AS288 ESA European Space Agency (ESA)

ESA European Space Agency (ESA) · registered in Germany

IPv4 addresses18,72042 prefixes · <0.001% of announced IPv4

Rank in Germany#243largest network in DE by IPv4 space, of 2,315 · 0.02% of DE

Rank worldwide#6,344of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryGermany2,599 ASNs registered there

Open AS288 in ASN lookup Look up an IP in this network (131.176.0.1) All networks in Germany

IPv4 prefixes

All 42 prefixes, in address order.

131.176.0.0/23
131.176.26.0/23
131.176.32.0/22
131.176.43.0/24
131.176.54.0/24
131.176.56.0/24
131.176.60.0/23
131.176.67.0/24
131.176.72.0/24
131.176.75.0/24
131.176.79.0/24
131.176.80.0/22
131.176.84.0/22
131.176.95.0/24
131.176.96.0/24
131.176.104.0/22
131.176.110.0/23
131.176.112.0/22
131.176.116.0/23
131.176.124.0/22
131.176.133.0/24
131.176.135.0/24
131.176.139.0/24
131.176.143.0/24
131.176.152.0/24
131.176.160.0/22
131.176.166.0/23
131.176.168.0/23
131.176.170.0/24
131.176.194.0/24
131.176.203.0/24
131.176.204.0/24
131.176.207.0/24
131.176.224.0/24
131.176.232.0/24
131.176.242.0/23
131.176.253.0/24
131.176.254.0/23
192.171.1.0/24
192.171.2.0/23
192.171.4.0/23
195.169.142.0/27

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS51906#240 RECAST-AS recast IT GmbH & Co. KG19,200

AS34309#241 LINK11 Link11 GmbH18,944

AS12680#242 Gruner-und-Jahr-AS1 RM Hamburg Holding GmbH18,944

AS42184#244 AS-TKRZ TKRZ Stadtwerke GmbH18,688

AS208988#245 Buchholz-Digital Buchholz Digital GmbH18,688

AS196954#246 epcan Epcan GmbH18,432

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