243 HARRIS-ATD-AS, US
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 529 AS243 ORIGIN Originate: 780032 /12.43 Transit: 0 /0.00 HARRIS-ATD-AS, 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 % 1450 AS243 HARRIS-ATD-AS, US 132 48 7 91 41 31.06% Prefix AS Path Aggregation Suggestion 128.170.0.0/16 2497 32787 243 128.170.88.0/24 2497 32787 243 - Withdrawn - matching aggregate 128.170.0.0/16 2497 32787 243 128.170.89.0/24 6939 32787 243 137.237.0.0/16 2497 32787 243 137.237.26.0/24 2497 32787 243 - Withdrawn - matching aggregate 137.237.0.0/16 2497 32787 243 137.237.200.0/24 2497 32787 243 - Withdrawn - matching aggregate 137.237.0.0/16 2497 32787 243 138.254.0.0/16 2497 32787 243 141.199.0.0/16 2497 32787 243 141.199.129.0/24 3303 3320 6461 32787 243 142.65.0.0/16 2497 32787 243 142.65.102.0/23 6939 32787 243 142.65.104.0/23 6939 32787 243 + Announce - aggregate of 142.65.104.0/24 (6939 32787 243) and 142.65.105.0/24 (6939 32787 243) 142.65.104.0/24 6939 32787 243 - Withdrawn - aggregated with 142.65.105.0/24 (6939 32787 243) 142.65.105.0/24 6939 32787 243 - Withdrawn - aggregated with 142.65.104.0/24 (6939 32787 243) 142.65.117.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.128.0/22 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.138.0/23 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.144.0/23 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.146.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.147.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.148.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.149.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.150.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.151.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.160.0/23 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.162.0/23 6939 32787 243 + Announce - aggregate of 142.65.162.0/24 (6939 32787 243) and 142.65.163.0/24 (6939 32787 243) 142.65.162.0/24 6939 32787 243 - Withdrawn - aggregated with 142.65.163.0/24 (6939 32787 243) 142.65.163.0/24 6939 32787 243 - Withdrawn - aggregated with 142.65.162.0/24 (6939 32787 243) 142.65.176.0/20 2914 32787 243 142.65.176.0/22 6939 32787 243 142.65.184.0/23 2497 32787 243 + Announce - aggregate of 142.65.184.0/24 (2497 32787 243) and 142.65.185.0/24 (2497 32787 243) 142.65.184.0/24 2497 32787 243 - Withdrawn - aggregated with 142.65.185.0/24 (2497 32787 243) 142.65.185.0/24 2497 32787 243 - Withdrawn - aggregated with 142.65.184.0/24 (2497 32787 243) 142.65.192.0/20 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.204.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.207.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 142.65.255.0/24 2497 32787 243 - Withdrawn - matching aggregate 142.65.0.0/16 2497 32787 243 147.177.0.0/16 2497 32787 243 147.177.238.0/24 6939 32787 243 148.104.0.0/16 2497 32787 243 148.104.5.0/24 6939 32787 243 148.104.12.0/22 2497 32787 243 - Withdrawn - matching aggregate 148.104.0.0/16 2497 32787 243 148.104.18.0/23 6939 32787 243 + Announce - aggregate of 148.104.18.0/24 (6939 32787 243) and 148.104.19.0/24 (6939 32787 243) 148.104.18.0/24 6939 32787 243 - Withdrawn - aggregated with 148.104.19.0/24 (6939 32787 243) 148.104.19.0/24 6939 32787 243 - Withdrawn - aggregated with 148.104.18.0/24 (6939 32787 243) 148.104.27.0/24 6939 32787 243 148.104.81.0/24 6939 32787 243 148.104.82.0/24 2497 32787 243 - Withdrawn - matching aggregate 148.104.0.0/16 