AS22238 Defense Advanced Research Projects Agency(DARPA) 🇺🇸 US
Announcing 6 prefixes, seen at the RIS collectors.
IPv4 prefixes
6
1,536 (6 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS22238
- Name
- Defense Advanced Research Projects Agency(DARPA)
- Organisation
- Defense Advanced Research Projects Agency(DARPA)
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2001-08-23
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 |
|---|---|---|---|---|---|
| AS174 Cogent Communications, LLC | 🇺🇸 US | 67,348 | 3,941 | 244 | CAIDA |
| AS27064 Defense Information Systems Agency (DISA) | 🇺🇸 US | 148 | 935 | 3 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
No peers observed at the collectors.
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS64537 | - | 0 | 1 | 1 | 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.