AS50213 UNDERWORLD-AS Underworld

UNDERWORLD-AS Underworld · registered in Norway

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Norway#245largest network in NO by IPv4 space, of 279 · <0.01% of NO

Rank worldwide#61,353of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryNorway309 ASNs registered there

Open AS50213 in ASN lookup Look up an IP in this network (91.213.203.1) All networks in Norway

IPv4 prefixes

All 1 prefix, in address order.

91.213.203.0/24

IPv6 prefixes

All 1 prefix.

2001:67c:398::/48

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AS47405#244 NSM NASJONAL SIKKERHETSMYNDIGHET256

AS57423#246 NEXTNETWORKS-AS Sigterm AS256

AS64424#247 ASN-NETSECURITY NETSECURITY AS256

AS198992#248 PL-OPERA Opera Software International AS256

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