AS5050 Pittsburgh Supercomputing Center 🇺🇸 US
Announcing 19 prefixes, seen at the RIS collectors.
IPv4 prefixes
17
81,152 (317 × /24)
IPv6 prefixes
2
1 × /32
Upstreams
4
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
14
transit customers observed
Customer cone
17
ASes reachable through it
Registry and operator data
- AS number
- AS5050
- Name
- Pittsburgh Supercomputing Center
- Organisation
- 3ROX (Three Rivers Optical Exchange)
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1995-03-29
- Network type
- Educational/Research
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- AS5050:AS-ALL
- Website
- https://www.3rox.net
- Looking glass
- https://routerproxy.3rox.net
- PeeringDB
- net/5291
- 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 | 71,435 | 2,088 | 170 | CAIDA |
| AS174 Cogent Communications, LLC | 🇺🇸 US | 66,375 | 3,955 | 740 | CAIDA |
| AS11537 Internet2 | 🇺🇸 US | 2,236 | 23 | 106 | CAIDA |
| AS11164 Internet2 I2PX | 🇺🇸 US | 1,267 | 13 | 123 | CAIDA |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 54,951 | 185 | 360 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS3783 Allegheny Intermediate Unit | 🇺🇸 US | 3 | 7 | 35 | CAIDA |
| AS7925 West Virginia Network for Educational Telecomputing | 🇺🇸 US | 0 | 6 | 133 | CAIDA |
| AS1207 Pittsburgh Supercomputing Center | 🇺🇸 US | 0 | 3 | 128 | CAIDA |
| AS1206 Pittsburgh Supercomputing Center | 🇺🇸 US | 0 | 3 | 127 | CAIDA |
| AS23102 Robert Morris University | 🇺🇸 US | 0 | 2 | 83 | CAIDA |
| AS36407 Software Engineering Institute | 🇺🇸 US | 0 | 3 | 78 | CAIDA |
| AS4130 University of Pittsburgh | 🇺🇸 US | 0 | 4 | 44 | CAIDA |
| AS19281 Quad9 | 🇺🇸 US | 0 | 5 | 41 | CAIDA |
| AS18572 Beaver Valley Intermediate Unit #27 | 🇺🇸 US | 0 | 1 | 26 | CAIDA |
| AS9 Carnegie Mellon University | 🇺🇸 US | 0 | 9 | 17 | CAIDA |
| AS12118 West Virginia University | 🇺🇸 US | 0 | 6 | 15 | CAIDA |
| AS63472 eiNetwork | 🇺🇸 US | 0 | 1 | 11 | CAIDA |
| AS11009 Carlow University | 🇺🇸 US | 0 | 1 | 9 | CAIDA |
| AS27604 Seton Hill University | 🇺🇸 US | 0 | 1 | 8 | 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.