Websites Powered by a3 Lazy Load
58,092 websites tracked using a3 Lazy Load (WordPress plugins) · a3rev.com
a3 Lazy Load is a WordPress plugin that adds functionality to a WordPress site. Its official site is a3rev.com. PoweredBy tracks the websites that use a3 Lazy Load across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the wordpress plugins ecosystem.
Usage trend
10K
20K
30K
40K
Feb 2022
Apr 2023
Jun 2024
Jul 2025
Sep 2026
Domains observed using a3 Lazy Load in each month's HTTP Archive crawl,
Feb 2022 to Sep 2026 · peak 36,982 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2.3 s
INP 75 ms
CLS 0
TTFB 1200 ms
Median site among 17,314 a3 Lazy Load sites with Chrome UX data, p75 values, Sep 2026.
Top countries
Japan
3,118
United States
2,927
Germany
2,061
Spain
1,496
India
1,439
France
1,311
United Kingdom
1,191
Italy
1,082
Sites using a3 Lazy Load by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Blogs and publishing | 0.31% | 75 |
| Home and construction | 0.28% | 133 |
| Industrial and manufacturing | 0.25% | 11 |
| Education | 0.20% | 100 |
| Healthcare | 0.19% | 206 |
| Non-profit and religious | 0.19% | 15 |
| News and media | 0.19% | 78 |
| Professional services | 0.18% | 75 |
| Arts and entertainment | 0.16% | 68 |
| Beauty and wellness | 0.16% | 40 |
| Legal | 0.15% | 36 |
| Sports and fitness | 0.14% | 23 |
Share of each industry's websites with a detected stack that use a3 Lazy Load; industries come from what sites declare in their own structured data.
Top sites by authority
9+
1% · 5 of 372 sites
8+
<1% · 47 of 7,677 sites
7+
<1% · 123 of 45,712 sites
6+
<1% · 194 of 110,136 sites
5+
<1% · 329 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running a3 Lazy Load in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using a3 Lazy Load
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | harvard.edu | 9.24/10 | 472,700 | 11,444 | Dec 2022 |
| 2 | mit.edu | 9.18/10 | 163,800 | 31,239 | Feb 2022 |
| 3 | free.fr | 9.05/10 | 3,400 | 1,262 | Aug 2022 |
| 4 | uk.com | 9.00/10 | 2 | 12 | Feb 2022 |
| 5 | upenn.edu | 9.00/10 | 178,900 | 4,794 | Feb 2022 |
| 6 | umn.edu | 8.96/10 | 78 | 51 | Feb 2022 |
| 7 | sakura.ne.jp | 8.95/10 | - | - | Feb 2022 |
| 8 | cisco.com | 8.92/10 | 1,161,900 | 251,239 | May 2025 |
| 9 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Sep 2024 |
| 10 | us.com | 8.86/10 | 32 | 8 | Feb 2022 |
| 11 | it.com | 8.81/10 | - | - | Aug 2025 |
| 12 | pa.gov | 8.78/10 | 3,807,400 | 1,087,569 | Feb 2022 |
| 13 | rutgers.edu | 8.75/10 | 146,600 | 28,567 | May 2023 |
| 14 | docomo.ne.jp | 8.71/10 | 4,100 | 2,896 | Dec 2023 |
| 15 | u-tokyo.ac.jp | 8.71/10 | 25,200 | 7,795 | Jul 2022 |
| 16 | hku.hk | 8.70/10 | 6,000 | 1,100 | Sep 2026 |
| 17 | in.net | 8.69/10 | - | - | Dec 2022 |
| 18 | xsrv.jp | 8.68/10 | - | - | Feb 2022 |
| 19 | pantheonsite.io | 8.67/10 | 7 | 5 | Nov 2022 |
| 20 | altervista.org | 8.66/10 | - | - | Feb 2022 |
| 21 | ru.com | 8.65/10 | - | - | Feb 2022 |
| 22 | wordstream.com | 8.65/10 | 274,200 | 62,386 | Nov 2023 |
| 23 | main.jp | 8.64/10 | - | - | Aug 2022 |
| 24 | cn.com | 8.59/10 | 17 | 8 | Jul 2026 |
| 25 | rwth-aachen.de | 8.55/10 | 640 | 1,476 | Jan 2023 |
| 26 | juntadeandalucia.es | 8.54/10 | 5,400 | 17,242 | Jan 2024 |
| 27 | spb.ru | 8.53/10 | - | - | May 2022 |
| 28 | jp.net | 8.52/10 | 66 | 7 | Feb 2022 |
| 29 | coocan.jp | 8.51/10 | - | - | May 2023 |
| 30 | poznan.pl | 8.47/10 | 320 | 564 | Feb 2022 |
| 31 | yokohama.lg.jp | 8.41/10 | - | - | Feb 2022 |
| 32 | upv.es | 8.38/10 | 2,500 | 2,576 | Nov 2023 |
| 33 | pp.ua | 8.37/10 | 22 | 5 | Feb 2022 |
| 34 | fukuoka.lg.jp | 8.36/10 | - | - | Apr 2024 |
| 35 | cuhk.edu.hk | 8.29/10 | 5,100 | 1,878 | Feb 2022 |
