
27521 CATCOMM-ASN, US
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS13760 UNITI-FIBER, US
AS3356 LEVEL3, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 13484 AS27521 ORIGIN Originate: 6400 /19.36 Transit: 0 /0.00 CATCOMM-ASN, 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 % 5944 AS27521 CATCOMM-ASN, US 25 14 6 17 8 32.00% Prefix AS Path Aggregation Suggestion 64.39.64.0/23 57866 3356 27521 + Announce - aggregate of 64.39.64.0/24 (57866 3356 27521) and 64.39.65.0/24 (57866 3356 27521) 64.39.64.0/24 57866 3356 27521 - Withdrawn - aggregated with 64.39.65.0/24 (57866 3356 27521) 64.39.65.0/24 57866 3356 27521 - Withdrawn - aggregated with 64.39.64.0/24 (57866 3356 27521) 64.39.66.0/24 57866 3356 27521 64.39.69.0/24 57866 3356 27521 64.39.71.0/24 57866 3356 27521 64.39.72.0/23 293 13760 27521 + Announce - aggregate of 64.39.72.0/24 (293 13760 27521) and 64.39.73.0/24 (293 13760 27521) 64.39.72.0/24 293 13760 27521 - Withdrawn - aggregated with 64.39.73.0/24 (293 13760 27521) 64.39.73.0/24 293 13760 27521 - Withdrawn - aggregated with 64.39.72.0/24 (293 13760 27521) 64.39.74.0/24 293 13760 27521 64.39.76.0/24 57866 3356 27521 64.39.77.0/24 293 13760 27521 64.39.78.0/23 57866 3356 27521 + Announce - aggregate of 64.39.78.0/24 (57866 3356 27521) and 64.39.79.0/24 (57866 3356 27521) 64.39.78.0/24 57866 3356 27521 - Withdrawn - aggregated with 64.39.79.0/24 (57866 3356 27521) 64.39.79.0/24 57866 3356 27521 - Withdrawn - aggregated with 64.39.78.0/24 (57866 3356 27521) 65.166.66.0/24 57866 3356 27521 69.45.224.0/24 6939 3356 27521 69.45.225.0/24 57866 3356 27521 69.45.226.0/23 57866 3356 27521 + Announce - aggregate of 69.45.226.0/24 (57866 3356 27521) and 69.45.227.0/24 (57866 3356 27521) 69.45.226.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.227.0/24 (57866 3356 27521) 69.45.227.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.226.0/24 (57866 3356 27521) 69.45.228.0/22 57866 3356 27521 + Announce - aggregate of 69.45.228.0/23 (57866 3356 27521) and 69.45.230.0/23 (57866 3356 27521) 69.45.228.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.229.0/24 (57866 3356 27521) 69.45.229.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.228.0/24 (57866 3356 27521) 69.45.230.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.231.0/24 (57866 3356 27521) 69.45.231.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.230.0/24 (57866 3356 27521) 69.45.232.0/23 57866 3356 27521 + Announce - aggregate of 69.45.232.0/24 (57866 3356 27521) and 69.45.233.0/24 (57866 3356 27521) 69.45.232.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.233.0/24 (57866 3356 27521) 69.45.233.0/24 57866 3356 27521 - Withdrawn - aggregated with 69.45.232.0/24 (57866 3356 27521) 69.45.251.0/24 57866 3356 27521 204.117.128.0/24 57866 3356 27521
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS27521 24 More Specifics 27 Total Advertisements CATCOMM-ASN, US
64.39.64.0/24 64.39.64.0/23
64.39.65.0/24 64.39.64.0/23
64.39.70.0/24 64.39.70.0/23
64.39.71.0/24 64.39.70.0/23
64.39.72.0/24 64.39.72.0/21
64.39.73.0/24 64.39.72.0/21
64.39.74.0/24 64.39.72.0/21
64.39.75.0/24 64.39.72.0/21
64.39.76.0/24 64.39.72.0/21
64.39.77.0/24 64.39.72.0/21
64.39.78.0/24 64.39.72.0/21
64.39.79.0/24 64.39.72.0/21
65.166.66.0/24 65.160.0.0/13
69.45.224.0/24 69.44.0.0/15
69.45.225.0/24 69.44.0.0/15
69.45.226.0/24 69.44.0.0/15
69.45.227.0/24 69.44.0.0/15
69.45.228.0/24 69.44.0.0/15
69.45.229.0/24 69.44.0.0/15
69.45.230.0/24 69.44.0.0/15
69.45.232.0/24 69.44.0.0/15
69.45.233.0/24 69.44.0.0/15
69.45.240.0/24 69.44.0.0/15
69.45.251.0/24 69.44.0.0/15
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 64.39.67.0/24 Announced
+ 64.39.70.0/24 Announced
whois: 402609
IANA has recorded AS27521 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS27521\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
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# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 27521
ASName: CATCOMM-ASN
ASHandle: AS27521
RegDate: 2003-03-21
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/27521
OrgName: CATCOMM INTERNET SERVICES, LLC
OrgId: CIS-149
Address: 75581 Hwy 1081
City: Covington
StateProv: LA
PostalCode: 70435
Country: US
RegDate: 2001-04-06
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/CIS-149
OrgAbuseHandle: MM1876-ARIN
OrgAbuseName: Miyares, Manny J
OrgAbusePhone: +1-504-722-8737
OrgAbuseEmail: manny@catcomm.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/MM1876-ARIN
OrgTechHandle: MM1876-ARIN
OrgTechName: Miyares, Manny J
OrgTechPhone: +1-504-722-8737
OrgTechEmail: manny@catcomm.net
OrgTechRef: https://rdap.arin.net/registry/entity/MM1876-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.
#