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Alexa Certified Site Metrics

4,721

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 11,314 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

4,721 at Sept 26; 5,332 twelve months earlier, -611, -11.5% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-08withheld0
2021-09145
2021-10218
2021-112810
2021-123513
2022-014216
2022-024918
2022-035621
2022-046323
2022-057026
2022-067729
2022-078431
2022-089134
2022-099234
2022-109134
2022-119234
2022-129234
2023-019335
2023-029335
2023-039435
2023-04466173
2023-05713265
2023-06959357
2023-071,206448
2023-081,453540
2023-091,699632
2023-101,946724
2023-112,192815
2023-122,439907
2024-012,686999
2024-022,9321,090
2024-033,2711,216
2024-043,5951,337
2024-053,5471,319
2024-063,6251,348
2024-073,7031,377
2024-083,7851,407
2024-093,9371,464
2024-104,1021,525
2024-114,2691,587
2024-124,4291,647
2025-014,6071,713
2025-024,7711,774
2025-034,9341,835
2025-045,0081,862
2025-055,0851,891
2025-065,1671,921
2025-075,2431,950
2025-085,3151,976
2025-095,3321,983
2025-105,2771,962
2025-115,2101,937
2025-125,1401,911
2026-015,0791,889
2026-025,0331,871
2026-035,0131,864
2026-044,9791,851
2026-054,9351,835
2026-064,8981,821
2026-074,8451,802
2026-084,7881,780
2026-094,7211,755

Both denominators, and a third

Shares of the same 4,721each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
<0.01%
companies running anything in Web Analytics
17,397,538
0.03%
companies running anything in Web analytics platforms
16,798,511
0.03%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Alexa Certified Site Metrics is rank 38 of 198 technologies in Web analytics platforms.

Open as a segment

4,721 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-alexa-certified-site-metrics

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Website analytics and traffic measurement product from Alexa Internet.

Alexa Certified Site Metrics provided site owners with certified traffic metrics and analytics integrated with the Alexa ranking ecosystem. It was offered by Alexa Internet, a subsidiary of Amazon, and has since been discontinued.

Kindproduct
VendorAlexa Internet (Amazon), alexa.com
PathData, Analytics and AI > Web Analytics > Web analytics platforms
Slugalexa-certified-site-metrics
Deploymentsaas
Pricingfreemium, subscription
Open sourceno
First discovered2022-01-10
Last discovered2026-09-10
Taxonomy releasetax-2026.10