AS42021 MOSTOSTAL-WARSZAWA Mostostal Warszawa S.A.

MOSTOSTAL-WARSZAWA Mostostal Warszawa S.A. · registered in Poland

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Poland#1,527largest network in PL by IPv4 space, of 2,091 · <0.01% of PL

Rank worldwide#66,579of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryPoland2,145 ASNs registered there

Open AS42021 in ASN lookup Look up an IP in this network (194.60.79.1) All networks in Poland

IPv4 prefixes

All 1 prefix, in address order.

194.60.79.0/24

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AS41660#1524 KrajoweBiuroWyborcze-AS Krajowe Biuro Wyborcze256

AS41907#1525 POLFA ADAMED-PHARMA-SA256

AS41945#1526 Tlen AITON CALDWELL S.A.256

AS42107#1528 BETACOM-AS Betacom S.A.256

AS42118#1529 CUPL-AS ALLIANZ sp.z o.o.256

AS42171#1530 FISKAS Przed. Wielobranzowe Fiskas Service Wojciech Kanczurzewski256

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