81.18.208.0/22 - AS9141 P4 Sp. Z O.O (AS9141)
CIDR
81.18.208.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇵🇱 Poland
City
Krakow (Czyżyny)
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.18.208.0/22 | AS9141 AS9141 P4 Sp. z o.o. | Valid | RIPE | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.18.208.0/22 | AS9141 | /22 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS9141 | RIPE | P4-UPCPL-MNT | 2025-03-03 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.18.208.0/26 | 🇵🇱PL | assigned | |
| 81.18.208.120/29 | 🇵🇱PL | assigned | |
| 81.18.208.128/26 | 🇵🇱PL | assigned | |
| 81.18.208.208/28 | 🇵🇱PL | assigned | |
| 81.18.208.248/29 | 🇵🇱PL | assigned | |
| 81.18.211.0/25 | 🇵🇱PL | assigned | |
| 81.18.211.192/27 | 🇵🇱PL | assigned | |
| 81.18.211.224/28 | 🇵🇱PL | assigned | |
| 81.18.211.240/29 | 🇵🇱PL | assigned | |
| 81.18.211.248/29 | 🇵🇱PL | assigned |
Transfer History
Registry transfers of 81.18.208.0/22, blocks inside it, or blocks containing it.
- 81.18.208.0/20M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 81.18.208.0/20 | UPC Polska Sp. z o.o. | P4 Sp. z o.o. | M&A |
Origin ASN
AS9141
AS9141 P4 Sp. z o.o.
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/81.18.208.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.18.208.0/22" | jq
External Links