Online Tools and Services

• Bonyeza hapa Find your IP address, and what are your browser settings.
• bonyeza hapa nslookup : DNS lookup to query a domain name server to look up and find IP address information of computers in the internet.
  As the use of nslookup is deprecated, using dig is recommended instead (see below).
• bonyeza hapa dig DNS lookup : query a domain name server to look up and find IP address information of computers in the internet.
• bonyeza hapa whois lookup : query a WHOIS server to look up and find internet domain registration data.
• Bonyeza hapa iplocate : translate/convert an IP V4 address between dotted quad, decimal, hex and binary, do a PTR reverse lookup in the DNS, and search for location information.
• bonyeza hapa ping : to ping a distant internet host to see if it is active or reachable from this host.
• bonyeza hapa traceroute : trace the route to a distant internet host.
• Bonyeza hapa Use serverinfo to query a web server to see from the received HTTP header what server software is running.
• Bonyeza hapa Use Multi DNSBL-check to look up an internet IP v4 address to see if it is blacklisted on public blackhole lists as known spam source.
• Bonyeza hapa Selcall, translate selcalls of the Maritime Mobile Service (MMS).
• Bonyeza hapaCardpunch, punch a card.
• Bonyeza hapaTTYpunch, punch a perforated ITA2/Baudot teletype tape.
• bonyeza hapa Get a Fortune Cookie.
• bonyeza hapaGet Date and Time live from an NTP-server.
• Bonyeza hapa Datum, date calculations and translations.

• Latest Security News Headlines.
• Our Computer and Internet Security forum.

• Some anti-spam measures to fight SPAM.
• How to build a bot trap to catch bad bots.
• DNSBL: how does a DNS Blackhole List work, and how to build an own.
• Multi DNSBL-check: online tool to look up an internet IP v4 address to see if it is blacklisted on several common public DNS blackhole lists as known spam source.
• List of bad bots I have seen violating the robots.txt standard, current.
  List of bad bots, historic listings 2005.
  List of bad bots, historic listings 2004.
  List of bad bots, historic listings 2002 ... 2003.
• Mail address harvesting by Spam Bots.
• SPAM advertized links though Google.

• Recommended Books about Networking.
• What is an Autonomous System (AS) and an AS number (ASN)?
• Articles and pages about web page design.
• A current International List of Countries of this world, dated 2000-04-01. (48 Kbytes).
• Historical information about the DL4TA AMPR.ORG packet radio stuff, dated 1997-11-05.
• See also my services page
  for interactive online tools: nslookup, dig, whois, serverinfo (http headers), iplocate, ping, traceroute.
• For German readers: an interesting article about Schnitzelmitkartoffelsalat.

MziziMkavu said:

Online Tools and Services

• Bonyeza hapa Find your IP address, and what are your browser settings.
• bonyeza hapa nslookup : DNS lookup to query a domain name server to look up and find IP address information of computers in the internet.
  As the use of nslookup is deprecated, using dig is recommended instead (see below).
• bonyeza hapa dig DNS lookup : query a domain name server to look up and find IP address information of computers in the internet.
• bonyeza hapa whois lookup : query a WHOIS server to look up and find internet domain registration data.
• Bonyeza hapa iplocate : translate/convert an IP V4 address between dotted quad, decimal, hex and binary, do a PTR reverse lookup in the DNS, and search for location information.
• bonyeza hapa ping : to ping a distant internet host to see if it is active or reachable from this host.
• bonyeza hapa traceroute : trace the route to a distant internet host.
• Bonyeza hapa Use serverinfo to query a web server to see from the received HTTP header what server software is running.
• Bonyeza hapa Use Multi DNSBL-check to look up an internet IP v4 address to see if it is blacklisted on public blackhole lists as known spam source.
• Bonyeza hapa Selcall, translate selcalls of the Maritime Mobile Service (MMS).
• Bonyeza hapaCardpunch, punch a card.
• Bonyeza hapaTTYpunch, punch a perforated ITA2/Baudot teletype tape.
• bonyeza hapa Get a Fortune Cookie.
• bonyeza hapaGet Date and Time live from an NTP-server.
• Bonyeza hapa Datum, date calculations and translations.

If you have comments, or if you just found one of these items useful, please drop me a line.
Your feedback is highly appreciated. KLOTH.NET - Online Internet Tools and Services

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