213.227.88.0/21

IPv4 prefix announced by AS8508 Silesian University of Technology, Computer Centre

valid RPKI

VALID announced

1 Recorded origin

Routing

Recorded origin: AS8508 Silesian University of Technology, Computer Centre valid
Observed origin (RIS): AS8508 SILWEB-AS-EDU Silesian University of Technology, Computer Centre
Country: Poland

RPKI: rpki.cloudflare.com · 2026-06-17 · Routing: RIPEstat · 2026-06-17