AS205240 ACKERSTAFF Jan Wilke Ackerstaff

ACKERSTAFF Jan Wilke Ackerstaff · registered in Germany

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in Germany#1,441largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#42,717of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryGermany2,599 ASNs registered there

Open AS205240 in ASN lookup Look up an IP in this network (193.218.204.1) All networks in Germany

IPv4 prefixes

All 3 prefixes, in address order.

193.218.204.0/24
193.218.222.0/24
193.219.0.0/24

IPv6 prefixes

All 1 prefix.

2a0f:99c0::/32

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AS57575#1440 NETM-AS NETMOUNTAINS Group GmbH768

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AS207535#1443 SONEXTIS SONEXTIS GmbH768

AS211483#1444 CONTI-AS Continental AG768

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