7922 COMCAST-7922, US
Adjacency: 136 Upstream: 17 Downstream: 119
Upstream Adjacent AS list
AS577 BACOM, CA
AS23352 SERVERCENTRAL, US
AS2152 CENIC-2152, US
AS36498 ACCESS-ONE-INC-AS, US
AS3320 DTAG Internet service provider operations, DE
AS3257 GTT-BACKBONE GTT, US
AS6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A., IT
AS2914 NTT-LTD-2914, US
AS3356 LEVEL3, US
AS174 COGENT-174, US
AS5511 OPENTRANSIT, FR
AS6830 LIBERTYGLOBAL Liberty Global formerly UPC Broadband Holding, aka AORTA, NL
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
AS6453 AS6453, US
AS6939 HURRICANE, US
AS7018 ATT-INTERNET4, US
AS3778 TEMPLE, US
Downstream Adjacent AS list
AS3257 GTT-BACKBONE GTT, US
AS36236 NETACTUATE, US
AS1280 ISC-AS-1280, US
AS12956 TELXIUS TELXIUS Cable, ES
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
AS11164 INTERNET2-I2PX, US
AS174 COGENT-174, US
AS17054 EXPEDIENT, US
AS20115 CHARTER-20115, US
AS20473 AS-VULTR, US
AS21976 NJEDGE-NET, US
AS21928 T-MOBILE-AS21928, US
AS2559 VISANET, US
AS22773 ASN-CXA-ALL-CCI-22773-RDC, US
AS20940 AKAMAI-ASN1, NL
AS3491 CONSOLE-CONNECT-ASN, US
AS395856 2KGAM-395856, US
AS5511 OPENTRANSIT, FR
AS6128 CABLE-NET-1, US
AS6453 AS6453, US
AS7029 WINDSTREAM, US
AS7843 TWC-7843-BB, US
AS11608 ATG-11608, US
AS13767 DATABANK-DFW, US
AS19251 NEPGROUPINC, US
AS23154 SANMINA-SCI, US
AS2635 AUTOMATTIC, US
AS30103 ZOOM-VIDEO-COMM-AS, US
AS33548 UNWIRED-NOC, US
AS393415 LITTNET, US
AS395487 ATG-395487, US
AS4258 ATG-4258, US
AS46427 SF-INNOV, US
AS53850 GORILLASERVERS, US
AS1547 IDK-NETWORK, MD
AS14010 JACKHENRY, US
AS25875 VARIO, US
AS30030 SIMPLEXITY, US
AS22299 GCRONLINE, US
AS32590 VALVE-CORPORATION, US
AS53766 VMWARE-SASE, US
AS13335 CLOUDFLARENET, US
AS33665 CMCS, US
AS397969 CL-ASN-01, US
AS18556 SCIF, US
AS40627 RC-COLO1, US
AS23352 SERVERCENTRAL, US
AS394041 HF-RWC, US
AS14042 COMCAST-COMM-MGT-1, US
AS16406 AS-INTERMEDIA, US
AS16276 OVH, FR
AS20385 ACCESSLINE-COM-1000, US
AS33656 CMCS, US
AS35777 LTN-AS, US
AS395610 NBASN-180, US
AS36498 ACCESS-ONE-INC-AS, US
AS7366 LEMURIACO, US
AS54103 MODMC-54103-AS, US
AS11396 TWC-ASN, US
AS13331 METAPEER-INC, US
AS12222 AKAMAI, US
AS19231 NBCUNI, US
AS19255 YOUR-ORG-INC-NA, US
AS18450 WEBNX, US
AS17035 NBCUNI-17035, US
AS22103 NEXTIVA, US
AS21508 COMCAST-21508, US
AS20214 COMCAST-20214, US
AS22326 DRHORTON, US
AS22694 -Reserved AS-, ZZ
AS22258 COMCAST-22258, US
AS22909 COMCAST-22909, US
AS19855 MASERGY, US
AS26558 FREEWHEEL, US
AS30036 MEDIACOM-ENTERPRISE-BUSINESS, US
AS25671 AIRENET-NUEVO-CA, US
AS30704 WC-1162, US
AS30081 CACHENETWORKS, US
AS23470 RELIABLESITE, US
AS13649 ASN-FLEXENTIAL, US
AS13367 COMCAST-13367, US
AS32308 8X8-AS, US
AS33489 COMCAST-33489, US
AS33490 COMCAST-33490, US
AS33650 COMCAST-33650, US
AS33655 CMCS, US
AS33654 CMCS, US
AS33657 CMCS, US
AS33659 CMCS, US
AS33652 CMCS, US
AS33660 CMCS, US
AS33651 CMCS, US
AS33666 CMCS, US
AS33662 CMCS, US
