Router Naming Convention for twttr.com

Router Naming Convention for twttr.com

Regular Expressions:

1.

^.+-([a-z]{3})\d+\.twttr\.com$

-- iata

-- 3 TPs

Statistics:

Unique Geocodes: 2
Positive Predictive Value: 1.000
True Positives (green): 3
False Positives (red): 0
IP literals extracted (red): 0
False Negatives, unmatched (orange): 2
Interfaces with an unknown location (purple): 0

Legend:

Bold		Apparent custom geocode
Green	+	Extracted apparent geocode, true positive when evaluated against training data
Orange	~	False negative, apparent geocode unmatched
Purple	?	Extracted geocode, but not in dictionary
Red	!	Extracted apparent geocode, false positive when evaluated against training data

Geocodes:

Hint	Location	Closest VP
fra	Frankfurt am Main, HE, DE	fra	1ms
lon	London, ENG, GB	lcy	2ms

Evaluation against training data:

			fra: fra 1ms, id 4563814
80.81.192.10	+	[1]	cr1-fra1.twttr.com

			fra: fra 1ms, id 8304379
80.81.194.21	+	[1]	cr2-fra1.twttr.com

			lon: lcy 2ms, id 8764885
195.66.225.142	+	[1]	xe-1-1-0.cr1-lon1.twttr.com

			mnz 33ms, id 21750663
206.126.236.97	~		eqix1.cr1.iad1.twttr.com

			oak 4ms, id 21752068
206.223.116.101	~		eqix2.cr2.sjc2.twttr.com

			dca 2ms, id 67589
199.59.151.102			r-199-59-151-102.twttr.com
204.148.79.138			twitter-gw.customer.alter.net