AS Data
AS53811| AS Number | 53811 |
|---|---|
| AS Name | SFCL-HNP |
| Organization | San Francisco Chronicle, LLC(sfcl-1) |
| Country | US |
| Website | hearst.com |
| Number of IPv4 Routes | 1 |
| Number of IPv6 Routes | 0 |
| ASN type | BUSINESS |
| Registry | ARIN |
| Date Allocated | 2011-06-02 |
Use ASN data for AS53811 in automation: routing intelligence, peering analysis, ownership checks, and network observability.
Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more
| Route | # IPs |
|---|---|
| 198.134.145.0/24 | 256 |
# # 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: 53811 ASName: SFCL-HNP ASHandle: AS53811 RegDate: 2011-06-02 Updated: 2012-03-02 Ref: https://rdap.arin.net/registry/autnum/53811 OrgName: San Francisco Chronicle, LLC OrgId: SFCL-1 Address: 901 Mission St. City: San Francisco StateProv: CA PostalCode: 94013 Country: US RegDate: 2007-08-16 Updated: 2024-11-21 Ref: https://rdap.arin.net/registry/entity/SFCL-1 OrgAbuseHandle: HTSNO-ARIN OrgAbuseName: HTS NOC-Admin OrgAbusePhone: +1-704-348-8000 OrgAbuseEmail: HTS-ARIN-Admin@hearst.com OrgAbuseRef: https://rdap.arin.net/registry/entity/HTSNO-ARIN OrgTechHandle: HTSNO-ARIN OrgTechName: HTS NOC-Admin OrgTechPhone: +1-704-348-8000 OrgTechEmail: HTS-ARIN-Admin@hearst.com OrgTechRef: https://rdap.arin.net/registry/entity/HTSNO-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. #