Leibniz-Rechenzentrum
AS12816 is Leibniz-Rechenzentrum (lrz.de). It announces 395,008 IPv4 addresses in 9 prefixes, and 1 IPv6 prefixes.
Germany· RIPE· allocated 2002-10-21· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Germany395,008 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MWN-AS
- name
- Leibniz-Rechenzentrum
- org
- ORG-LA54-RIPE
- org name
- Leibniz-Rechenzentrum
- org address
- Boltzmannstr. 1, 85748, Garching, GERMANY
- org country
- DE
- country
- DE
- source
- ripe
- status
- ASSIGNED
- created
- 2002-10-21
- updated
- 2019-06-19
- maintainer
- RIPE-NCC-END-MNT|LRZ-MNT
- abuse name
- MWN-LRZ Abuse Response Team
- abuse email
- abuse@lrz.de
- abuse phone
- +49 89 35831-9700
- 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 IP2560.06%
- geonode, floppydata, proxyseller0.02%
- floppydata0.00%
- floppydata0.00%
- None here
- None here
- Hosting IP20,4805.18%
- None here
- None here
- None here
- SSH IP1,0810.27%
- SMTP IP680.02%
- 0.03%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 129.187.0.0/16 | Germany | valid | 19 | 2026-10-02 |
| 138.244.0.0/15 | Germany | not found | 19 | 2026-10-02 |
| 138.246.0.0/16 | Germany | not found | 19 | 2026-10-02 |
| 141.40.0.0/16 | Germany | valid | 19 | 2026-10-02 |
| 141.84.0.0/16 | Germany | valid | 19 | 2026-10-02 |
| 192.54.42.0/24 | Germany | not found | 19 | 2026-10-02 |
| 192.68.211.0/24 | Germany | valid | 19 | 2026-10-02 |
| 192.68.212.0/22 | Germany | valid | 19 | 2026-10-02 |
| 192.129.1.0/24 | Germany | not found | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2001:4ca0::/29 | Germany | valid | 20 | 2026-10-02 |
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