185.51.54.0/23 - (AS201891)
CIDR
185.51.54.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
New York City
RIR
RIPE NCC
Status
allocated
Allocated
2014-03-21
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 185.51.54.0/24 | AS212238 CDNEXT Datacamp Limited | Valid | - | 2026-10-14 |
| 185.51.55.0/24 | AS211043 Dedifix Dedifix BV | Valid | - | 2026-10-14 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 185.51.54.0/24 | AS212238 | 🇺🇸US | assigned |
| 185.51.55.0/24 | AS211043 | 🇳🇱NL | assigned |
Origin ASN
AS201891
Related Prefixes
Geolocation
Abuse Contact
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/185.51.54.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/185.51.54.0/23" | jq
External Links