51.161.0.0/16 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
51.161.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇦 Canada
City
Montreal (Ville-Marie)
RIR
ARIN
Status
allocated
Allocated
2019-09-03
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| 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 |
|---|---|---|---|---|
| 51.161.0.0/17 | AS16276 OVH OVH SAS | Valid | - | 2026-10-11 |
| 51.161.128.0/17 | AS16276 OVH OVH SAS | Valid | - | 2026-10-11 |
Geolocation
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 ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/51.161.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/51.161.0.0/16" | jq
External Links