GitHub - dontbug/whois: List of whois servers for common domains that can be checked on port 43
Using the Diagnostic Port 43 Whois Tool
Who is WHOIS? | Weberblog.net
Using the Diagnostic Port 43 Whois Tool
What is WHOIS and how do you hide sensitive data?
Look up domain information with WhoisCL for Windows - gHacks Tech News
RDAP Andy Newton, Chief Engineer. Background WHOIS (Port 43) – Old, very old – Lot's of problems Under specified, no I18N, insecure, no authentication, - ppt download
WHOIS Related Requirements - Confluence
Connection refused - connect(2) for "whois.reg.com" port 43 · Issue #591 · weppos/whois · GitHub
QRadar: WHOIS lookup not working
Querying the RIPE Database — RIPE Network Coordination Centre
Contractual Compliance Port 43 WHOIS Access Report
Using Whois - American Registry for Internet Numbers
Who is WHOIS? | Weberblog.net
Netstat process of Active Whois for Windows
WHOIS wars : Withheld by #GoDaddy is a new #DomainTools warning tag :DomainGang
ORG.ZA port 43 WHOIS service interruption - May 3 - Anno Internet