2497 32787 243 148.104.111.0/24 2497 32787 243 - Withdrawn - matching aggregate 148.104.0.0/16 2497 32787 243 151.190.0.0/16 2497 32787 243 151.190.16.0/24 2497 32787 243 - Withdrawn - matching aggregate 151.190.0.0/16 2497 32787 243 151.190.17.0/24 2497 32787 243 - Withdrawn - matching aggregate 151.190.0.0/16 2497 32787 243 151.190.18.0/24 2497 32787 243 - Withdrawn - matching aggregate 151.190.0.0/16 2497 32787 243 151.190.19.0/24 2497 32787 243 - Withdrawn - matching aggregate 151.190.0.0/16 2497 32787 243 151.190.20.0/24 6939 32787 243 158.147.0.0/16 2497 32787 243 158.147.44.0/24 6939 32787 243 158.147.81.0/24 2497 32787 243 - Withdrawn - matching aggregate 158.147.0.0/16 2497 32787 243 158.147.82.0/24 6939 32787 243 158.147.214.0/24 6939 32787 243 159.62.0.0/16 2497 32787 243 159.62.26.0/24 2497 32787 243 - Withdrawn - matching aggregate 159.62.0.0/16 2497 32787 243 159.62.36.0/23 2497 32787 243 - Withdrawn - matching aggregate 159.62.0.0/16 2497 32787 243 159.62.40.0/23 2497 32787 243 - Withdrawn - matching aggregate 159.62.0.0/16 2497 32787 243 159.62.48.0/23 2497 32787 243 - Withdrawn - matching aggregate 159.62.0.0/16 2497 32787 243 159.62.236.0/23 6939 32787 243 166.20.0.0/16 2497 32787 243 192.5.114.0/23 6939 32787 243 192.5.134.0/24 6939 32787 243 192.5.163.0/24 6939 32787 243 192.5.213.0/24 6939 32787 243 192.31.4.0/24 6939 32787 243 192.31.74.0/24 6939 32787 243 192.41.209.0/24 6939 32787 243 192.43.225.0/24 6939 32787 243 192.52.224.0/23 6939 32787 243 192.52.233.0/24 2497 32787 243 192.52.234.0/23 2497 32787 243 192.52.236.0/24 2497 32787 243 192.55.210.0/23 6939 32787 243 192.68.26.0/23 2497 32787 243 + Announce - aggregate of 192.68.26.0/24 (2497 32787 243) and 192.68.27.0/24 (2497 32787 243) 192.68.26.0/24 2497 32787 243 - Withdrawn - aggregated with 192.68.27.0/24 (2497 32787 243) 192.68.27.0/24 2497 32787 243 - Withdrawn - aggregated with 192.68.26.0/24 (2497 32787 243) 192.107.152.0/21 2497 32787 243 192.107.160.0/22 2497 32787 243 192.107.163.0/24 2497 32787 243 - Withdrawn - matching aggregate 192.107.160.0/22 2497 32787 243 192.124.1.0/24 2497 32787 243 192.124.2.0/23 2497 32787 243 192.124.4.0/22 2497 32787 243 192.124.8.0/24 6939 32787 243 192.129.85.0/24 6939 32787 243 192.138.203.0/24 6939 32787 243 192.149.28.0/24 2497 32787 243 192.153.172.0/24 2497 32787 243 192.158.4.0/22 2497 32787 243 192.158.8.0/22 2497 32787 243 192.160.108.0/24 6939 32787 243 192.160.112.0/21 2497 32787 243 192.160.118.0/24 2497 32787 243 - Withdrawn - matching aggregate 192.160.112.0/21 2497 32787 243 192.160.120.0/24 2497 32787 243 192.160.166.0/24 6939 32787 243 192.161.1.0/24 2497 32787 243 192.161.2.0/23 2497 32787 243 192.161.4.0/24 6939 32787 243 192.190.26.0/23 2497 32787 243 192.190.28.0/23 2497 32787 243 192.190.121.0/24 6939 32787 243 192.190.122.0/23 2497 32787 243 192.190.124.0/22 2497 32787 243 192.245.66.0/23 6939 32787 243 192.245.68.0/22 2497 32787 243 192.245.72.0/24 2497 32787 243 198.22.26.0/24 2497 32787 243 198.99.108.0/24 2497 32787 243 198.102.67.0/24 6939 32787 243 198.105.16.0/21 2497 32787 243 198.105.18.0/24 2497 32787 243 - Withdrawn - matching aggregate 198.105.16.0/21 2497 32787 243 198.105.19.0/24 2497 32787 243 - Withdrawn - matching aggregate 198.105.16.0/21 2497 32787 243 198.105.24.0/23 6939 32787 243 198.182.199.0/24 6939 32787 243 198.190.166.0/24 6939 32787 243 198.232.129.0/24 6939 32787 243 198.246.254.0/24 6939 32787 243 199.4.130.0/23 