AS33661 CMCS, US
AS33491 COMCAST-33491, US
AS3223 VOXILITY, GB
AS33668 CMCS, US
AS36213 DWASKG, US
AS36410 VHAINC-IPNET, US
AS396415 COMCAST-MES, US
AS33741 DENNIS-GROUP, US
AS40109 FORSYTH-K12-GA-, US
AS398465 RACKDOG-LLC, US
AS54113 FASTLY, US
AS53264 SBAEDGE-603, US
AS6949 CHARLES-SCHWAB, US
AS6653 VERO-NETWORKS-AS6653, US
AS63402 UCDP-ORLCORP, US
AS60068 CDN77 _, GB
AS46844 SHARKTECH, US
AS7016 CCCH-3, US
AS7979 SERVERS-COM, US
AS8047 GCI, US
AS7725 COMCAST-7725, US
AS7015 COMCAST-7015, US
AS33667 CMCS, US
AS6939 HURRICANE, US
AS33287 COMCAST-33287, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 7 AS7922 ORG+TRN Originate: 68253952 /5.98 Transit: 1153792 /11.86 COMCAST-7922, US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 1816 AS7922 COMCAST-7922, US 363 51 19 331 32 8.82% Prefix AS Path Aggregation Suggestion 23.24.0.0/15 3257 7922 23.30.0.0/15 3257 7922 23.68.0.0/14 3257 7922 24.0.0.0/12 3257 7922 24.16.0.0/13 3257 7922 24.30.0.0/17 3257 7922 24.34.0.0/16 3257 7922 24.40.0.0/18 3257 7922 24.40.64.0/20 3257 7922 24.60.0.0/14 3257 7922 24.91.0.0/16 3257 7922 24.98.0.0/15 3257 7922 24.104.0.0/17 3257 7922 24.104.128.0/19 3257 7922 24.118.0.0/16 3257 7922 24.124.128.0/17 3257 7922 24.125.0.0/16 3257 7922 24.126.0.0/15 3257 7922 24.128.0.0/16 3257 7922 24.129.0.0/17 3257 7922 24.130.0.0/15 3257 7922 24.147.0.0/16 3257 7922 24.153.64.0/19 3257 7922 24.218.0.0/16 3257 7922 24.245.0.0/18 3257 7922 48.44.1.0/24 6939 7922 48.44.2.0/24 6939 7922 48.44.4.0/24 6939 7922 48.44.6.0/23 2914 7922 48.44.8.0/23 2914 7922 48.44.28.0/22 2914 7922 48.44.32.0/23 2914 7922 48.44.34.0/24 6939 7922 48.44.36.0/22 2914 7922 48.44.51.0/24 2914 7922 48.44.52.0/23 2914 7922 48.44.54.0/24 2914 7922 48.44.56.0/22 6939 7922 48.44.64.0/22 3257 7922 48.44.68.0/23 3257 7922 48.44.71.0/24 2152 7922 48.44.72.0/21 3257 7922 48.44.81.0/24 3257 7922 48.44.82.0/23 3257 7922 48.44.84.0/24 2152 7922 48.44.86.0/23 3257 7922 48.44.88.0/23 3257 7922 48.44.92.0/22 3257 7922 48.44.96.0/22 3257 7922 48.44.101.0/24 3257 7922 48.44.102.0/23 2152 7922 48.44.104.0/22 6939 7922 48.44.109.0/24 3257 7922 48.44.110.0/23 7018 7922 48.44.113.0/24 3257 7922 48.44.114.0/23 3257 7922 48.44.117.0/24 3257 7922 48.44.118.0/23 3257 7922 48.44.122.0/23 3257 7922 48.44.124.0/24 3257 7922 48.44.126.0/23 3257 7922 48.44.160.0/20 6939 7922 48.44.192.0/21 6939 7922 48.44.200.0/22 6939 7922 48.44.204.0/22 2914 7922 48.44.208.0/20 6939 7922 + Announce - aggregate of 48.44.208.0/21 (6939 7922) and 48.44.216.0/21 (6939 7922) 48.44.208.0/22 6939 7922 - Withdrawn - aggregated with 48.44.212.0/22 (6939 7922) 48.44.212.0/22 6939 7922 - Withdrawn - aggregated with 48.44.208.0/22 (6939 7922) 48.44.216.0/22 6939 7922 - Withdrawn - aggregated with 48.44.220.0/22 (6939 7922) 48.44.220.0/22 6939 7922 - Withdrawn - aggregated with 48.44.216.0/22 (6939 7922) 48.45.0.0/17 6939 7922 + Announce - aggregate