213.227.80.0/20
🇵🇱IPv4RIPENCCannouncedAS8508SILWEB-AS-EDU Silesian University of Technology, Computer Centre RPKI Valid
CIDR
213.227.80.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇵🇱 Poland
City
Katowice
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 213.227.80.0/20 | AS8508SILWEB-AS-EDU Silesian University of Technology, Computer Centre | Valid | RIPE | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 213.227.88.0/21 | AS8508SILWEB-AS-EDU Silesian University of Technology, Computer Centre | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 213.227.80.0/20 | AS8508 | /20 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8508 | RIPE | PL-CKPOLSL-MNT | 5/25/2004 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 213.227.80.0/21 | 🇵🇱PL | assigned | |
| 213.227.88.0/21 | AS8508 | 🇵🇱PL | assigned |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/213.227.80.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/213.227.80.0/20" | jq
External Links