AS20633 — UNIFFM-NET [email protected] 20101227

AS20633 announces 2 IPv4 prefixes covering 66,560 addresses and 1 IPv6 prefixes.

About this network

UNIFFM-NET is operated by Johann Wolfgang Goethe-Universität Frankfurt am Main.

What it's used for

• The address space carries university infrastructure, evidenced by the netname UNIFFM-NET and reverse DNS entries pointing to net.uni-frankfurt.de.
• The AS announces 66,560 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, while maintaining 108 observed neighbours; this ratio indicates a large-scale access network for an educational institution rather than a transit provider.

Notable

• Registrants for both announced prefixes, 141.2.0.0/16 and 185.193.228.0/22, are consistently listed as Johann Wolfgang Goethe-Universitat Frankfurt am Main; uniffm staff, aligning perfectly with the AS holder.
• The inventory consists of one large /16 block and one smaller /22 block, reflecting a typical corporate or institutional address allocation structure.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 141.2.0.0/16
• 185.193.228.0/22
• 2001:a38::/32

Upstream networks

• AS8881 1&1 Versatel GmbH
• AS6939 Hurricane Electric LLC
• AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
• AS34549 meerfarbig GmbH & Co. KG
• AS24482 SG.GS
• AS34019 Hivane Association
• AS212024 Marc Schmitt
• AS48362 Stadtwerke Feldkirch
• AS20485 Joint Stock Company TransTeleCom
• AS37100 SEACOM Limited
• AS6797 GlobalConnect AB
• AS12779 IT.Gate S.p.A.
• AS29632 Netassist International EOOD
• AS213241 TECHIT.BE SRL
• AS17639 Converge ICT Solutions Inc.

Adjacent networks

• AS8881 1&1 Versatel GmbH
• AS6939 Hurricane Electric LLC
• AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
• AS34549 meerfarbig GmbH & Co. KG
• AS48362 Stadtwerke Feldkirch
• AS34019 Hivane Association
• AS212024 Marc Schmitt
• AS24482 SG.GS
• AS29632 Netassist International EOOD
• AS20485 Joint Stock Company TransTeleCom
• AS6797 GlobalConnect AB
• AS12779 IT.Gate S.p.A.
• AS37100 SEACOM Limited
• AS213241 TECHIT.BE SRL
• AS17639 Converge ICT Solutions Inc.

Routing security

• RPKI: 3 valid, 0 invalid and 0 not-found announcements; 3 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 3 route objects.
• Listed in as-sets: AS-BECHTLE-DECIX-PEERS, AS-FINECOM-PEERS-DECIX, AS-TITANDECIX, AS-UNIFFM, AS-VT-TRANSIT, AS174:AS-COGC-032, AS6695:AS-DECIX-FRA-CONNECTED, AS6695:AS-DECIX-FRA-RS, AS6695:AS-DECIX-FRA-RS-V6, AS680:AS-DFNTOWINISP.

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany