AS11399 Williams College 🇺🇸 US
Announcing 7 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
65,792 (257 × /24)
IPv6 prefixes
4
19 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS11399
- Name
- Williams College
- Organisation
- Williams College
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1998-08-05
- Network type
- Educational/Research
- Traffic levels
- 1-5Gbps
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- ARIN::AS-WILLIAMS
- Website
- http://www.williams.edu
- PeeringDB
- net/11105
- Exchanges
- 2
- Facilities
- 2
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
7 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 137.165.0.0/17 v4 | RPKI valid | 48 | 693911399 | 2026-09-18 |
| 137.165.128.0/17 v4 | RPKI valid | 48 | 693911399 | 2026-09-18 |
| 204.225.173.0/24 v4 | RPKI valid | 48 | 693911399 | 2026-09-18 |
| 2001:470:ed::/48 v6 | RPKI valid | 38 | 693911399 | 2026-09-18 |
| 2602:811:3000::/44 v6 | RPKI valid | 38 | 693911399 | 2026-09-18 |
| 2606:6b40:fff1::/48 v6 | RPKI valid | 38 | 693911399 | 2026-09-18 |
| 2606:6b40:fff2::/48 v6 | RPKI valid | 38 | 693911399 | 2026-09-18 |