AS2857 RLP-NET Johannes Gutenberg-Universitaet Mainz

RLP-NET Johannes Gutenberg-Universitaet Mainz · registered in Germany

IPv4 addresses332,80010 prefixes · 0.011% of announced IPv4

Rank in Germany#22largest network in DE by IPv4 space, of 2,315 · 0.29% of DE

Rank worldwide#740of 79,396 networks with IPv4

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

CountryGermany2,599 ASNs registered there

Open AS2857 in ASN lookup Look up an IP in this network (134.93.0.1) All networks in Germany

IPv4 prefixes

All 10 prefixes, in address order.

134.93.0.0/16
136.199.0.0/16
139.14.0.0/16
141.26.0.0/16
143.93.0.0/16
192.67.218.0/24
192.124.238.0/24
193.30.18.0/24
193.43.29.0/24
217.198.240.0/20

IPv6 prefixes

All 1 prefix.

2001:4c80::/32

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS15854#19 DXC_Customer EntServ Deutschland GmbH391,424

AS61157#20 PLUSSERVER-ASN1 PlusServer GmbH357,888

AS15943#21 WTNET-AS wilhelm.tel GmbH354,304

AS198678#23 deloscloud Delos Cloud GmbH294,912

AS214101#24 EU-SOVEREIGN-CLOUD Amazon Data Services European Sovereign Cloud GmbH284,160

AS47610#25 RWTH-AS RWTH Aachen University265,216

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