| 36 | kyushu-u.ac.jp | 8.28/10 | 680 | 731 | Nov 2025 |
| 37 | com.ru | 8.27/10 | - | - | Jun 2022 |
| 38 | ufrgs.br | 8.25/10 | 1,600 | 3,108 | May 2024 |
| 39 | ntu.edu.tw | 8.24/10 | 1,500 | 817 | Feb 2022 |
| 40 | gda.pl | 8.24/10 | - | - | Feb 2022 |
| 41 | sub.jp | 8.24/10 | - | - | Feb 2022 |
| 42 | uned.es | 8.24/10 | 2,000 | 3,725 | Feb 2022 |
| 43 | lublin.pl | 8.17/10 | 4 | 3 | Feb 2022 |
| 44 | online.de | 8.14/10 | - | - | Mar 2023 |
| 45 | uach.cl | 8.05/10 | 140 | 352 | Feb 2022 |
| 46 | co.ua | 8.02/10 | - | - | Feb 2022 |
| 47 | verdi.de | 8.00/10 | 410 | 362 | Mar 2022 |
| 48 | syracuse.edu | 7.99/10 | 212,900 | 24,678 | Feb 2022 |
| 49 | chula.ac.th | 7.99/10 | 5,600 | 2,737 | Aug 2022 |
| 50 | orson.io | 7.96/10 | - | - | Feb 2022 |
| 51 | zcu.cz | 7.92/10 | 280 | 42 | Mar 2023 |
| 52 | localiq.com | 7.86/10 | 16,000 | 13,251 | Feb 2025 |
| 53 | skr.jp | 7.85/10 | - | - | Aug 2022 |
| 54 | sch.gr | 7.84/10 | 12 | 33 | Feb 2026 |
| 55 | uerj.br | 7.83/10 | 330 | 207 | Apr 2022 |
| 56 | torun.pl | 7.76/10 | 24 | 161 | Feb 2022 |
| 57 | chuo-u.ac.jp | 7.74/10 | 430 | 163 | Feb 2022 |
| 58 | glovoapp.com | 7.71/10 | 4,400 | 8,525 | Feb 2026 |
| 59 | bihar.gov.in | 7.69/10 | - | - | Jun 2022 |
| 60 | quarks.de | 7.68/10 | 91 | 342 | Feb 2022 |
| 61 | hibob.com | 7.67/10 | 54,000 | 14,463 | Oct 2025 |
| 62 | trustedreviews.com | 7.67/10 | 76,800 | 122,690 | May 2025 |
| 63 | udec.cl | 7.67/10 | 370 | 115 | Feb 2022 |
| 64 | dost.gov.ph | 7.66/10 | 620 | 1,187 | Apr 2022 |
| 65 | kanazawa-u.ac.jp | 7.65/10 | 13 | 72 | May 2025 |
| 66 | polri.go.id | 7.63/10 | 82 | 159 | Apr 2026 |
| 67 | benesse.co.jp | 7.63/10 | 79 | 23 | Apr 2025 |
| 68 | okwave.jp | 7.62/10 | 100 | 423 | Sep 2024 |
| 69 | junglescout.com | 7.60/10 | 41,600 | 15,837 | Feb 2022 |
| 70 | proofhub.com | 7.59/10 | 10,300 | 9,160 | Feb 2022 |
| 71 | osxdaily.com | 7.58/10 | 22,600 | 68,113 | Jul 2024 |
| 72 | ubbcluj.ro | 7.57/10 | 110 | 11 | Mar 2022 |
| 73 | careerfoundry.com | 7.53/10 | 152,100 | 26,340 | Aug 2022 |
| 74 | projectmanager.com | 7.52/10 | 216,600 | 52,784 | Feb 2022 |
| 75 | orange.es | 7.52/10 | 1,200 | 4,310 | Feb 2022 |
| 76 | geidai.ac.jp | 7.51/10 | 360 | 312 | Apr 2022 |
| 77 | hm.edu | 7.49/10 | 480 | 252 | Aug 2024 |
| 78 | co.pl | 7.47/10 | - | - | Aug 2022 |
| 79 | wb.gov.in | 7.46/10 | 5,300 | 3,311 | Feb 2022 |
| 80 | sva.edu | 7.46/10 | 40,600 | 14,525 | Jul 2022 |
| 81 | undip.ac.id | 7.46/10 | 270 | 129 | Oct 2025 |
| 82 | afi.com | 7.45/10 | 278,000 | 39,602 | Feb 2022 |
| 83 | saiseikai.or.jp | 7.45/10 | - | 6 | Jul 2023 |
| 84 | sharecare.com | 7.44/10 | 89,200 | 264,096 | Feb 2022 |
| 85 | envothemes.com | 7.43/10 | 230 | 330 | Feb 2022 |
| 86 | 3dissue.com | 7.43/10 | 860 | 370 | Feb 2022 |
| 87 | screenpal.com | 7.43/10 | 69,700 | 25,574 | May 2023 |
| 88 | elcolombiano.com | 7.42/10 | 8,000 | 28,075 | Aug 2022 |
| 89 | sare.org | 7.42/10 | 33,500 | 7,655 | Feb 2022 |
| 90 | ecommerce-platforms.com | 7.39/10 | 2,600 | 4,784 | Feb 2022 |
| 91 | aegeanair.com | 7.39/10 | - | - | Aug 2025 |
| 92 | happyfox.com | 7.38/10 | 1,400 | 955 | Feb 2022 |
| 93 | epizy.com | 7.37/10 | - | - | Feb 2022 |
| 94 | mma.gob.cl | 7.37/10 | 210 | 732 | Feb 2022 |
| 95 | deliveryhero.com | 7.36/10 | 1,500 | 690 | Feb 2022 |
| 96 | ku.ac.th | 7.36/10 | 230 | 70 | Oct 2022 |
| 97 | inss.org.il | 7.36/10 | 7,600 | 4,591 | Apr 2025 |
| 98 | nnov.ru | 7.33/10 | - | - | Feb 2022 |
| 99 | lenouveleconomiste.fr | 7.28/10 | 15 | 143 | Feb 2022 |
| 100 | mialojamiento.es | 7.25/10 | - | - | Jun 2023 |
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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