Router Naming Convention for twttr.com, 201609

Regular Expressions:

  1. ^[^\.]+\.([a-z]+\d+-cr\d+)\.twttr\.com$

Statistics:

Legend:

Green

+ Inferred identifier, true positive when evaluated against training data

Orange

- Inferred identifier, false negative when evaluated against training data

Red

! Inferred identifier, false positive when evaluated against training data

Red

x Inferred identifier, but contains part of IP address literal embedded in hostname
~ False negative, not matched
o No regex matched the interface, but the interface was the only interface in this suffix on the router
* A filter regex matched the interface

Evaluation against training data:

ams1-cr1
192.133.76.64+ae66.ams1-cr1.twttr.com
81.20.64.98xe-0-6-0-18.r02.amstnl02.nl.ce.gin.ntt.net
 
dfw1-cr1
199.16.159.4+xe-2-1-1.dfw1-cr1.twttr.com
129.250.207.54ae-0.twitter.dllstx04.us.bb.gin.ntt.net
 
lon2-cr1
199.16.159.142+ae61.lon2-cr1.twttr.com
192.133.76.65+ae66.lon2-cr1.twttr.com
62.115.34.6twitter-ic-302263-ldn-b3.c.telia.net
 
lon2-cr2
199.16.159.143+ae61.lon2-cr2.twttr.com
192.133.76.57~ae63.cr2.lon2.twttr.com
195.50.120.66twitter-inc.edge5.london1.level3.net
62.115.34.10twitter-ic-302264-ldn-b3.c.telia.net
 
mad2-cr1
192.133.76.39+xe-1-0-2.mad2-cr1.twttr.com
193.149.1.45twitter.baja.espanix.net
 
mia1-cr2
199.16.159.10+xe-1-2-1.mia1-cr2.twttr.com
 
par1-cr1
192.133.76.32+ae63.par1-cr1.twttr.com
 
par1-cr2
192.133.76.56+ae63.par1-cr2.twttr.com
192.133.76.38+xe-0-0-3.par1-cr2.twttr.com
37.49.237.71twitter2.par.franceix.net
213.248.87.58twitter-ic-308401-prs-rosy-s2.c.telia.net
 
sao1-cr1
199.16.159.11+xe-1-0-0.sao1-cr1.twttr.com
 
sin1-cr1
199.16.158.252+ae10.sin1-cr1.twttr.com
199.16.159.12+xe-1-0-0.sin1-cr1.twttr.com
 
sin1-cr2
199.16.158.253+ae10.sin1-cr2.twttr.com
199.16.158.248+ae62.sin1-cr2.twttr.com
 
sto1-cr1
192.133.76.49+ae65.sto1-cr1.twttr.com
62.115.49.102twitter-ic-308241-s-b5.c.telia.net
 
tyo1-cr1
199.16.159.134~ae61.tyo1-cr1.net.twttr.com
199.16.158.249!ae62.tyo1-cr1.twttr.com
61.213.145.166ae-0.twitter.tokyjp03.jp.bb.gin.ntt.net
 
tyo1-cr1
199.16.159.13!xe-1-0-0.tyo1-cr1.twttr.com
203.105.72.74ae-2.twitter.tokyjp03.jp.bb.gin.ntt.net