DNS ble laget i 1984, og i 1985 ble toppnivådomener laget. De første var: .com, .org, .edu, .gov, .mil og .cctld.

De første domene som ble registrert var: cmu.edu, purdue.edu, rice.edu og ucla.edu.

De første .com domenene som ble registrert er følgende:

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64. 65. 66. 67. 68. 69. 70. 71. 72. 73. 74. 75. 76. 77. 78. 79. 80. 81. 82. 83. 84. 85. 86. 87. 88. 89. 90. 91. 92. 93. 94. 95. 96. 97. 98. 99. 100.

symbolics.com bbn.com think.com mcc.com dec.com northrop.com xerox.com sri.com hp.com bellcore.com ibm.com sun.com intel.com ti.com att.com gmr.com tek.com fmc.com ub.com bell-atl.com ge.com grebyn.com isc.com nsc.com stargate.com boeing.com itcorp.com siemens.com pyramid.com alphacdc.com bdm.com fluke.com inmet.com kesmai.com mentor.com nec.com ray.com rosemount.com vortex.com alcoa.com gte.com adobe.com amd.com das.com data-io.com octopus.com portal.com teltone.com 3com.com amdahl.com ccur.com ci.com convergent.com dg.com peregrine.com quad.com sq.com tandy.com tti.com unisys.com cgi.com cts.com spdcc.com apple.com nma.com prime.com philips.com datacube.com kai.com tic.com vine.com ncr.com cisco.com rdl.com slb.com parcplace.com utc.com ide.com trw.com unipress.com dupont.com lockheed.com rosetta.com toad.com quick.com allied.com dsc.com sco.com gene.com kccs.com spectra.com wlk.com mentat.com wyse.com cfg.com marble.com cayman.com entity.com ksr.com nynexst.com

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