AS20
UR
University of Rochester
Registry
Authoritative registration data
- AS number
- 20
- Name
- UR
- Organisation
- University of Rochester
- Country
- —
- RIR
- ARIN
- Registered
IPv4 prefixes
3
IPv6 prefixes
1
Total announced
4
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 128.151.0.0/16 | IPv4 | /16 | not checked | |
| 192.5.53.0/24 | IPv4 | /24 | not checked | |
| 199.89.214.0/24 | IPv4 | /24 | not checked | |
| 2620:107:a000::/40 | IPv6 | /40 | not checked |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
No Internet Exchange memberships found
The exchange directory has no current membership records for this AS.
Exchange membership means the network has a listed connection; it does not prove peering with other members.
Observed adjacencies
Networks seen next to AS20 in BGP paths by route collectors.
Observed upstreams
4 networks seen before AS20 in AS paths
| Families | |||
|---|---|---|---|
| AS3356 LEVEL3 | 182 | 690 |
v4
v6
|
| AS174 COGENT-174 | 153 | 590 |
v4
v6
|
| AS3754 NYSERNET3-AS | 11 | 41 |
v4
v6
|
| AS3630 NYSERNET-BLK | 2 | 12 |
v4
v6
|
No rows match “”.
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Observed downstreams
0 networks seen after AS20 in AS paths
No downstreams observed
This AS was not seen carrying traffic towards another network.