Internet Domain Survey, July 1996

Number of Hosts, Domains, and Nets

                                      Replied      Network Class
     Date  |      Hosts   Domains     ToPing*      A     B      C
     ------+-----------------------------------------------------
     Jul 96| 12,881,000   488,000   2,569,000     95  5892 128378
     Jan 96|  9,472,000   240,000   1,682,000     92  5655  87924

     Jul 95|  6,642,000   120,000   1,149,000     91  5390  56057
     Jan 95|  4,852,000    71,000     970,000     91  4979  34340

     Jul 94|  3,212,000    46,000     707,000     89  4493  20628
     Jan 94|  2,217,000    30,000     576,000     74  4043  16422

     Jul 93|  1,776,000    26,000     464,000     67  3728   9972
     Jan 93|  1,313,000    21,000                 54  3206   4998
     
     [* estimated by pinging 1% of all hosts]

Detailed Survey Data

• How the survey works -- what these numbers mean
• Distributions by Top-Level Domain Name (by hostcount)
• Distributions by Top-Level Domain Name (by name)
• Distributions by Host Name
• Survey Notes and Observations
• Frequently Asked Questions