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This list comprises all relevant information regarding subnets advertised to customers on the CME Globex WAN extranet. They are in publicly routable registered address space, but not routed on the Internet, ensuring that customers will not have a conflict taking these routes into their own routing domains.

PrefixPurpose

66.54.251.192/27

Clearing

66.54.251.236/32

B-Feed RP

69.50.115.0 /24A-Feed MDP Source Range
69.50.119.0 /24B-Feed MDP Source Range
69.50.112.254/32CERT/NR A-Feed/B-Feed RP
69.50.112.0 /25CERT/NR A-Feed/B-Feed MDP Source Range
69.50.112.128 /25CERT/NR Mediator IP Source Range
128.177.22.32 /28 CERT/NR Clearing

164.74.131.0/26

GFX

167.204.41.0/24

SFTP, CMEDirect, Clearport

167.204.71.0/24

SFTP, CMEDirect, Clearport

205.209.201.0/24

iLink Market Segment Gateway Source Range

205.209.202.0/24iLink Convenience Gateway IP Range

205.209.211.0/24

B-Feed MDP Source Range

205.209.212.0/24

B-Feed MDP Source Range

205.209.213.0/24

B-Feed MDP Source Range

205.209.214.0/24

B-Feed MDP Source Range

205.209.215.254/32

A-Feed RP

205.209.216.0/24

iLink Gateway Source Range

Drop Copy 4.0 Market Segment Gateway Source Range

Drop Copy 4.0 Convenience Gateway Source Range
205.209.217.0 /25Convenience Gateway Source Range
205.209.217.128 /25Convenience Gateway Source Range
205.209.219.0 /25Convenience Gateway Source Range
205.209.219.128 /25Convenience Gateway Source Range

205.209.218.0/24

iLink Gateway Source Range

Drop Copy 4.0 Market Segment Gateway Source Range

Drop Copy 4.0 Convenience Gateway Source Range

205.209.220.0/24

A-Feed MDP Source Range

TCP Historical Replay Range

205.209.220.44/32 

TCP replay host

205.209.221.0/24

A-Feed MDP Source Range

205.209.222.0/24

A-Feed MDP Source Range

TCP Historical Replay Range

205.209.222.43/32TCP replay host

205.209.223.0/24

A-Feed MDP Source Range

Advertised routes not defined in this list are reserved for future use.
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