AS57407 CKSOFT CK Software GmbH

CKSOFT CK Software GmbH · registered in Germany

IPv4 addresses1,5362 prefixes · <0.001% of announced IPv4

Rank in Germany#930largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#25,660of 79,396 networks with IPv4

IPv68 x /32 (524,289 x /48)2 prefixes

CountryGermany2,599 ASNs registered there

Open AS57407 in ASN lookup Look up an IP in this network (185.217.80.1) All networks in Germany

IPv4 prefixes

All 2 prefixes, in address order.

185.217.80.0/22
195.88.108.0/23

IPv6 prefixes

All 2 prefixes.

2001:67c:24f8::/48
2a0b:c6c0::/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