IANA popular and important links
Domain Names Related
- DNS Root Zone — Hints File
This file is used to prime domain name servers so they know how to connect to a DNS root server to start a query. - DNS Root Zone
The contents of the DNS root zone. This information is published by the DNS root servers. - List of top-level domains
The list of valid top-level domains, for machine-based verification. Learn more about using this file, including a software toolkit for application developers, at ICANN's project forUniversal Acceptance of All Top-Level Domains.
IP Address Related
Protocol Related
- Port Numbers
- Private Enterprise Numbers (also knows as OIDs)
Internet Organisations
Английский