of 48.45.0.0/18 (6939 7922) and 48.45.64.0/18 (6939 7922) 48.45.0.0/19 6939 7922 - Withdrawn - aggregated with 48.45.32.0/19 (6939 7922) 48.45.0.0/23 3257 7922 48.45.14.0/23 3257 7922 48.45.32.0/20 6939 7922 - Withdrawn - aggregated with 48.45.48.0/20 (6939 7922) 48.45.32.0/23 3257 7922 48.45.36.0/23 3257 7922 48.45.40.0/21 2914 7922 48.45.48.0/20 6939 7922 - Withdrawn - aggregated with 48.45.32.0/20 (6939 7922) 48.45.64.0/18 6939 7922 - Withdrawn - aggregated with 48.45.0.0/18 (6939 7922) 48.45.64.0/23 3257 7922 48.45.128.0/23 6939 7922 + Announce - aggregate of 48.45.128.0/24 (6939 7922) and 48.45.129.0/24 (6939 7922) 48.45.128.0/24 6939 7922 - Withdrawn - aggregated with 48.45.129.0/24 (6939 7922) 48.45.129.0/24 6939 7922 - Withdrawn - aggregated with 48.45.128.0/24 (6939 7922) 48.45.131.0/24 6939 7922 48.45.132.0/23 6939 7922 48.45.135.0/24 6939 7922 48.45.136.0/23 6939 7922 + Announce - aggregate of 48.45.136.0/24 (6939 7922) and 48.45.137.0/24 (6939 7922) 48.45.136.0/24 6939 7922 - Withdrawn - aggregated with 48.45.137.0/24 (6939 7922) 48.45.137.0/24 6939 7922 - Withdrawn - aggregated with 48.45.136.0/24 (6939 7922) 48.45.139.0/24 6939 7922 48.45.141.0/24 6939 7922 48.45.143.0/24 6939 7922 48.45.144.0/23 6939 7922 + Announce - aggregate of 48.45.144.0/24 (6939 7922) and 48.45.145.0/24 (6939 7922) 48.45.144.0/24 6939 7922 - Withdrawn - aggregated with 48.45.145.0/24 (6939 7922) 48.45.145.0/24 6939 7922 - Withdrawn - aggregated with 48.45.144.0/24 (6939 7922) 48.45.147.0/24 6939 7922 48.45.148.0/23 6939 7922 48.45.152.0/23 6939 7922 + Announce - aggregate of 48.45.152.0/24 (6939 7922) and 48.45.153.0/24 (6939 7922) 48.45.152.0/24 6939 7922 - Withdrawn - aggregated with 48.45.153.0/24 (6939 7922) 48.45.153.0/24 6939 7922 - Withdrawn - aggregated with 48.45.152.0/24 (6939 7922) 48.45.155.0/24 6939 7922 48.45.156.0/23 6939 7922 48.45.159.0/24 6939 7922 48.45.160.0/23 6939 7922 + Announce - aggregate of 48.45.160.0/24 (6939 7922) and 48.45.161.0/24 (6939 7922) 48.45.160.0/24 6939 7922 - Withdrawn - aggregated with 48.45.161.0/24 (6939 7922) 48.45.161.0/24 6939 7922 - Withdrawn - aggregated with 48.45.160.0/24 (6939 7922) 48.45.163.0/24 6939 7922 48.45.164.0/22 6939 7922 + Announce - aggregate of 48.45.164.0/23 (6939 7922) and 48.45.166.0/23 (6939 7922) 48.45.164.0/23 6939 7922 - Withdrawn - aggregated with 48.45.166.0/23 (6939 7922) 48.45.166.0/23 6939 7922 - Withdrawn - aggregated with 48.45.164.0/23 (6939 7922) 48.45.168.0/23 6939 7922 + Announce - aggregate of 48.45.168.0/24 (6939 7922) and 48.45.169.0/24 (6939 7922) 48.45.168.0/24 6939 7922 - Withdrawn - aggregated with 48.45.169.0/24 (6939 7922) 48.45.169.0/24 6939 7922 - Withdrawn - aggregated with 48.45.168.0/24 (6939 7922) 48.45.171.0/24 6939 7922 48.45.172.0/23 6939 7922 48.45.175.0/24 6939 7922 48.45.176.0/23 6939 7922 48.45.179.0/24 6939 7922 48.45.180.0/23 6939 7922 