AS203786 WK-AS Patrick Westenberg trading as Westenberg + Kueppers GbR

WK-AS Patrick Westenberg trading as Westenberg + Kueppers GbR · registered in Germany

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Germany#1,862largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#59,908of 79,396 networks with IPv4

IPv68,448 x /483 prefixes

CountryGermany2,599 ASNs registered there

Open AS203786 in ASN lookup Look up an IP in this network (193.101.13.1) All networks in Germany

IPv4 prefixes

All 1 prefix, in address order.

193.101.13.0/24

IPv6 prefixes

All 3 prefixes.

2a01:e540:100::/40
2a01:e541:1000::/36
2a01:e542:1000::/36

Other ASNs named WK-AS Patrick Westenberg trading as Westenberg + Kueppers GbR

1 other network uses the same organisation name; together with AS203786 they announce 512 IPv4 addresses.

ASNNameIPv4 addresses

AS213842WK-AS Patrick Westenberg trading as Westenberg + Kueppers GbR DE256

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS219389#1859 Cloer Cloer Elektrogeraete GmbH256

AS204506#1860 TMO Thilo Mohri256

AS200512#1861 LOTTO24-1ST-AS Lotto24 AG256

AS213842#1863 WK-AS Patrick Westenberg trading as Westenberg + Kueppers GbR256

AS198016#1864 KSS Michael Kieser256

AS208059#1865 GRMML Hermann Lienstromberg256

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