AS8890 UW-AS University of Warsaw

UW-AS University of Warsaw · registered in Poland

IPv4 addresses20,4802 prefixes · <0.001% of announced IPv4

Rank in Poland#77largest network in PL by IPv4 space, of 2,091 · 0.11% of PL

Rank worldwide#6,071of 79,396 networks with IPv4

IPv616,384 x /481 prefixes

CountryPoland2,145 ASNs registered there

Open AS8890 in ASN lookup Look up an IP in this network (193.0.64.1) All networks in Poland

IPv4 prefixes

All 2 prefixes, in address order.

193.0.64.0/18
212.87.0.0/20

IPv6 prefixes

All 1 prefix.

2001:6a0:4000::/34

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AS15744#78 SILWEB-AS-COM Silesian University of Technology, Computer Centre20,224

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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