48.45.183.0/24 2152 7922 48.45.184.0/23 6939 7922 + Announce - aggregate of 48.45.184.0/24 (6939 7922) and 48.45.185.0/24 (6939 7922) 48.45.184.0/24 6939 7922 - Withdrawn - aggregated with 48.45.185.0/24 (6939 7922) 48.45.185.0/24 6939 7922 - Withdrawn - aggregated with 48.45.184.0/24 (6939 7922) 48.45.187.0/24 6939 7922 48.45.188.0/23 6939 7922 48.45.190.0/24 2914 7922 48.45.204.0/22 6939 7922 48.45.208.0/24 6939 7922 48.45.210.0/23 6939 7922 48.45.212.0/24 2914 7922 48.45.213.0/24 2152 7922 48.45.215.0/24 2152 7922 48.45.216.0/23 2152 7922 48.45.218.0/24 2914 7922 48.45.227.0/24 2152 7922 48.45.228.0/23 2152 7922 48.45.230.0/24 2914 7922 48.45.232.0/22 6939 7922 48.45.237.0/24 6939 7922 48.45.238.0/24 6939 7922 48.45.240.0/24 2914 7922 48.45.241.0/24 6939 7922 48.45.243.0/24 6939 7922 48.45.244.0/24 6939 7922 48.45.245.0/24 7018 7922 48.45.246.0/24 2914 7922 48.45.247.0/24 6939 7922 48.45.249.0/24 2152 7922 48.45.250.0/23 2152 7922 48.45.252.0/24 2152 7922 48.45.253.0/24 6939 7922 48.45.255.0/24 6939 7922 48.46.0.0/18 6939 7922 48.46.32.0/21 2914 7922 48.46.40.0/23 3257 7922 48.46.42.0/23 7018 7922 48.46.44.0/22 3257 7922 48.46.52.0/23 3257 7922 48.46.54.0/23 2152 7922 48.46.65.0/24 6939 7922 48.46.66.0/23 6939 7922 48.46.68.0/23 6939 7922 48.46.71.0/24 2152 7922 48.46.72.0/23 6939 7922 48.46.76.0/22 6939 7922 48.46.81.0/24 6939 7922 48.46.82.0/23 6939 7922 48.46.84.0/22 6939 7922 48.46.88.0/23 2152 7922 48.46.91.0/24 6939 7922 48.46.92.0/22 6939 7922 48.46.96.0/22 6939 7922 48.46.101.0/24 2152 7922 48.46.102.0/23 6939 7922 48.46.104.0/22 6939 7922 48.46.108.0/23 6939 7922 48.46.112.0/22 2914 7922 48.46.116.0/23 6939 7922 48.46.119.0/24 6939 7922 48.46.120.0/22 6939 7922 48.46.124.0/23 6939 7922 48.46.127.0/24 6939 7922 48.46.128.0/18 6939 7922 48.46.178.0/23 3257 7922 48.46.192.0/19 6939 7922 48.46.232.0/21 6939 7922 48.46.240.0/20 6939 7922 48.46.240.0/21 2914 7922 48.46.248.0/23 3257 7922 48.46.250.0/23 2152 7922 48.47.1.0/24 2152 7922 48.47.2.0/23 2152 7922 48.47.4.0/23 2152 7922 48.47.6.0/24 2152 7922 48.47.8.0/22 2152 7922 48.47.12.0/23 2152 7922 48.47.15.0/24 2152 7922 48.47.16.0/22 6939 7922 48.47.20.0/24 6939 7922 48.47.22.0/23 6939 7922 48.47.24.0/22 6939 7922 48.47.29.0/24 6939 7922 48.47.30.0/23 6939 7922 48.47.32.0/23 6939 7922 48.47.34.0/24 2152 7922 48.47.36.0/22 2152 7922 48.47.40.0/23 2152 7922 48.47.43.0/24 7018 7922 48.47.44.0/22 7018 7922 + Announce - aggregate of 48.47.44.0/23 (7018 7922) and 48.47.46.0/23 (7018 7922) 48.47.44.0/23 7018 7922 - Withdrawn - aggregated with 48.47.46.0/23 (7018 7922) 48.47.46.0/23 7018 7922 - Withdrawn - aggregated with 48.47.44.0/23 (7018 7922) 48.47.48.0/24 2152 7922 48.47.50.0/23 6939 7922 48.47.52.0/22 6939 7922 48.47.57.0/24 6939 7922 48.47.58.0/23 6939 7922 48.47.60.0/23 6939 7922 48.47.62.0/24 6939 7922 48.47.64.0/22 2152 7922 48.47.68.0/23 2152 7922 48.47.71.0/24 2152 7922 48.47.72.0/22 