IP addresses

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This page contains lists of all internal and public IP addresses used in the Wikipedia cluster.

The IP prefixes are:

• US: 208.80.152.0/22
  • pmtpa: 208.80.152.0/23
  • eqiad: 208.80.154.0/23
  • IPv6: 2620:0:860::/46
• Europe (esams): 91.198.174.0/24
  • IPv6: 2620:0:862::/48

Private prefixes

• 10.0.0.0/12 - pmtpa
  • 10.0.0.0/16 - private pmtpa subnet
  • 10.1.0.0/16 - management pmtpa subnet
• 10.64.0.0/12 - eqiad
• 10.65.0.0/16 - management eqiad subnet

Multicast

Ganglia

AS 14907 has the corresponding 233.58.59.0/24.

• 233.58.59.1 CDN log packets
• 233.58.59.2 CDN purge packets (currently not used yet)

239.192.0.0/16 reserved for Ganglia:

• 239.192.0.0/24 - pmtpa
• 239.192.1.0/24 - eqiad
• 239.192.20.0/24 - esams

Legacy addresses:

• • 239.192.0.112 for Squid purges
• 239.192.1.0: NTP
• 239.192.1.1: UFTP announce
• 239.192.1.2: UFTP data
• 239.192.1.3: cam1-c-d-sdtpa