AS21737 SpringNet 🇺🇸 US
Announcing 11 prefixes, seen at the RIS collectors.
IPv4 prefixes
10
26,112 (102 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
3
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
7
transit customers observed
Customer cone
8
ASes reachable through it
Registry and operator data
- AS number
- AS21737
- Name
- SpringNet
- Organisation
- SpringNet
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-06-18
- Network type
- NSP
- Traffic levels
- 10-20Gbps
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- AS-SPRINGNET
- Website
- https://www.springnet.net
- PeeringDB
- net/17830
- Exchanges
- 1
- Facilities
- 1
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 |
|---|---|---|---|---|---|
| AS3356 Lumen (Level 3) | 🇺🇸 US | 71,469 | 2,088 | 274 | CAIDA |
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 68,829 | 133 | 507 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 66,189 | 3,955 | 183 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS34927 iFog GmbH | 🇨🇭 CH | 15,553 | 38 | 2 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS63051 Critical Hosting Solutions LLC | 🇺🇸 US | 0 | 5 | 238 | CAIDA |
| AS393977 Great Southern Bank | 🇺🇸 US | 0 | 2 | 82 | CAIDA |
| AS33252 Bass Pro, LLC. | 🇺🇸 US | 0 | 3 | 57 | CAIDA |
| AS30628 SRC Automotive Inc. | 🇺🇸 US | 0 | 1 | 41 | CAIDA |
| AS21835 Scarsdale Security Systems, Inc. | 🇺🇸 US | 0 | 4 | 41 | CAIDA |
| AS11826 Regional Information Sharing Systems | 🇺🇸 US | 0 | 3 | 41 | CAIDA |
| AS20296 EXPEDIA, INC | 🇺🇸 US | 0 | 1 | 25 | CAIDA |
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.