2152 7922 48.47.76.0/24 2152 7922 48.47.78.0/23 2152 7922 48.47.80.0/22 2152 7922 48.47.85.0/24 2152 7922 48.47.86.0/23 2152 7922 48.47.88.0/23 2152 7922 48.47.90.0/24 2152 7922 48.47.92.0/22 2152 7922 48.47.96.0/23 6939 7922 48.47.99.0/24 2152 7922 48.47.100.0/22 2914 7922 48.47.104.0/24 2152 7922 48.47.106.0/23 2152 7922 48.47.108.0/22 2152 7922 48.47.113.0/24 2152 7922 48.47.114.0/23 2152 7922 48.47.116.0/23 2152 7922 48.47.118.0/24 2152 7922 48.47.120.0/21 2152 7922 48.47.128.0/18 2152 7922 48.47.192.0/19 2152 7922 48.47.224.0/21 6939 7922 48.47.232.0/23 3257 7922 48.47.234.0/23 7018 7922 48.47.240.0/21 6939 7922 48.47.248.0/23 6939 7922 48.47.252.0/22 2914 7922 50.73.0.0/16 3257 7922 50.76.0.0/14 3257 7922 50.128.0.0/9 3257 7922 50.220.178.0/24 3257 7922 - Withdrawn - matching aggregate 50.128.0.0/9 3257 7922 64.56.32.0/19 3257 7922 64.139.64.0/19 3257 7922 65.34.128.0/17 3257 7922 65.96.0.0/16 3257 7922 65.97.0.0/19 3257 7922 66.30.0.0/15 3257 7922 66.41.0.0/16 3257 7922 66.56.0.0/18 3257 7922 66.93.43.0/24 3257 7922 66.93.45.0/24 3257 7922 66.93.46.0/23 3257 7922 + Announce - aggregate of 66.93.46.0/24 (3257 7922) and 66.93.47.0/24 (3257 7922) 66.93.46.0/24 3257 7922 - Withdrawn - aggregated with 66.93.47.0/24 (3257 7922) 66.93.47.0/24 3257 7922 - Withdrawn - aggregated with 66.93.46.0/24 (3257 7922) 66.93.180.0/22 3257 7922 + Announce - aggregate of 66.93.180.0/23 (3257 7922) and 66.93.182.0/23 (3257 7922) 66.93.180.0/24 3257 7922 - Withdrawn - aggregated with 66.93.181.0/24 (3257 7922) 66.93.181.0/24 3257 7922 - Withdrawn - aggregated with 66.93.180.0/24 (3257 7922) 66.93.182.0/24 3257 7922 - Withdrawn - aggregated with 66.93.183.0/24 (3257 7922) 66.93.183.0/24 3257 7922 - Withdrawn - aggregated with 66.93.182.0/24 (3257 7922) 66.176.0.0/15 3257 7922 66.208.192.0/18 3257 7922 66.229.0.0/16 3257 7922 66.240.0.0/18 3257 7922 66.253.72.0/24 3257 7922 66.253.76.0/23 3257 7922 + Announce - aggregate of 66.253.76.0/24 (3257 7922) and 66.253.77.0/24 (3257 7922) 66.253.76.0/24 3257 7922 - Withdrawn - aggregated with 66.253.77.0/24 (3257 7922) 66.253.77.0/24 3257 7922 - Withdrawn - aggregated with 66.253.76.0/24 (3257 7922) 66.253.78.0/24 3257 7922 67.160.0.0/11 3257 7922 68.32.0.0/11 3257 7922 68.80.0.0/13 3257 7922 68.167.24.0/22 3257 7922 + Announce - aggregate of 68.167.24.0/23 (3257 7922) and 68.167.26.0/23 (3257 7922) 68.167.24.0/24 3257 7922 - Withdrawn - aggregated with 68.167.25.0/24 (3257 7922) 68.167.25.0/24 3257 7922 - Withdrawn - aggregated with 68.167.24.0/24 (3257 7922) 68.167.26.0/24 3257 7922 - Withdrawn - aggregated with 68.167.27.0/24 (3257 7922) 68.167.27.0/24 3257 7922 - Withdrawn - aggregated with 68.167.26.0/24 (3257 7922) 68.167.56.0/22 3257 7922 + Announce - aggregate of 68.167.56.0/23 (3257 7922) and 68.167.58.0/23 (3257 7922) 68.167.56.0/24 3257 7922 - Withdrawn - aggregated with 68.167.57.0/24 (3257 7922) 