| Rank | Website | 1 Week | 4 Weeks | 6 Months | 1 Year |
|---|---|---|---|---|---|
| 2 | microsoft.com | 2 | 2 | 2 | 2 |
| 3 | office.com | 3 | 3 | 4 ➤ 3 | 3 |
| 4 | live.com | 4 | 4 | 5 ➤ 4 | 4 |
| 7 | digicert.com | 8 ➤ 7 | 9 ➤ 7 | 11 ➤ 7 | 11 ➤ 7 |
| 8 | apple.com | 7 ➤ 8 | 7 ➤ 8 | 3 ➤ 8 | 8 |
| 16 | doubleclick.net | 16 | 16 | 13 ➤ 16 | 14 ➤ 16 |
| 19 | icloud.com | 19 | 19 | 17 ➤ 19 | 16 ➤ 19 |
| 20 | office365.com | 20 | 20 | 20 | 17 ➤ 20 |
| 26 | windows.com | 31 ➤ 26 | 26 | 36 ➤ 26 | 39 ➤ 26 |
| 27 | sharepoint.com | 28 | 30 ➤ 27 | 29 | 28 |
| 31 | pki.goog | 30 | 31 | 39 ➤ 31 | 29 |
| 33 | cloud.microsoft | 33 | 42 ➤ 33 | 53 ➤ 33 | 75 ➤ 33 |
| 49 | outlook.com | 50 | 51 | 44 ➤ 49 | 42 ➤ 49 |
| 50 | adobe.com | 51 | 49 | 59 ➤ 50 | 57 ➤ 50 |
| 54 | scorecardresearch.com | 55 | 54 | 50 | 51 |
| 65 | oneclient.sfx.ms | 63 | 62 | 62 | 61 |
| 76 | demdex.net | 75 | 73 | 72 | 65 ➤ 76 |
| 82 | adsrvr.org | 80 | 77 | 80 | 77 |
| 84 | cisco.com | 82 | 83 | 85 | 90 |
| 87 | rubiconproject.com | 87 | 85 | 84 | 83 |
| 88 | pubmatic.com | 88 | 87 | 86 | 85 |
| 92 | criteo.com | 93 | 91 | 87 | 88 |
| 94 | casalemedia.com | 95 | 93 | 92 | 87 |
| 100 | pendo.io | 98 | 92 | 134 ➤ 100 | 138 ➤ 100 |
| 104 | openx.net | 99 | 102 | 96 | 101 |
| 106 | he.net | 120 ➤ 106 | 124 ➤ 106 | 214 ➤ 106 | 253 ➤ 106 |
| 107 | cookielaw.org | 103 | 98 | 104 | 98 |
| 111 | adtrafficquality.google | 108 | 115 | 109 | 915 ➤ 111 |
| 114 | taboola.com | 111 | 112 | 111 | 105 |
| 118 | doubleverify.com | 116 | 107 | 108 | 106 ➤ 118 |
| 119 | 3lift.com | 115 | 116 | 101 ➤ 119 | 97 ➤ 119 |
| 122 | tapad.com | 123 | 118 | 115 | 107 ➤ 122 |
| 126 | adsafeprotected.com | 128 | 119 | 123 | 110 ➤ 126 |
| 137 | smartadserver.com | 133 | 133 | 125 | 121 ➤ 137 |
| 140 | media.net | 137 | 140 | 122 ➤ 140 | 112 ➤ 140 |
| 151 | id5-sync.com | 147 | 152 | 155 | 158 |
| 153 | gmail.com | 156 | 156 | 140 | 125 ➤ 153 |
| 157 | outbrain.com | 151 | 157 | 133 ➤ 157 | 188 ➤ 157 |
| 160 | inmobi.com | 163 | 165 | 158 | 195 ➤ 160 |
| 161 | sharethrough.com | 159 | 158 | 149 | 129 ➤ 161 |
| 163 | zoom.us | 162 | 174 | 173 | 179 |
| 165 | onetrust.com | 164 | 161 | 142 ➤ 165 | 133 ➤ 165 |
| 167 | dotomi.com | 169 | 162 | 152 | 148 ➤ 167 |
| 168 | lijit.com | 168 | 164 | 154 | 162 |
| 169 | sync.1rx.io | 167 | 163 | 160 | 154 |
| 170 | braze.com | 172 | 168 | 182 | 177 |
| 173 | creativecdn.com | 171 | 173 | 166 | 165 |
| 176 | stackadapt.com | 170 | 171 | 164 | 156 ➤ 176 |
| 180 | everesttech.net | 178 | 177 | 161 ➤ 180 | 146 ➤ 180 |
| 181 | 360yield.com | 176 | 183 | 185 | 178 |
