Websites Powered by Arc
2,541 websites tracked using Arc (CDN) · arc.io
Arc is a content delivery network that serves assets from edge locations worldwide. Its official site is arc.io. PoweredBy tracks the websites that use Arc across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the cdn ecosystem.
Usage trend
1K
2K
3K
Apr 2021
Aug 2022
Dec 2023
Apr 2025
Aug 2026
Domains observed using Arc in each month's HTTP Archive crawl,
Apr 2021 to Aug 2026 · peak 2,383 in Aug 2021. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.1 s
INP 100 ms
CLS 0
TTFB 1000 ms
Median site among 127 Arc sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
68
India
62
Indonesia
56
Spain
53
Brazil
48
United Kingdom
46
France
44
Mexico
43
Sites using Arc by audience country, Chrome UX Report.
Websites using Arc
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | antark.net | 2.59/10 | 3,300 | 798 | May 2021 |
| 2 | internationalschoolist.com | 0.10/10 | - | - | Jun 2021 |
| 3 | poetz.it | 0.84/10 | - | - | May 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) →