68.167.57.0/24 3257 7922 - Withdrawn - aggregated with 68.167.56.0/24 (3257 7922) 68.167.58.0/24 3257 7922 - Withdrawn - aggregated with 68.167.59.0/24 (3257 7922) 68.167.59.0/24 3257 7922 - Withdrawn - aggregated with 68.167.58.0/24 (3257 7922) 69.136.0.0/13 3257 7922 69.180.0.0/15 3257 7922 69.240.0.0/12 3257 7922 70.88.0.0/14 3257 7922 71.24.0.0/14 3257 7922 71.56.0.0/13 3257 7922 71.192.0.0/12 3257 7922 71.224.0.0/12 3257 7922 72.55.0.0/17 3257 7922 72.244.138.0/24 3257 7922 72.244.144.0/24 3257 7922 72.244.146.0/24 3257 7922 72.244.152.0/24 3257 7922 73.0.0.0/8 3257 7922 74.16.0.0/12 3257 7922 74.49.227.0/24 3257 7922 74.49.240.0/24 3257 7922 74.49.242.0/24 3257 7922 74.49.244.0/24 3257 7922 74.49.246.0/24 3257 7922 74.81.128.0/19 3257 7922 74.92.0.0/14 3257 7922 75.64.0.0/13 3257 7922 75.72.0.0/15 3257 7922 75.74.0.0/16 3257 7922 75.75.0.0/17 3257 7922 75.75.128.0/18 3257 7922 75.144.0.0/13 3257 7922 76.16.0.0/12 3257 7922 76.96.0.0/11 3257 7922 76.128.0.0/11 3257 7922 96.64.0.0/11 3257 7922 96.96.0.0/12 3257 7922 96.112.0.0/13 3257 7922 96.120.0.0/14 3257 7922 96.124.0.0/16 3257 7922 96.128.0.0/11 3257 7922 96.192.0.0/11 3257 7922 98.32.0.0/11 3257 7922 98.192.0.0/10 3257 7922 107.0.0.0/14 3257 7922 107.4.0.0/15 3257 7922 140.99.49.0/24 3257 7922 140.99.77.0/24 3257 7922 140.99.79.0/24 3257 7922 140.99.127.0/24 3257 7922 140.99.132.0/22 3257 7922 140.99.210.0/24 3257 7922 147.191.0.0/16 3257 7922 162.17.0.0/16 3257 7922 162.148.0.0/14 3257 7922 165.137.0.0/16 3257 7922 169.152.0.0/16 3257 7922 172.244.0.0/16 3257 7922 173.8.0.0/13 3257 7922 173.160.0.0/13 3257 7922 173.214.184.0/23 3257 7922 174.48.0.0/12 3257 7922 174.140.228.0/23 3257 7922 174.160.0.0/11 3257 7922 184.108.0.0/14 3257 7922 184.112.0.0/12 3257 7922 198.0.0.0/16 3257 7922 198.137.252.0/23 3257 7922 198.178.8.0/21 3257 7922 204.11.116.0/22 3257 7922 204.93.173.0/24 3257 7922 205.234.162.0/24 3257 7922 205.234.234.0/24 3257 7922 207.180.8.0/23 3257 7922 + Announce - aggregate of 207.180.8.0/24 (3257 7922) and 207.180.9.0/24 (3257 7922) 207.180.8.0/24 3257 7922 - Withdrawn - aggregated with 207.180.9.0/24 (3257 7922) 207.180.9.0/24 3257 7922 - Withdrawn - aggregated with 207.180.8.0/24 (3257 7922) 207.180.15.0/24 3257 7922 207.180.54.0/24 3257 7922 208.39.128.0/18 3257 7922 209.23.192.0/18 3257 7922 209.101.248.0/22 3257 7922 + Announce - aggregate of 209.101.248.0/23 (3257 7922) and 209.101.250.0/23 (3257 7922) 209.101.248.0/24 3257 7922 - Withdrawn - aggregated with 209.101.249.0/24 (3257 7922) 209.101.249.0/24 3257 7922 - Withdrawn - aggregated with 209.101.248.0/24 (3257 7922) 209.101.250.0/24 3257 7922 - Withdrawn - aggregated with 209.101.251.0/24 (3257 7922) 209.101.251.0/24 3257 7922 - Withdrawn - aggregated with 209.101.250.0/24 (3257 7922) 216.45.128.0/17 3257 7922 216.122.112.0/21 3257 7922 + Announce - aggregate of 216.122.112.0/22 (3257 7922) and 216.122.116.0/22 (3257 7922) 216.122.112.0/22 3257 7922 - Withdrawn - aggregated with 216.122.116.0/22 (3257 7922) 216.122.116.0/22 3257 7922 - Withdrawn - aggregated with 216.122.112.0/22 (3257 7922) 216.246.7.0/24 3257 7922 216.246.28.0/24 3257 7922 216.246.102.0/24 3257 7922
