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AS8303
AS8303 WDR-AS Westdeutscher Rundfunk Koln
WDR-AS Westdeutscher Rundfunk Koln · registered in Germany
IPv4 addresses 64,768 14 prefixes · 0.002% of announced IPv4
Rank in Germany #115 largest network in DE by IPv4 space, of 2,315 · 0.06% of DE
Rank worldwide #3,506 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
Country Germany 2,599 ASNs registered there
IPv4 prefixes
All 14 prefixes, in address order.
149.219.0.0/21 149.219.9.0/24 149.219.10.0/23 149.219.12.0/22 149.219.16.0/20 149.219.32.0/19 149.219.64.0/18 149.219.128.0/18 149.219.192.0/19 149.219.224.0/20 149.219.240.0/21 149.219.248.0/24 149.219.251.0/24 149.219.252.0/22
Similar-sized networks in Germany
ASN Name IPv4 addresses
AS35391 #112 HAUNI-AS Koerber Technologies GmbH65,536
AS209499 #113 GSI GSI Helmholtzzentrum fur Schwerionenforschung GmbH65,536
AS24635 #116 Syntax_Systems-AS Syntax Service GmbH64,512
AS24679 #117 SSERV-AS kyberio GmbH64,256
AS12360 #118 KTK KEVAG Telekom GmbH58,880
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