
12142 SULLIVAN-CROMWELL, US
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS701 UUNET, US
AS174 COGENT-174, US
AS3356 LEVEL3, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 44412 AS12142 ORIGIN Originate: 768 /22.42 Transit: 0 /0.00 SULLIVAN-CROMWELL, 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 % 32955 AS12142 SULLIVAN-CROMWELL, US 3 0 0 3 0 0.00% Prefix AS Path Aggregation Suggestion 205.134.0.0/24 49788 174 12142 205.134.10.0/24 7018 3356 12142 205.134.12.0/24 2914 3356 12142
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS12142 3 More Specifics 3 Total Advertisements SULLIVAN-CROMWELL, US
205.134.0.0/24 205.134.0.0/19
205.134.10.0/24 205.134.0.0/19
205.134.12.0/24 205.134.0.0/19
whois: 402590
IANA has recorded AS12142 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS12142\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: 12142
ASName: SULLIVAN-CROMWELL
ASHandle: AS12142
RegDate: 1999-04-05
Updated: 2019-05-24
Ref: https://rdap.arin.net/registry/autnum/12142
OrgName: SULLCROM
OrgId: SCL-461
Address: 125 Broad Street
City: New York
StateProv: NY
PostalCode: 10004
Country: US
RegDate: 2019-01-29
Updated: 2024-09-27
Ref: https://rdap.arin.net/registry/entity/SCL-461
OrgTechHandle: WANTE12-ARIN
OrgTechName: WAN-Team
OrgTechPhone: +1-212-558-4000
OrgTechEmail: ITINF-WAN@sullcrom.com
OrgTechRef: https://rdap.arin.net/registry/entity/WANTE12-ARIN
OrgAbuseHandle: INFOS33-ARIN
OrgAbuseName: InfoSec
OrgAbusePhone: +1-212-558-4000
OrgAbuseEmail: infosecalerts@sullcrom.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/INFOS33-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.
#