AS40271 San Francisco Metropolitan Internet Exchange (SFMIX) 🇺🇸 US
Announcing 3 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
768 (3 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
1
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS40271
- Name
- San Francisco Metropolitan Internet Exchange (SFMIX)
- Organisation
- ip.sfmix.org
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2024-09-11
- Network type
- NSP
- Scope
- Regional
- Peering policy
- Open
- IRR as-set
- AS-SFMIX-TRANSIT
- Website
- https://ip.sfmix.org
- PeeringDB
- net/37534
- Exchanges
- 1
- Facilities
- 9
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 53,577 | 235 | 130 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS24482 SG.GS | 🇸🇬 SG | 4,781 | 45 | 26 | CAIDA |
| AS6140 Two P | 🇺🇸 US | 2 | 8 | 9 | CAIDA |
| AS35008 Kerfuffle, LLC | 🇺🇸 US | 2 | 2 | 5 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS63129 AirRabbit, LLC | 🇺🇸 US | 0 | 9 | 9 | inferred |
Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.