81.18.192.0/20 - BGP Prefix
IPv4RIPE NCCallocated RPKI Valid
CIDR
81.18.192.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇵🇱 Poland
City
Warsaw
RIR
RIPE NCC
Status
allocated
Allocated
2002-01-18
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
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.18.192.0/22 | AS9141 AS9141 P4 Sp. z o.o. | Valid | - | 2026-10-12 |
| 81.18.196.0/22 | AS9141 AS9141 P4 Sp. z o.o. | Valid | - | 2026-10-12 |
| 81.18.200.0/22 | AS9141 AS9141 P4 Sp. z o.o. | Valid | - | 2026-10-12 |
| 81.18.204.0/22 | AS9141 AS9141 P4 Sp. z o.o. | Valid | - | 2026-10-12 |
More Specific Prefixes
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/81.18.192.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.18.192.0/20" | jq
External Links