TVD RCVD IP
Received =~ /^from\s+(?:\d+[^0-9a-zA-Z\s]){3}\d+[.\s]/
- from one or more whitespaces
- : digit not a number or letter whitespace (three of those)
For example:
Received: from 212-98-43-121.static.adslpremium.ch ([212.98.43.121]:3607 helo=xtqq.adslpremium.ch)
can somebody help me out here --