Nielsen//NetRatings published a list of top Web parent companies in September 2006.
| Top Web parent companies in September 2006 | ||
| Parent company | Audience, 000 | Time spent |
| Microsoft | 116,813 | 2:01:09 |
| Yahoo! | 106,247 | 3:08:56 |
| Time Warner | 102,863 | 4:23:42 |
| 100,974 | 1:03:13 | |
| eBay | 64,781 | 1:39:00 |
| News Corp. | 63,498 | 1:43:09 |
| InterActiveCorp | 56,601 | 0:28:48 |
| Amazon | 48,752 | 0:22:51 |
| Walt Disney | 46,174 | 0:37:11 |
| NYT | 39,406 | 0:17:22 |
| Source: Nielsen//NetRatings | ||