2497 32787 243 199.190.191.0/24 6939 32787 243 199.201.193.0/24 6939 32787 243 199.248.236.0/24 6939 32787 243 199.254.8.0/21 2497 32787 243 + Announce - aggregate of 199.254.8.0/22 (2497 32787 243) and 199.254.12.0/22 (2497 32787 243) 199.254.8.0/22 2497 32787 243 - Withdrawn - aggregated with 199.254.12.0/22 (2497 32787 243) 199.254.12.0/22 2497 32787 243 - Withdrawn - aggregated with 199.254.8.0/22 (2497 32787 243) 204.27.219.0/24 6939 32787 243 204.107.209.0/24 6939 32787 243 204.152.78.0/23 2497 32787 243 + Announce - aggregate of 204.152.78.0/24 (2497 32787 243) and 204.152.79.0/24 (2497 32787 243) 204.152.78.0/24 2497 32787 243 - Withdrawn - aggregated with 204.152.79.0/24 (2497 32787 243) 204.152.79.0/24 2497 32787 243 - Withdrawn - aggregated with 204.152.78.0/24 (2497 32787 243) 204.187.60.0/23 6939 32787 243 205.142.172.0/22 6939 32787 243 205.167.252.0/23 6939 32787 243 205.210.38.0/23 6939 32787 243
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS243 7 More Specifics 74 Total Advertisements HARRIS-ATD-AS, US
151.190.0.0/17 151.190.0.0/16
151.190.18.0/24 151.190.0.0/16
151.190.19.0/24 151.190.0.0/16
151.190.128.0/18 151.190.0.0/16
151.190.128.0/22 151.190.0.0/16
151.190.230.0/24 151.190.0.0/16
151.190.240.0/20 151.190.0.0/16
142.65.102.0/23 142.65.0.0/16
151.190.16.0/24 151.190.0.0/16
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 192.107.163.0/24 Announced
- 142.65.102.0/23 Withdrawn
- 151.190.16.0/24 Withdrawn
- 192.68.27.0/24 Withdrawn
whois: 402603
IANA has recorded AS243 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS243\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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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 243
ASName: HARRIS-ATD-AS
ASHandle: AS243
RegDate: 1988-10-04
Updated: 2023-01-31
Ref: https://rdap.arin.net/registry/autnum/243
OrgName: L3Harris Technologies, Inc.
OrgId: L3HT-Z
Address: 1025 W. NASA Blvd
City: Melbourne
StateProv: FL
PostalCode: 32119
Country: US
RegDate: 2020-10-29
Updated: 2024-04-09
Ref: https://rdap.arin.net/registry/entity/L3HT-Z
OrgTechHandle: IPADM889-ARIN
OrgTechName: IP Admins
OrgTechPhone: +1-321-727-9100
OrgTechEmail: IPAdmins@L3Harris.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM889-ARIN
OrgNOCHandle: IPADM889-ARIN
OrgNOCName: IP Admins
OrgNOCPhone: +1-321-727-9100
OrgNOCEmail: IPAdmins@L3Harris.com
OrgNOCRef: https://rdap.arin.net/registry/entity/IPADM889-ARIN
OrgRoutingHandle: WHISE34-ARIN
OrgRoutingName: Whisenant, Michael
OrgRoutingPhone: +1-331-727-9100
OrgRoutingEmail: michael.whisenant@l3harris.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/WHISE34-ARIN
OrgAbuseHandle: ABUSE8265-ARIN
OrgAbuseName: Abuse Admins
OrgAbusePhone: +1-321-727-9100
OrgAbuseEmail: abuse@l3harris.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE8265-ARIN
OrgDNSHandle: ZH41-ARIN
OrgDNSName: Harris Corporation
OrgDNSPhone: +1-321-724-3330
OrgDNSEmail: dnsadmin@harris.com
OrgDNSRef: https://rdap.arin.net/registry/entity/ZH41-ARIN
OrgTechHandle: WHISE34-ARIN
OrgTechName: Whisenant, Michael
OrgTechPhone: +1-331-727-9100
OrgTechEmail: michael.whisenant@l3harris.com
OrgTechRef: https://rdap.arin.net/registry/entity/WHISE34-ARIN
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# 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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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