AS20633 UNIFFM-NET Johann Wolfgang Goethe-Universitat Frankfurt am Main

UNIFFM-NET Johann Wolfgang Goethe-Universitat Frankfurt am Main · registered in Germany

IPv4 addresses66,5602 prefixes · 0.002% of announced IPv4

Rank in Germany#97largest network in DE by IPv4 space, of 2,315 · 0.06% of DE

Rank worldwide#2,640of 79,396 networks with IPv4

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

CountryGermany2,599 ASNs registered there

Open AS20633 in ASN lookup Look up an IP in this network (141.2.0.1) All networks in Germany

IPv4 prefixes

All 2 prefixes, in address order.

141.2.0.0/16
185.193.228.0/22

IPv6 prefixes

All 1 prefix.

2001:a38::/32

Similar-sized networks in Germany

ASNNameIPv4 addresses

AS34127#94 MUNICH-AIRPORT-AS Flughafen Muenchen GmbH66,560

AS209335#95 TUM-RBG Technical University of Munich66,560

AS15495#96 BASF-IT-SERVICES BASF Digital Solutions GmbH66,560

AS60344#98 Asklepios-AS Broermann Holding GmbH66,560

AS28714#99 FHI-SIT Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.65,792

AS41587#100 ATLAS-ELEKTRONIK TKMS ATLAS ELEKTRONIK GmbH65,792

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