AS31371 WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V.

WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V. · registered in Germany

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

Rank in Germany#1,244largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#35,760of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryGermany2,599 ASNs registered there

Open AS31371 in ASN lookup Look up an IP in this network (91.204.4.1) All networks in Germany

IPv4 prefixes

All 1 prefix, in address order.

91.204.4.0/22

IPv6 prefixes

All 1 prefix.

2001:678:98c::/48

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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