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AS197782
AS197782 CHAOSTREFF-DORTMUND Chaostreff Dortmund e.V.
CHAOSTREFF-DORTMUND Chaostreff Dortmund e.V. · registered in Germany
IPv4 addresses 512 1 prefixes · <0.001% of announced IPv4
Rank in Germany #1,621 largest network in DE by IPv4 space, of 2,315 · <0.01% of DE
Rank worldwide #49,208 of 79,396 networks with IPv4
IPv6 1 x /48 1 prefixes
Country Germany 2,599 ASNs registered there
IPv4 prefixes
All 1 prefix, in address order.
IPv6 prefixes
All 1 prefix.
Similar-sized networks in Germany
ASN Name IPv4 addresses
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AS64396 #1619 BIB Breitband in Bayern GmbH512
AS196870 #1620 FSTH-ASN Freistaat Thueringen512
AS197874 #1622 LHM-AS-LAB Landeshauptstadt Muenchen, it@M512
AS198893 #1623 ITF-Systemhaus ITF-Systemhaus GmbH512
AS199104 #1624 DB-FFM-IBC Deutsche Bank AG512
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