IP, Domain Lookup
IP, Domain Lookup
  WHOIS - IP, Domain Lookup - Primary Registrars
 
ARIN (American Registry for Internet Numbers)
AfriNIC (African Network Information Centre)
APNIC (Asia Pacific Network Information Centre)
LACNIC (Latin-American and Caribbean IP Address Registry)
RIPE (Réseaux IP Européens Network Coordination Centre)
InterNIC Registry Whois Search
U.S. Government (.GOV) Domain Registration and Services
U.S. Dept. of Defense (.MIL) Whois (restricted since 9/11)
 
  WHOIS - IP, Domain Lookup - Other
 
Top Level Domains (Country Codes) - IANA
Demon Net Internet Query Tools
Netcraft Web Site Finder
Network Solutions Whois
GeekTools Whois Proxy
Whois Net
 
  DNS Queries, Checks, Status Info
 
GeekTools Whois Proxy
Multiple DNS Lookup Engine
CheckDNS.net (DNS and Email config tests)
intoDNS (DNS and Email config tests)
DNSRight.com (DNS and Email config tests)
Iptools.com (DNS and IP tools)
DNSgoodies.com (DNS and IP tools)
DNSWatch (DNS and IP tools)
Lookup Server (fwd / rev DNS lookup, etc.)
ZoneEdit Forward & Reverse Lookups
DNSreport.com (DNS info)
Whois Ping Port Scanner (misc. tools)
IPAddressGuide.com
 
  Geolocation
 
HostIP.info
Info Sniper
IPInfoDB
IP Address Location
Geobytes IP Address Locator
MaxMind
Spider.com
IPLocationTools
 
  IP Block Assignments, Routing Info, etc.
 
Internet Assigned Numbers Authority - IANA
Fixed Orbit (IP address assignment & peering info)
Traceroute.org (List of publicly accessible traceroute sites)
Robtex (IP & routing info)
 
  Traceroute Sites - Web Access
 
Tracert.com (multiple worldwide)
Carnegie Mellon University (Pittsburgh)
NOC services (New Jersey)
NetPlex (Hartford, CT)
ForeThought.Net (Denver, CO)
Sprintlink (multiple US)
Level3 Communications (multiple worldwide)
Cogent Communications (multiple worldwide)
XO Communications (multiple US)
Telstra (Australia)
Inet Communications (Russia)
LinkWan (Beijing, China)
Net4India (Bombay, India)
Pro Hosting (Japan)
UUNET - Holland
TruTeq Wireless (Johannesburg, South Africa)
Lipex - London Internet Providers Exchange (London)
Vienna Internet Exchange (Vienna)
Voice of America (Washington, DC)
GetNet, Inc. (Phoenix, AZ)
National Technical University of Athens (Athens, Greece)
 
  Traceroute Sites - Public Telnet Access
    (These will launch a local Telnet session)
 
AT&T
AT&T CERFnet
Global Crossing
Savvis
Host.net
Optus (Australia)
 
  Misc. Info
 
Internet Corporation Assigned Names and Numbers - ICANN
TCP / UDP Ports - IANA
 
 
 
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