| 184 | quantserve.com | 181 | 182 | 171 | 163 ➤ 184 |
| 186 | webex.com | 182 | 189 | 177 | 183 |
| 191 | branch.io | 191 | 185 | 187 | 193 |
| 192 | omtrdc.net | 190 | 188 | 181 | 160 ➤ 192 |
| 196 | meraki.com | 196 | 204 | 205 | 204 |
| 200 | yieldmo.com | 200 | 206 | 203 | 168 ➤ 200 |
| 206 | contextweb.com | 207 | 205 | 199 | 182 ➤ 206 |
| 209 | teads.tv | 210 | 210 | 220 | 218 |
| 214 | flashtalking.com | 221 | 223 | 227 | 225 |
| 216 | yimg.com | 217 | 213 | 223 | 205 |
| 217 | zemanta.com | 216 | 220 | 208 | 196 |
| 218 | sitescout.com | 220 | 218 | 219 | 200 |
| 221 | fwmrm.net | 219 | 337 ➤ 221 | 578 ➤ 221 | 445 ➤ 221 |
| 223 | life360.com | 224 | 224 | 251 ➤ 223 | 261 ➤ 223 |
| 226 | samsung.com | 227 | 227 | 230 | 269 ➤ 226 |
| 227 | onetag-sys.com | 225 | 230 | 235 | 210 |
| 228 | trustarc.com | 230 | 226 | 218 | 215 |
| 229 | typekit.com | 229 | 235 | 237 | 234 |
| 230 | admanmedia.com | 231 | 232 | 266 ➤ 230 | 283 ➤ 230 |
| 232 | qualtrics.com | 234 | 237 | 254 | 241 |
| 236 | gumgum.com | 237 | 259 | 249 | 232 |
| 238 | android.com | 254 | 247 | 231 | 212 ➤ 238 |
| 239 | intercom.io | 243 | 285 ➤ 239 | 344 ➤ 239 | 360 ➤ 239 |
| 241 | unrulymedia.com | 244 | 244 | 247 | 245 |
| 246 | optimizely.com | 247 | 241 | 241 | 252 |
| 254 | simpli.fi | 256 | 243 | 239 | 237 |
| 257 | applovin.com | 261 | 263 | 255 | 311 ➤ 257 |
| 261 | truste.com | 264 | 251 | 246 | 257 |
| 263 | appsflyer.com | 272 | 265 | 287 | 296 ➤ 263 |
| 266 | amazontrust.com | 233 ➤ 266 | 216 ➤ 266 | 258 | 180 ➤ 266 |
| 267 | godaddy.com | 352 ➤ 267 | 338 ➤ 267 | 390 ➤ 267 | 190 ➤ 267 |
| 268 | intentiq.com | 266 | 270 | 276 | 282 |
| 273 | mfadsrvr.com | 271 | 271 | 262 | 258 |
| 274 | adobelogin.com | 280 | 287 | 289 | 286 |
| 275 | me.com | 274 | 272 | 291 | 290 |
| 278 | deepintent.com | 276 | 278 | 279 | 310 ➤ 278 |
| 279 | connatix.com | 277 | 277 | 269 | 249 ➤ 279 |
| 284 | sectigo.com | 282 | 288 | 351 ➤ 284 | 325 ➤ 284 |
| 287 | eyeota.net | 290 | 291 | 301 | 308 |
| 292 | sonobi.com | 287 | 282 | 263 | 256 ➤ 292 |
| 293 | richaudience.com | 291 | 286 | 310 | 368 ➤ 293 |
| 294 | arcticwolf.net | 292 | 310 | 316 | 336 ➤ 294 |
| 296 | okta.com | 297 | 304 | 306 | 340 ➤ 296 |
| 299 | kargo.com | 296 | 292 | 290 | 271 |
| 305 | bttrack.com | 305 | 296 | 304 | 291 |
| 306 | verisign.com | 302 | 294 | 233 ➤ 306 | 134 ➤ 306 |
| 307 | vungle.com | 311 | 316 | 337 | 383 ➤ 307 |
| 308 | mathtag.com | 300 | 293 | 280 | 279 |
| 311 | ad-delivery.net | 312 | 306 | 303 | 284 |
| 314 | w55c.net | 310 | 307 | 283 | 226 ➤ 314 |