Autonomous System

AS12816 Leibniz-Rechenzentrum

BusinessActiveGermanyRIPE

AS12816 (MWN-AS) is a business network operated by Leibniz-Rechenzentrum in Germany, registered with RIPE. It has 9 IPv4 prefixes with 395,008 addresses and 1 IPv6 prefix, which makes it the 792nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses395,008in 9 prefixes
IPv6 prefixes1≈ 6.3 × 10²⁹ addresses
Size rank#792of 82,200 active ASNs
Abuser scoreVery Low0.01% of its addresses flagged · method

Details

OrganizationLeibniz-Rechenzentrum
AS nameMWN-AS
Websitelrz.de
Country Germany (DE)
Network typeBusiness
RegistryRIPE
Abuse contactabuse@lrz.de
Registered2002-10-21
Last updated2019-06-19

IPv4 prefixes

9 prefixes · 395,008 addresses
NetworkAddressesFirst – last address
138.244.0.0/15131,072138.244.0.0 – 138.245.255.255
129.187.0.0/1665,536129.187.0.0 – 129.187.255.255
138.246.0.0/1665,536138.246.0.0 – 138.246.255.255
141.40.0.0/1665,536141.40.0.0 – 141.40.255.255
141.84.0.0/1665,536141.84.0.0 – 141.84.255.255
192.68.212.0/221,024192.68.212.0 – 192.68.215.255
192.54.42.0/24256192.54.42.0 – 192.54.42.255
192.68.211.0/24256192.68.211.0 – 192.68.211.255
192.129.1.0/24256192.129.1.0 – 192.129.1.255

IPv6 prefixes

1 prefix
  • 2001:4ca0::/29

Query AS12816 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS12816&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS12816, with or without a key:

curl "https://api.ipapi.is/?q=138.244.0.1"

Largest networks in Germany

AS3320 Deutsche Telekom AG36,175,616 IPv4 addressesAS31399 Mercedes-Benz Group AG16,805,888 IPv4 addressesAS3209 Vodafone GmbH15,881,984 IPv4 addressesAS6805 Telefonica Germany GmbH & Co.OHG8,351,488 IPv4 addressesAS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.7,913,472 IPv4 addressesAS24940 Hetzner Online GmbH3,237,120 IPv4 addresses