If it's still relevant, I've found the Ruby whois lib (https://github.com/weppos/whois/tree/master/lib/whois/record/parser https://github.com/weppos/whois/tree/

If it's still relevant, I've found the Ruby whois lib (https://github.com/weppos/whois/tree/master/lib/whois/record/parser https://github.com/weppos/whois/tree/master/lib/whois/record...) to be quite comprehensive.