AS12857 TDS Manage Now GmbH

TDS Manage Now GmbH · registered in Germany

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Germany#1,806largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#59,010of 79,396 networks with IPv4

IPv67 x /32 (520,192 x /48)7 prefixes

CountryGermany2,599 ASNs registered there

Open AS12857 in ASN lookup Look up an IP in this network (194.147.133.1) All networks in Germany

IPv4 prefixes

All 1 prefix, in address order.

194.147.133.0/24

IPv6 prefixes

All 7 prefixes.

2a00:b400::/30
2a00:b404::/33
2a00:b404:8000::/34
2a00:b404:c000::/35
2a00:b404:f000::/36
2a00:b405::/32
2a00:b406::/31

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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