San Francisco Metropolitan Internet Exchange
San Francisco Metropolitan Internet Exchange (SFMIX)
BGP inherited
Cluster stats
| Netblocks | 6 · 1,021 IPv4 addresses |
| All fragments | 63 blocks across 15 clusters |
| Cluster ID | 213157878 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 2 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
4 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-07-19
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 149.112.115.0/24 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
| 149.112.188.0/23 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
| 192.33.255.0/24 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
| 2620:11a:b000::/44 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
| 2620:11a:b000::/48 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
| 2620:11a:b002::/48 | San Francisco Metropolitan Internet Exchange (SFMIX) | BGP | ANNOUNCED | ● high |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(6 of 6)
No discrepancies found among checked blocks.
NIC Handles
AS12276
AS40271