Websites Powered by Protovis
21 websites tracked using Protovis (JavaScript graphics) · mbostock.github.io
Usage trend
5
10
15
Nov 2018
Nov 2020
Oct 2022
Oct 2024
Sep 2026
Domains observed using Protovis in each month's HTTP Archive crawl,
Nov 2018 to Sep 2026 · peak 14 in Jun 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.7 s
INP 75 ms
CLS 0
TTFB 900 ms
Median site among 13 Protovis sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Brazil
6
France
5
Germany
4
India
4
Italy
4
United States
4
Bangladesh
3
Burkina Faso
3
Sites using Protovis by audience country, Chrome UX Report.
Top sites by authority
9+
<1% · 1 of 372 sites
8+
<1% · 1 of 7,677 sites
7+
<1% · 2 of 45,712 sites
6+
<1% · 2 of 110,136 sites
5+
<1% · 4 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Protovis in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Protovis
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | github.io | 9.43/10 | 1,800 | 1 | Sep 2022 |
| 2 | ird.fr | 7.96/10 | 860 | 231 | Nov 2018 |
| 3 | muehlhausen.de | 5.45/10 | 19 | 34 | Mar 2024 |
| 4 | vetrf.ru | 5.31/10 | - | - | Aug 2022 |
| 5 | ceasa.gov.br | 3.05/10 | - | - | Nov 2022 |
| 6 | diark.org | 1.86/10 | - | - | Dec 2020 |
| 7 | dentalmedia.dk | 1.46/10 | - | - | Aug 2022 |
| 8 | sateltrack.com | 0.31/10 | - | - | Dec 2021 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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