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS7922 75 More Specifics 178 Total Advertisements COMCAST-7922, US
50.118.213.0/24 50.118.128.0/17
50.200.194.0/24 50.128.0.0/9
50.204.0.0/21 50.128.0.0/9
50.207.32.0/21 50.128.0.0/9
50.220.144.0/23 50.128.0.0/9
50.220.178.0/24 50.128.0.0/9
50.221.162.0/24 50.128.0.0/9
50.221.163.0/24 50.128.0.0/9
50.232.144.0/21 50.128.0.0/9
104.164.149.0/24 104.164.0.0/15
104.164.164.0/24 104.164.0.0/15
104.164.213.0/24 104.164.0.0/15
104.165.106.0/24 104.164.0.0/15
104.165.139.0/24 104.164.0.0/15
104.165.192.0/24 104.164.0.0/15
104.171.165.0/24 104.171.160.0/20
104.171.166.0/24 104.171.160.0/20
104.171.167.0/24 104.171.160.0/20
104.171.168.0/24 104.171.160.0/20
104.171.169.0/24 104.171.160.0/20
104.171.170.0/24 104.171.160.0/20
104.171.171.0/24 104.171.160.0/20
104.171.172.0/24 104.171.160.0/20
104.171.173.0/24 104.171.160.0/20
104.171.174.0/24 104.171.160.0/20
104.171.175.0/24 104.171.160.0/20
104.252.10.0/24 104.252.0.0/15
104.252.16.0/24 104.252.0.0/15
104.252.64.0/24 104.252.0.0/15
104.252.65.0/24 104.252.0.0/15
104.252.91.0/24 104.252.0.0/15
104.252.92.0/24 104.252.0.0/15
104.252.109.0/24 104.252.0.0/15
104.252.137.0/24 104.252.0.0/15
104.252.149.0/24 104.252.0.0/15
104.252.152.0/24 104.252.0.0/15
104.252.234.0/24 104.252.0.0/15
104.252.254.0/24 104.252.0.0/15
104.253.14.0/24 104.252.0.0/15
104.253.22.0/24 104.252.0.0/15
107.180.160.0/19 107.180.128.0/18
134.202.16.0/21 134.202.0.0/16
134.202.26.0/23 134.202.0.0/16
134.202.28.0/22 134.202.0.0/16
134.202.40.0/21 134.202.0.0/16
134.202.248.0/23 134.202.0.0/16
149.46.0.0/20 149.46.0.0/16
149.46.32.0/20 149.46.0.0/16
149.46.64.0/20 149.46.0.0/16
149.46.96.0/20 149.46.0.0/16
149.46.128.0/20 149.46.0.0/16
149.46.160.0/20 149.46.0.0/16
149.46.192.0/20 149.46.0.0/16
149.46.224.0/20 149.46.0.0/16
162.250.100.0/24 162.250.96.0/21
162.250.103.0/24 162.250.96.0/21
162.254.0.0/23 162.254.0.0/21
170.39.172.0/24 170.39.172.0/22
170.39.173.0/24 170.39.172.0/22
170.39.174.0/24 170.39.172.0/22
170.39.175.0/24 170.39.172.0/22
208.65.84.0/24 208.65.84.0/22
208.65.85.0/24 208.65.84.0/22
208.65.86.0/24 208.65.84.0/22
208.65.87.0/24 208.65.84.0/22
208.166.48.0/21 208.166.48.0/20
208.166.56.0/24 208.166.48.0/20
208.166.57.0/24 208.166.48.0/20
208.166.59.0/24 208.166.48.0/20
208.166.62.0/23 208.166.48.0/20
209.23.192.0/22 209.23.192.0/18
216.162.193.0/24 216.162.192.0/21
216.162.194.0/23 216.162.192.0/21
216.162.196.0/22 216.162.192.0/21
216.162.208.0/24 216.162.208.0/22
50.200.27.0/24 50.128.0.0/9
107.180.128.0/21 107.180.128.0/18
206.251.196.0/22 206.251.192.0/20
206.251.200.0/22 206.251.192.0/20
