AS39873#757 RMSK-comm Rzeszow University of Technology1,024
AS39907#758 BACKUP-PL-AS BACKUP.PL Sp. z o.o.1,024
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources