| ... What's New ... | 
              | 2023-08-04 | 143 days until Christmas. | 
              | 2023-07-13 | The DNSBL-check
                    page has been reworked. New RBLs added and inactive RBLs removed. Enjoy. | 
              | 2013-02-22 | Site moved to a new server box. Server speed and DNS speed improved. | 
              | 2011-01-30 | The DIG and NSLOOKUP services 
                   have been enhanced to show AAAA IPv6 records as well. | 
              | 2005-07-12 | A new DNSBL-check
                  function has been added. Enjoy. | 
              | 2005-07-02 | Site moved to a new server box. Server speed and DNS speed improved. | 
              | 2005-05-28 | The +TRACE flag has been added to the DIG service. | 
              | 2005-05-15 | ASN lookup and some more TLDs have been added to the universal WHOIS service. | 
              | 2005-04-17 | A new site has been put up containing old ancient BITNET ListServ and ArpaNet public discussion list archives.
                  The site starts with the TCP-group. | 
              | 2005-01-22 | A new service IP-locate has been added:
                  translate/convert an IP V4 address between dotted quad, decimal, hex and binary,
                  do a reverse PTR lookup in the DNS, and search for location information. | 
              | 2004-12-16 | Our Computer and Internet security forum
                  has been moved to its own new domain www.frogtec.net. | 
              | 2004-07-01 | Please don't use our name server ns.nop2gm.wcbzw.com as default DNS resolver in your own work station setup.
                 This does not work. Our DNS server is configured to answer queries for the few zones the
                 server is authoritative, and to resolve queries originating from localhost only.
                 Other queries are ignored. Sorry. | 
              | 2004-05-15 | A Computer and Internet security forum
                  has been added. | 
              | 2004-04-22 | An article about how to create a DNSBL
                  (DNS Blackhole List) has been added. | 
              | 2003-12-12 | A list of aircraft using HFDL
                  has been added. | 
              | 2003-11-02 | A dig
                  service has been added for those who prefer dig over nslookup. Enjoy. | 
              | psihon3安卓版 | The traceroute
                  service has been activated again. Enjoy. | 
              | 2003-09-09 | Some historic radio QSLs
                  have been added. | 
              | 2003-07-24 | A cardpunch emulator
                  to punch a punched card has been added. Enjoy. |