AS3557 Internet Systems Consortium, Inc.
AS3557 (ISC-AS) is registered to Internet Systems Consortium, Inc. in US, through ARIN. It originates 4 prefixes in the global routing table.
Who holds AS3557
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
WHOIS recordARIN
# # 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: 3557 ASName: ISC-AS ASHandle: AS3557 RegDate: 1994-04-21 Updated: 2012-04-02 Ref: https://rdap.arin.net/registry/autnum/3557 OrgName: Internet Systems Consortium, Inc. OrgId: ISC-94-Z Address: PO Box 360 City: Newmarket StateProv: NH PostalCode: 03857 Country: US RegDate: 2007-11-08 Updated: 2024-01-03 Ref: https://rdap.arin.net/registry/entity/ISC-94-Z OrgTechHandle: ISCN-ARIN OrgTechName: Internet Systems Consortium NOC OrgTechPhone: +1-650-423-1310 OrgTechEmail: noc@isc.org OrgTechRef: https://rdap.arin.net/registry/entity/ISCN-ARIN OrgTechHandle: JSO127-ARIN OrgTechName: Osborn, Jeffrey Scott OrgTechPhone: +1-650-423-1300 OrgTechEmail: jeff@isc.org OrgTechRef: https://rdap.arin.net/registry/entity/JSO127-ARIN OrgTechHandle: BELLI82-ARIN OrgTechName: Bellis, Ray OrgTechPhone: +1-650-423-1300 OrgTechEmail: ray@isc.org OrgTechRef: https://rdap.arin.net/registry/entity/BELLI82-ARIN OrgTechHandle: RA15-ARIN OrgTechName: Adams, Rick OrgTechPhone: +1-703-255-5527 OrgTechEmail: rick@cello.net OrgTechRef: https://rdap.arin.net/registry/entity/RA15-ARIN OrgAbuseHandle: ISCAT-ARIN OrgAbuseName: Internet Systems Consortium Abuse Team OrgAbusePhone: +1-650-423-1300 OrgAbuseEmail: abuse@isc.org OrgAbuseRef: https://rdap.arin.net/registry/entity/ISCAT-ARIN OrgNOCHandle: ISCN-ARIN OrgNOCName: Internet Systems Consortium NOC OrgNOCPhone: +1-650-423-1310 OrgNOCEmail: noc@isc.org OrgNOCRef: https://rdap.arin.net/registry/entity/ISCN-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. #
What AS3557 announces
Prefixes originated by AS3557 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
RPKI valid RPKI invalid no ROA covers it
Who AS3557 is reached through
The AS just before AS3557 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| RADB | ISC-F-ROOT | MAINT-AS1280 |
Route objects with origin AS3557: ARIN 6 · RADB 6