Als "netwerk boer" maak ik graag gebruik van de volgende pagina's:

Ping - http://www.tracert.com/cgi-bin/ping.pl
Ping - http://www.freshtech.com/ping.htm
Trace route - http://www.tracert.com/cgi-bin/trace.pl
Trace route - http://www.geektools.com/traceroute.html
Visual trace route - http://www.visualroute.com/server.html
Nameserver Lookup - http://python.konbib.nl/cgi-kb/nslookupgateway.sh
Nameserver Lookup -
http://www.simplelogic.com/Simple/net_utils/NsLookup.asp
Finger - http://www.mit.edu:8001/finger?
Finger - http://zeus.lyceum.com/network/finger
Whois - http://www.samspade.org/t/
Whois - http://whois.supralink.net/
Whois - http://www.geektools.com/cgi-bin/proxy.cgi
Ripe whois - http://www.ripe.net/cgi-bin/whois
Core whois - http://www.whois.corenic.net/
Nameserver Query - http://www.samspade.org/t/dig.cgi?
Nameserver Query - http://cgibin.erols.com/ziring/cgi-bin/nsgate/gate.pl

Nameserver Query - http://www.demon.net/external/ntools.shtml
DNS Check Tool - http://www.ip-plus.ch/tools/dns_check-en.html
Dig DNS Check - http://www.ip-plus.ch/cgi-bin/dig.cgi
Self Port Scan - http://scripts.ixs.nl/cgi-bin/scanme
Self Port Scan - http://crypto.yashy.com/nmap.php3
Self Port Scan - https://grc.com/x/ne.dll?bh0bkyd2
HTTP Query - http://www.netcraft.com/whats/?
HTTP Query - http://www.mdb.ku.dk/tarvin/http-tool/
HTTP Query - http://mbn.dk/q/
SSL Query - http://www.netcraft.com/sslwhats/
Subnet calculator - http://www.geektools.com/geektools-cgi/aggis-wrapper

Subnet calculator - http://www.subnetonline.com/subcalc/subnet8.html
Address calculator - http://www.geektools.com/geektools-cgi/ipconv.cgi
HTTP to Telnet Gateway - http://jen.www.cistron.nl/telnet.html
Anonymous Remailer - http://www.no-id.com/remail.cgi
Anonymous Remailer - http://anon.xg.nu/remailer.html
Anonymous Usenet Posting - http://anon.xg.nu/post.html
Miscellaneous - http://www.samspade.org/
Miscellaneous - http://www.subnetonline.com/tools/tools.html
Miscellaneous - http://www.simplelogic.com/Simple/net_utils/