Universitaet zu Koeln
AS5520 is Universitaet zu Koeln (uni-koeln.de). It announces 68,096 IPv4 addresses in 6 prefixes, and 1 IPv6 prefixes.
Germany· RIPE· allocated 1996-01-23· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Germany68,096 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- UNI-KOELN
- name
- Universitaet zu Koeln
- org
- ORG-UzK1-RIPE
- org name
- Universitaet zu Koeln
- org address
- Weyertal 121, 50931, Koeln, GERMANY
- org country
- DE
- country
- DE
- source
- ripe
- status
- ASSIGNED
- created
- 2002-02-04
- updated
- 2022-07-26
- maintainer
- RIPE-NCC-END-MNT|AS5520-MNT
- abuse
- IUZK1-RIPE
- abuse name
- ITCC Universitaet zu Koeln
- abuse email
- abuse@uni-koeln.de
- abuse phone
- +49 221 470-89555
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP270.04%
- geonode, floppydata, privateproxy_me0.02%
- None here
- None here
- None here
- None here
- Hosting IP1,7922.63%
- None here
- None here
- None here
- SSH IP1050.15%
- 0.01%
- 0.02%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 134.95.0.0/16 | Germany | valid | 19 | 2026-10-02 |
| 134.107.209.0/24 | Germany | not found | 19 | 2026-10-02 |
| 134.107.216.0/23 | Germany | not found | 19 | 2026-10-02 |
| 134.107.225.0/24 | Germany | not found | 19 | 2026-10-02 |
| 134.107.226.0/23 | Germany | not found | 19 | 2026-10-02 |
| 185.240.116.0/22 | Germany | valid | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a00:a200::/29 | Germany | valid | 20 | 2026-10-02 |
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