AS1754 DESY-HAMBURG Deutsches Elektronen-Synchrotron DESY

DESY-HAMBURG Deutsches Elektronen-Synchrotron DESY · registered in Germany

IPv4 addresses131,5844 prefixes · 0.004% of announced IPv4

Rank in Germany#46largest network in DE by IPv4 space, of 2,315 · 0.12% of DE

Rank worldwide#1,522of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryGermany2,599 ASNs registered there

Open AS1754 in ASN lookup Look up an IP in this network (131.169.0.1) All networks in Germany

IPv4 prefixes

All 4 prefixes, in address order.

131.169.0.0/16
141.34.0.0/16
192.76.172.0/24
192.109.31.0/24

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS25394#43 MK-NETZDIENSTE-AS MK Netzdienste Verwaltungs GmbH trading as MK Netzdienste GmbH & Co. KG136,704

AS197909#44 EDEKA-RS EDEKA Rechenzentrum Sued Betriebs GmbH133,376

AS24961#45 MYLOC-AS WIIT AG132,094

AS213230#47 HETZNER-CLOUD2-AS Hetzner Online GmbH131,072

AS41289#48 DWD-AS Deutscher Wetterdienst131,072

AS8648#49 ONE-NETWORK dogado GmbH126,208

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