AS205769 Mainzer-Breitband Mainzer Breitband GmbH

Mainzer-Breitband Mainzer Breitband GmbH · registered in Germany

IPv4 addresses3,8408 prefixes · <0.001% of announced IPv4

Rank in Germany#629largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#16,596of 79,396 networks with IPv4

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

CountryGermany2,599 ASNs registered there

Open AS205769 in ASN lookup Look up an IP in this network (149.249.252.1) All networks in Germany

IPv4 prefixes

All 8 prefixes, in address order.

149.249.252.0/22
185.207.60.0/22
193.29.233.0/24
193.29.234.0/24
193.29.236.0/23
193.29.239.0/24
193.141.224.0/24
194.121.254.0/24

IPv6 prefixes

All 1 prefix.

2a0b:1ec0::/32

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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