Internett administrasjon

My public IP
Show my IP: Showip.net eller showmyip.com eller My Tor data eller Dame Ip

Domener m.m.
InterNIC   ftp: Root cache
Liste over toppnivådomener
DNS - En Enkel Innføring
UWHOIS.com      WHOIS.com     WHOIS .no
NorId Slå opp og sjekk domenenavn  
Domeneshop   
Domain name registries around the world

InterNIC – top domene administrator - COM
Domene register - internsajonalt  (networksolutions.com)
Domene register - internsajonalt  (Iana.org)

IANIPA adresser og domene namn, hovedkontor.
IANA Europa - RIPE Network Coordination Centre (IP adresser) (whois) 
IANA USA - ARIN  (whois)
IANA Asia  - APNIC  (whois)
IANA - Latin Amerika - LACNIC  (whois)   

Norid.no
DNS - Test rapport
Test DNS  - Server tester, spam databaser, m.m.
Mail relay testing
DNS -> E-post  SPF test side

Sikkerhet m.m.
Well known IP ports, 0 through 999   -  IP Protocol suite 
Anti-Spam Look Up - Blaclist  - AntiSpam 
CERT - center of Internet security expertise
Spamhaus.org      
Open Relay DataBase
The Email Abuse FAQ 
RSA Security Inc c
Antionline is a worldwide community of security, network and computer professionals, students and keen amateurs who come here to learn the principles and details of computer/network security. zx

Internett standard

The World Wide Web Consortium (W3C)
HTML Validation Service
ADSL Telenor test for tilgang