Internet Domain Survey, January 1997

Number of Hosts and Domains advertised in the DNS

                                      Replied
     Date  |      Hosts   Domains     ToPing*
     ------+---------------------------------
     Jan 97| 16,146,000   828,000   3,392,000

     Jul 96| 12,881,000   488,000   2,569,000
     Jan 96|  9,472,000   240,000   1,682,000

     Jul 95|  6,642,000   120,000   1,149,000
     Jan 95|  4,852,000    71,000     970,000

     Jul 94|  3,212,000    46,000     707,000
     Jan 94|  2,217,000    30,000     576,000

     Jul 93|  1,776,000    26,000     464,000
     Jan 93|  1,313,000    21,000            
     
     [* estimated by pinging 1% of all hosts]

Detailed Survey Data

• Distributions by Top-Level Domain Name (by hostcount)
• Distributions by Top-Level Domain Name (by name)
• Host Count Graph (1991-1997)
• Distributions by Host Name
• Survey Notes and Observations