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 50.118.213.0/24 Announced
+ 50.200.194.0/24 Announced
+ 50.204.0.0/21 Announced
+ 50.207.32.0/21 Announced
+ 50.220.144.0/23 Announced
+ 50.221.163.0/24 Announced
+ 50.232.144.0/21 Announced
+ 74.144.0.0/12 Announced
+ 104.164.149.0/24 Announced
+ 104.164.164.0/24 Announced
+ 104.164.213.0/24 Announced
+ 104.165.106.0/24 Announced
+ 104.165.139.0/24 Announced
+ 104.165.192.0/24 Announced
+ 104.252.10.0/24 Announced
+ 104.252.16.0/24 Announced
+ 104.252.64.0/24 Announced
+ 104.252.65.0/24 Announced
+ 104.252.91.0/24 Announced
+ 104.252.92.0/24 Announced
+ 104.252.109.0/24 Announced
+ 104.252.137.0/24 Announced
+ 104.252.149.0/24 Announced
+ 104.252.152.0/24 Announced
+ 104.252.234.0/24 Announced
+ 104.252.254.0/24 Announced
+ 104.253.14.0/24 Announced
+ 104.253.22.0/24 Announced
+ 107.180.192.0/20 Announced
+ 134.202.26.0/23 Announced
+ 134.202.248.0/23 Announced
+ 169.197.160.0/22 Announced
+ 170.39.172.0/24 Announced
+ 170.39.173.0/24 Announced
+ 170.39.174.0/24 Announced
+ 170.39.175.0/24 Announced
+ 192.251.68.0/24 Announced
+ 208.65.84.0/24 Announced
+ 208.65.85.0/24 Announced
+ 208.65.86.0/24 Announced
+ 208.65.87.0/24 Announced
+ 208.166.48.0/21 Announced
+ 208.166.56.0/24 Announced
+ 208.166.57.0/24 Announced
+ 208.166.59.0/24 Announced
+ 208.166.62.0/23 Announced
+ 209.23.192.0/22 Announced
+ 216.162.193.0/24 Announced
+ 216.162.194.0/23 Announced
+ 216.162.196.0/22 Announced
+ 216.162.200.0/24 Announced
+ 216.162.202.0/23 Announced
+ 216.162.208.0/24 Announced
- 50.200.27.0/24 Withdrawn
- 74.122.56.0/21 Withdrawn
- 107.180.128.0/21 Withdrawn
- 206.251.196.0/22 Withdrawn
- 206.251.200.0/22 Withdrawn
whois: 402603
IANA has recorded AS7922 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS7922\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
ASNumber: 7922
ASName: COMCAST-7922
ASHandle: AS7922
RegDate: 1997-02-14
Updated: 2021-01-25
Ref: https://rdap.arin.net/registry/autnum/7922
OrgName: Comcast Cable Communications, LLC
OrgId: CCCS
Address: 1800 Bishops Gate Blvd
City: Mt Laurel
StateProv: NJ
PostalCode: 08054
Country: US
RegDate: 2001-09-18
Updated: 2020-11-18
Ref: https://rdap.arin.net/registry/entity/CCCS
OrgTechHandle: IC161-ARIN
OrgTechName: Comcast Cable Communications Inc
OrgTechPhone: +1-856-792-2300
OrgTechEmail: CNIPEO-Ip-registration@cable.comcast.com
OrgTechRef: https://rdap.arin.net/registry/entity/IC161-ARIN
OrgRoutingHandle: ROUTI25-ARIN
OrgRoutingName: Routing
OrgRoutingPhone: +1-856-792-2300
OrgRoutingEmail: routing@comcast.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI25-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgAbuseName: Network Abuse and Policy Observance
OrgAbusePhone: +1-888-565-4329
OrgAbuseEmail: abuse@comcast.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/NAPO-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#