What technology does mail.yahoo.com use?

We did not detect any specific technologies for mail.yahoo.com in the latest scan.

Is mail.yahoo.com secure (HTTPS)?

Yes. mail.yahoo.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Aug 26, 2026.

Who hosts mail.yahoo.com?

Hosting provider information for mail.yahoo.com is not available yet.

What is mail.yahoo.com's SEO score?

mail.yahoo.com scored 55/100 for SEO in the latest analysis (fair).

What is mail.yahoo.com's overall website score?

mail.yahoo.com has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.

Has mail.yahoo.com's score changed over time?

mail.yahoo.com's overall score has declined by 3 points (from 85 to 82) since Jul 23, 2026.

mail.yahoo.com

Yahoo Mail | Email with smart features and top-notch security

Last scanned Jul 30, 2026, 5:00 PM · 9 views

Overall score

Great

Summary

Yahoo Mail: Your smarter, faster, free email solution. SEO is fair (55/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

Yahoo Mail: Your smarter, faster, free email solution. Organize your inbox, protect your privacy, and tackle tasks efficiently with AI-powered features and robust security tools.

Top issues to fix

10 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
TLS certificate expires in 27 days
Security
Renew soon or enable auto-renewal to avoid a browser-warning outage.
1 cookie without Secure/HttpOnly flags
Security
Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Title longer than 60 characters
SEO
Shorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.

+4 more issues — details in the sections below.

SEO

7 issue(s) found

100

Performance

68 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Score history

-3 overall since Jul 23, 2026

Overall: 82
SEO: 55
Security: 90
Performance: 100
Accessibility: 90

Organization

Company details published in this site's own structured data.

Yahoo Mail: Your smarter, faster, free email solution. Organize your inbox, protect your privacy, and tackle tasks efficiently with AI-powered features and robust security tools.

Meta tags

Title: Yahoo Mail | Email with smart features and top-notch security
Description: Yahoo Mail: Your smarter, faster, free email solution. Organize your inbox, protect your privacy, and tackle tasks efficiently with AI-powered features and robust security tools.
Canonical
Language: en-US
Charset: utf-8
Viewport: width=device-width,initial-scale=1
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: DigiCert Inc
Subject: *.www.yahoo.com
Valid from: Jul 8, 2026
Valid to: Aug 26, 2026
Days until expiry: 27
SAN domains: *.www.yahoo.com, *.yahoo.com, ymail.com, s.yimg.com, *.fantasysports.yahoo.com, *.calendar.yahoo.com, *.groups.yahoo.com, *.mail.yahoo.com, *.msg.yahoo.com, *.ymail.com, *.finance.yahoo.com, *.news.yahoo.com, de.nachrichten.yahoo.com, *.video.yahoo.com, *.m.yahoo.com, *.my.yahoo.com, *.search.yahoo.com, *.secure.yahoo.com, *.yahooapis.com, *.mg.mail.yahoo.com, *.api.fantasysports.yahoo.com, *.autos.yahoo.com, *.cricket.yahoo.com, *.football.fantasysports.yahoo.com, *.games.yahoo.com, *.lifestyle.yahoo.com, *.style.yahoo.com, *.movies.yahoo.com, *.mujer.yahoo.com, *.music.yahoo.com, *.safely.yahoo.com, *.screen.yahoo.com, *.shine.yahoo.com, *.sports.yahoo.com, *.travel.yahoo.com, *.tv.yahoo.com, *.weather.yahoo.com, *.notepad.yahoo.com, *.yql.yahoo.com, *.celebrity.yahoo.com, *.ybp.yahoo.com, *.geo.yahoo.com, *.messenger.yahoo.com, *.antispam.yahoo.com, *.ysm.yahoo.com, video.media.yql.yahoo.com, *.iris.yahoo.com, *.mobile.yahoo.com, *.overview.mail.yahoo.com, *.mailplus.mail.yahoo.com, *.xobni.yahoo.com, api.digitalhomeservices.yahoo.com, commsdata.api.yahoo.com, *.commsdata.api.yahoo.com, *.commerce.yahoo.com, *.sombrero.yahoo.net, *.tw.campaign.yahoo.com, *.dispatcher.yahoo.com, cdn.launch3d.com, cdn.js7k.com, video-api.sapi.yahoo.com, *.vto.commerce.yahoo.com, es-us.finanzas.yahoo.com, br.financas.yahoo.com, es-us.noticias.yahoo.com, es-us.vida-estilo.yahoo.com, de.kino.yahoo.com, *.dht.yahoo.com, admetrics.uadapp.yahoo.com, *.gcp.mail.yahoo.com, *.media.yahoo.com, o.aolcdn.com, s.aolcdn.com, ca.rogers.yahoo.com, fr-ca.rogers.yahoo.com, *.test-newsletters.yahoo.com, *.newsletters.yahoo.com, *.email.cc.yahoo.com, *.shopping.comms.yahoo.com, *.activity.yahoo.com, *.notify.yahoo.com, *.today.yahoo.com, *.discover.yahoo.com, *.sync.mail.yahoo.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyMissing

Compression: gzip · 3 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

8 scripts · 0 stylesheets

JS / CSS size

14.7 KB · 0 B

Page size

18.2 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Title longer than 60 characters
Meta description longer than 160 characters
Missing canonical link
No H1 heading found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://mail.yahoo.com
Final URL: https://mail.yahoo.com
HTTP status: 200
HTTP version: HTTP/2
Response time: 68 ms
HTML size: 18.2 KB
Redirect chain: https://mail.yahoo.com

See something wrong on this report? Request a correction

Frequently asked questions

What technology does mail.yahoo.com use?: We did not detect any specific technologies for mail.yahoo.com in the latest scan.
Is mail.yahoo.com secure (HTTPS)?: Yes. mail.yahoo.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Aug 26, 2026.
Who hosts mail.yahoo.com?: Hosting provider information for mail.yahoo.com is not available yet.
What is mail.yahoo.com's SEO score?: mail.yahoo.com scored 55/100 for SEO in the latest analysis (fair).
What is mail.yahoo.com's overall website score?: mail.yahoo.com has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
Has mail.yahoo.com's score changed over time?: mail.yahoo.com's overall score has declined by 3 points (from 85 to 82) since Jul 23, 2026.