B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Recent

15,000

15,000 -- websites using technology for Outlook Web App (2025)

Name: Websites Using Technology Statistics
Creator: Lighthouse Intelligence
Published: 2026-10-01

2025 · Wappalyzer

Wappalyzer tracks 15,000 live websites using Outlook Web App.

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Attribution: Wappalyzer View source

Lighthouse Research Team

Last verified: 2026-10-01 · How we verify data →

Source verified Evidence graded

Value

15,000

Unit

Count

Data Vintage

2025

Entity

Outlook Web App

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

60/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

Wappalyzer Primary Tier B

https://www.wappalyzer.com/technologies/webmail/outlook-web-app/ ↗

Confidence: 53/100 Vintage: 2025 Channel: Deep Crawl

Source Article

Websites using Outlook Web App

Websites using Outlook Web App Outlook on the web is an information manager web app. Learn more at help.outlook.com. Wappalyzer tracks 15,000 live websites using Outlook Web App. Find top Outlook Web App websites, and build a filtered list of companies using Outlook Web App. Top websites using Outlo…

Original Research

Wappalyzer · Original study ↗

Methodology

Wappalyzer web technology usage tracking across crawled live websites

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

Outlook Web App: 15,000 websites using technology. Source: Wappalyzer (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/outlook-web-app-websites-wappalyzer

HTML Embed

<blockquote cite="https://lighthousedata.io/data/outlook-web-app-websites-wappalyzer" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>15,000</strong> -- websites using technology for Outlook Web App<br><small>Source: Wappalyzer (2025) · <a href="https://lighthousedata.io/data/outlook-web-app-websites-wappalyzer" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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