AS12142 SULLCROM 🇺🇸 US
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
4
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
- AS12142
- Name
- SULLCROM
- Organisation
- SULLIVAN-CROMWELL
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1999-04-05
- Scope
- Not Disclosed
- Website
- https://www.sullcrom.com/
- PeeringDB
- net/38868
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 205.134.0.0/24 v4 | no ROA | 41 | 3454917412142 | 2026-09-18 |
| 205.134.7.0/24 v4 | no ROA | 43 | 37721335612142 | 2026-10-15 |
| 205.134.10.0/24 v4 | no ROA | 43 | 37721335612142 | 2026-09-18 |
| 205.134.12.0/24 v4 | no ROA | 43 | 37721335612142 | 2026-09-18 |