Top 100 Second-Level Domain Names, July 1999

  4723690 lucent.com                  117264 paradyne.com
  1749709 aol.com                     114304 or.us
  1550991 uu.net                      113176 nasa.gov
   924301 ans.net                     111205 slb.com
   752728 ac.uk                       108712 gov.au
   725963 ne.jp                       107540 rcn.com
   688191 home.com                    102932 uswest.net
   679703 co.uk                       102764 t-dialin.net
   622360 bbn.com                     101169 swipnet.se
   544523 psi.net                      99839 cisco.com
   492447 af.mil                       98970 level3.net
   492164 ac.jp                        97920 flash.net
   424208 navy.mil                     92886 swbell.net
   409223 army.mil                     91759 on.ca
   406662 or.jp                        91172 autonet.net
   406484 att.net                      90454 berkeley.edu
   388629 airdata.net                  86271 earthlink.net
   355531 rr.com                       85825 concentric.net
   333749 edu.au                       84735 co.us
   300376 dialsprint.net               84347 agis.net
   299812 ibm.net                      82671 sch.uk
   269260 ca.us                        82147 epa.gov
   252414 hinet.net                    80669 gtei.net
   240707 co.jp                        80301 ac.nz
   232532 com.au                       79143 co.za
   222056 mindspring.com               78812 gsa.gov
   217335 pacbell.net                  78540 wanadoo.fr
   214411 com.br                       77473 in-addr.arpa
   212177 mediaone.net                 76789 grid.net
   207720 net.tw                       75298 cw.net
   197180 cdc.com                      74623 videotron.net
   196308 net.au                       73654 intel.com
   185559 dec.com                      73145 symantec.com
   174130 mn.us                        72995 nb.ca
   165966 edu.tw                       72769 ac.kr
   161122 netcom.com                   71961 co.nz
   159336 ad.jp                        71831 umn.edu
   153530 co.kr                        71621 ut.us
   147985 bellsouth.net                71426 il.us
   146341 tx.us                        71323 corecomm.net
   144230 splitrock.net                68787 com.ar
   142155 baynetworks.com              66422 telia.com
   140434 bellatlantic.net             66332 hp.com
   134778 net.mx                       66055 casecorp.com
   129317 3com.com                     66039 peoplesoft.com
   125337 bc.ca                        65787 nextel.com
   122633 wcom.net                     65532 jdrp.com
   122250 umich.edu                    65369 novo.dk
   119904 uunet.be                     65296 radian.com
   117978 sympatico.ca                 65279 egginc.com