217.74.52.0/22 - CIX Cork Internet Exchange Limited (AS47720)
CIDR
217.74.52.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇮🇪 Ireland
City
Cork (Knocknaheeney)
RIR
RIPE NCC
Status
allocated
Allocated
2003-09-09
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 217.74.52.0/22 | AS47720 CIX-AS Cork Internet Exchange Limited | No ROA | RIPE | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 217.74.48.0/20 | AS47720 CIX-AS Cork Internet Exchange Limited | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS47720 | RIPE | MNT-CIX | 2024-06-13 |
Transfer History
Registry transfers of 217.74.52.0/22, blocks inside it, or blocks containing it.
- 217.74.52.0/22Transfer ·
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/217.74.52.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/217.74.52.0/22" | jq
External Links