AS31317 ANSCHLUSSWERK AnschlussWerk GmbH

ANSCHLUSSWERK AnschlussWerk GmbH · registered in Germany

IPv4 addresses26,11216 prefixes · <0.001% of announced IPv4

Rank in Germany#200largest network in DE by IPv4 space, of 2,315 · 0.02% of DE

Rank worldwide#5,327of 79,396 networks with IPv4

IPv616 x /32 (1,048,582 x /48)8 prefixes

CountryGermany2,599 ASNs registered there

Open AS31317 in ASN lookup Look up an IP in this network (5.154.171.1) All networks in Germany

IPv4 prefixes

All 16 prefixes, in address order.

5.154.171.0/24
31.209.160.0/20
31.220.112.0/21
37.251.224.0/20
45.119.124.0/22
46.253.64.0/20
77.87.191.0/24
80.224.236.0/23
91.198.136.0/24
185.95.112.0/22
185.114.140.0/22
185.156.28.0/22
185.170.244.0/22
185.178.56.0/22
185.206.121.0/24
195.192.192.0/20

IPv6 prefixes

All 8 prefixes.

2001:678:42c::/48
2001:678:e40::/48
2001:67c:f00::/48
2001:67c:ff8::/48
2001:67c:10b0::/48
2001:67c:2048::/48
2a05:fb80::/29
2a0a:b900::/29

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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