AS203520 XANTARO Xantaro Holding GmbH

XANTARO Xantaro Holding GmbH · registered in Germany

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Germany#1,589largest network in DE by IPv4 space, of 2,315 · <0.01% of DE

Rank worldwide#48,145of 79,396 networks with IPv4

IPv62 x /482 prefixes

CountryGermany2,599 ASNs registered there

Open AS203520 in ASN lookup Look up an IP in this network (185.16.196.1) All networks in Germany

IPv4 prefixes

All 2 prefixes, in address order.

185.16.196.0/24
185.16.199.0/24

IPv6 prefixes

All 2 prefixes.

2a03:dfc0::/48
2a03:dfc0:3::/48

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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