AS39873 RMSK-comm Rzeszow University of Technology

RMSK-comm Rzeszow University of Technology · registered in Poland

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Poland#757largest network in PL by IPv4 space, of 2,091 · <0.01% of PL

Rank worldwide#37,359of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryPoland2,145 ASNs registered there

Open AS39873 in ASN lookup Look up an IP in this network (89.188.192.1) All networks in Poland

IPv4 prefixes

All 1 prefix, in address order.

89.188.192.0/22

Similar-sized networks in Poland

ASNNameIPv4 addresses

AS35538#754 PROVIDERPL-AS Provider sp. z o.o.1,024

AS35720#755 M4U-AS Media4U Sp. z o.o.1,024

AS35785#756 ZEPTERIT-AS Zepter IT Sp. z o.o.1,024

AS39907#758 BACKUP-PL-AS BACKUP.PL Sp. z o.o.1,024

AS41056#759 APUS-AS APUS Piotr Sejfried1,024

AS41057#760 BEST-Telecom-AS BEST Telecom 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