Top 100 Second-Level Domain Names
Jan 2008

 27979320 ne.jp                           2097222 tiscali.fr
 19990595 rr.com                          1894398 bell.ca
 14763264 comcast.net                     1813915 embarqhsd.net
 13420855 myvzw.com                       1793489 net.mx
 12892880 com.cn                          1732053 net.in
 11997727 telecomitalia.it                1688092 rogers.com
 10769213 verizon.net                     1605935 ac.uk
  9758735 level3.net                      1595405 com.ar
  9421424 sbcglobal.net                   1525432 algx.net
  8875912 t-dialin.net                    1511451 xo.net
  8713156 t-ipconnect.de                  1490851 btopenworld.com
  8241474 wanadoo.fr                      1461412 shawcable.net
  8192741 bbtec.net                       1433096 net.ar
  8175373 com.mx                          1432831 tele.dk
  8149570 bellsouth.net                   1384172 bezeqint.net
  7457062 cox.net                         1350826 cantv.net
  6484384 rima-tde.net                    1350270 alicedsl.de
  6355464 hinet.net                       1329655 pppool.de
  6177011 net.au                          1302410 insightbb.com
  5957600 aol.com                         1288626 telus.net
  5822456 co.uk                           1265782 net.il
  5778201 pacbell.net                     1247263 com.tw
  5639750 gaoland.net                     1231471 telenet.be
  5468359 qwest.net                       1215456 net.co
  5039994 com.br                          1196161 bluewin.ch
  4863719 btcentralplus.com               1173824 club-internet.fr
  4803834 net.br                          1172545 belgacom.be
  4600892 ntl.com                         1170401 rdsnet.ro
  4365843 charter.com                     1144071 orange.es
  4000372 proxad.net                      1136691 wanadoo.nl
  3926432 mycingular.net                  1124984 covad.net
  3835466 com.au                          1124545 frontiernet.net
  3480567 or.jp                           1107345 mchsi.com
  3390259 swbell.net                      1083494 co.nz
  3172602 net.tw                          1060835 co.za
  3156257 in-addr.arpa                    1048486 sky.com
  3036548 nortelnetworks.com              1046924 alltel.net
  2955743 adelphia.net                    1042101 direct-adsl.nl
  2903940 optonline.net                   1037464 chello.nl
  2875989 ameritech.net                   1013363 videotron.ca
  2782185 tpnet.pl                        1008206 as43234.net
  2707550 ad.jp                            993947 army.mil
  2556721 ono.com                          969571 ac.jp
  2499913 telia.com                        966502 ctinets.com
  2427009 uu.net                           957982 elisa-laajakaista.fi
  2319142 qsc.de                           951772 netvigator.com
  2263383 arcor-ip.net                     943939 ntli.net
  2200100 spcsdns.net                      918306 bredbandsbolaget.se
  2179559 net.tr                           896529 dsl.net
  2168107 as9105.com                       892217 att.net