AppNexus vs Nextdoor Ads
Head-to-head usage across the sites we track.
Top sites by authority
AppNexus · Nextdoor Ads · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
47
2
Open Page Rank 8+
689
38
Open Page Rank 7+
2,812
129
Open Page Rank 6+
5,269
248
Open Page Rank 5+
8,688
391
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AppNexus · Nextdoor Ads · share of sites in each country using one or the other
United States
63,153
2,974
Canada
28,277
769
United Kingdom
28,394
623
India
21,189
768
France
20,122
346
Germany
20,086
321
Australia
18,205
346
Spain
17,003
289
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AppNexus | Nextdoor Ads |
|---|---|---|
| LCP | 1.9 s | 2.1 s |
| INP | 100 ms | 100 ms |
| CLS | 0.05 | 0 |
| TTFB | 800 ms | 900 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
AppNexus to Nextdoor Ads
| Domain | When |
|---|---|
| 511tactical.com | Apr 2026 |
| rotorooter.com | Jan 2026 |
| lymphgonourish.com | Jul 2025 |
Nextdoor Ads to AppNexus
| Domain | When |
|---|---|
| 511tactical.com | Apr 2026 |
| bkvenergy.com | Aug 2025 |