AS39961 — CCSF
AS Name: CCSF
Description: San Francisco Department of Telecommunications and Information Services City and County of San Francisco One Market, Steuart Tower Second Floor, Suite 250 San Francisco, CA 94105 US
Registry: ARIN
⚠️ CIRCL BGP Security Rank: 0.0002% (position 12093)
aut-num: AS39961
as-name: CCSF
descr: San Francisco Department of Telecommunications and Information Services City and County of San Francisco One Market, Steuart Tower Second Floor, Suite 250 San Francisco, CA 94105 US
admin-c: TSC45-ARIN
tech-c: TSC45-ARIN
mnt-by: MNT-SFDTIS
changed: Terry.Childs@sfgov.org 20080408
source: ARIN
Direct Membership
Macros that directly list AS39961 as a member:
AS-WAVE-CUSTOMERS(657 members)
AS-COMCAST-EDIA(2333 members)
Expanded Membership
All macros containing AS39961 (directly or via nested macros): 41
Show 41 macros
AS-COMCAST-EDIA(2,771 ASNs)
AS-WAVE-CUSTOMERS(3,062 ASNs)
AS-VOBIZ(3,068 ASNs)
AS11404:AS-CONE(3,068 ASNs)
AS-AS209(10,244 ASNs)
AS-QWEST(10,244 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-EUNET(13,944 ASNs)
AS-COMCAST-IBONE(19,609 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 ASNs)
AS-GTTCUST(84,520 ASNs)
AS-TINETCUST(84,520 ASNs)
AS-GTT(84,608 ASNs)
AS-TINET(84,608 ASNs)
AS-TISCALI(84,608 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-TELIANETNA(86,938 ASNs)
AS1299:AS-TWELVE99-NA-V4(86,938 ASNs)
AS-TELIANETNA-V6(86,952 ASNs)
AS1299:AS-TWELVE99-NA-V6(86,952 ASNs)
AS-TELIANET-V6(92,705 ASNs)
AS1299:AS-TWELVE99-V6(92,705 ASNs)
AS-TELIANET(92,989 ASNs)
AS1299:AS-TWELVE99-V4(92,989 ASNs)
AS-BCIX(93,003 ASNs)
AS16374:AS-BCIX-ALL(93,003 ASNs)
AS1299:AS-TWELVE99(93,076 ASNs)
AS-TIXZH(94,757 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)
Upstream AS Paths
29 unique paths, avg length 2.5
AS Looking Glass
Upstream paths (matching graph above)
AS39961 IPv4 Address Subnets (12)
| 208.121.128.0/17 | 🇺🇸 US | CCSF | |
| 208.121.64.0/18 | 🇺🇸 US | CCSF | |
| 208.121.32.0/20 | 🇺🇸 US | CCSF | |
| 208.121.48.0/20 | 🇺🇸 US | CCSF | |
| 208.121.226.0/23 | 🇺🇸 US | CCSF | |
| 208.121.0.0/24 | 🇺🇸 US | CCSF | |
| 208.121.1.0/24 | 🇺🇸 US | CCSF | |
| 208.121.203.0/24 | 🇺🇸 US | CCSF | |
| 208.121.224.0/24 | 🇺🇸 US | CCSF | |
| 208.121.225.0/24 | 🇺🇸 US | CCSF |