Top U.S. Ad Networks, January 2009
The top 50 ad networks in January by unique visitor.
AOL’s Platform-A maintained its significant consumer reach in January of 91 percent, or over 173 million unique visitors to its network. ComScore measured a panel of 190.7 million unique visitors to ad networks and sites in its AdFocus rankings.
ComScore measures Internet usage from a global panel of home, work, and university Internet users.
| Top 50 U.S. Ad Networks by Unique Visitor, January 2009 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Rank | Ad Network | Unique Visitors (000) | Reach (%) | Rank | Ad Network | Unique Visitors (000) | Reach (%) | |
| Total | 191,863 | 100 | ||||||
| 1 | Platform-A** | 174,586 | 91 | 26 | AdBrite** | 89,649 | 47 | |
| 2 | Yahoo network** | 164,712 | 86 | 27 | YouTube | 82,772 | 43 | |
| 3 | ValueClick Networks** | 160,261 | 84 | 28 | Centro | 81,559 | 43 | |
| 4 | Google Ad Network** | 158,481 | 83 | 29 | Vibrant Media** | 79,908 | 42 | |
| 5 | Traffic Marketplace** | 146,903 | 77 | 30 | MySpace* | 75,639 | 39 | |
| 6 | Yahoo sites | 146,131 | 76 | 31 | National Newspaper Network: total U.S. newspapers | 74,800 | 39 | |
| 7 | Specific Media** | 145,929 | 76 | 32 | Ask network | 74,742 | 39 | |
| 8 | Tribal Fusion** | 143,869 | 75 | 33 | Pulse 360** | 71,075 | 37 | |
| 9 | 143,116 | 75 | 34 | Gorilla Nation Media | 68,684 | 36 | ||
| 10 | 24/7 Real Media** | 141,604 | 74 | 35 | IAC Ad Solutions | 66,759 | 35 | |
| 11 | Tremor Media | 136,867 | 71 | 36 | Undertone Networks** | 66,083 | 34 | |
| 12 | Casale Media** | 136,772 | 72 | 37 | Career Ad Network** | 65,936 | 34 | |
| 13 | Turn Inc.** | 132,949 | 69 | 38 | ITN digital network | 65,705 | 34 | |
| 14 | Adconian Media Group | 130,717 | 68 | 39 | Kontera** | 64,928 | 34 | |
| 15 | interCLICK** | 126,706 | 66 | 40 | Tattoo Media** | 61,677 | 32 | |
| 16 | CPX Interactive** | 125,764 | 66 | 41 | IB Local Network | 58,414 | 30 | |
| 17 | DRIVEpm | 125,255 | 65 | 42 | eBay | 57,520 | 30 | |
| 18 | ADSDAQ (ContextWeb)** | 121,022 | 63 | 43 | Adify** | 57,380 | 30 | |
| 19 | Revenue Science** | 114,122 | 59 | 44 | 57,232 | 30 | ||
| 20 | Digital Broadcasting Group | 111,698 | 58 | 45 | MSN.com | 54,481 | 29 | |
| 21 | MSN Windows Live | 111,695 | 58 | 46 | Glam Media | 55,293 | 29 | |
| 22 | Collective Network** | 111,322 | 58 | 47 | Amazon.com | 54,562 | 28 | |
| 23 | Burst Media** | 109,043 | 57 | 48 | National Newspaper Network: top 25 newspapers | 52,326 | 27 | |
| 24 | AOL Media Network | 108,441 | 57 | 49 | Business.com | 51,586 | 27 | |
| 25 | BrightRoll | 98,179 | 51 | 50 | QuadrantONE | 47,754 | 25 | |
| Notes: 1. Reach denotes the percentage of the total Internet population that viewed a particular entity at least once in August. 2. * denotes entity has assigned some portion of traffic to other syndicated entities. 3. ** denotes an advertising network. 4. The Platform A ad network is an aggregation of ad servers used by the following individual advertising network entities: Advertising.com, Tacoda, AOL, Quigo, and Userplan. |
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| Source: comScore, 2009 | ||||||||
