What technology does linkedin.com use?

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

Is linkedin.com secure (HTTPS)?

Yes. linkedin.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Sep 19, 2026.

Who hosts linkedin.com?

Hosting provider information for linkedin.com is not available yet.

What is linkedin.com's SEO score?

linkedin.com scored 80/100 for SEO in the latest analysis (great).

What is linkedin.com's overall website score?

linkedin.com has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.

Has linkedin.com's score changed over time?

linkedin.com's overall score has improved by 5 points (from 89 to 94) since Jul 21, 2026.

linkedin.com

LinkedIn: Log In or Sign Up

Last scanned Jul 29, 2026, 5:00 PM · 9 views

Overall score

Excellent

Summary

1 billion members | Manage your professional identity. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

1 billion members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

Top issues to fix

5 issues found

4 cookies 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.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

3 issue(s) found

100

Performance

836 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+5 overall since Jul 21, 2026

Overall: 94
SEO: 80
Security: 100
Performance: 100
Accessibility: 100

Organization

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

1 billion members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

Meta tags

Title: LinkedIn: Log In or Sign Up
Description: 1 billion members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.
Canonical: https://www.linkedin.com/
Language: en
Charset
Viewport: width=device-width, initial-scale=1
Robots meta: noarchive
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: Cloudflare
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.linkedin.com
Valid from: Mar 19, 2026
Valid to: Sep 19, 2026
Days until expiry: 52
SAN domains: www.linkedin.com, linkedin.com, rum5.perf.linkedin.com, exp4.www.linkedin.com, exp3.www.linkedin.com, exp2.www.linkedin.com, exp1.www.linkedin.com, rum2.perf.linkedin.com, rum4.perf.linkedin.com, rum6.perf.linkedin.com, rum17.perf.linkedin.com, rum8.perf.linkedin.com, rum9.perf.linkedin.com, afd.perf.linkedin.com, rum14.perf.linkedin.com, rum18.perf.linkedin.com, rum19.perf.linkedin.com, exp5.www.linkedin.com, realtime.www.linkedin.com, px.ads.linkedin.com, px4.ads.linkedin.com, dc.ads.linkedin.com, lnkd.in, px.jobs.linkedin.com, mid4.linkedin.com, lan.sdk.linkedin.com, www.linkedin-measure.com, status.linkedin.com, payment.www.linkedin.com, afd-wcs.www.linkedin.com, shm.www.linkedin.com, static.licdn.com, static-exp1.licdn.com, static-exp2.licdn.com, static-exp3.licdn.com, static-afd.licdn.com, rum22.perf.linkedin.com, cf.perf.linkedin.com, cf.grpc.linkedin.com

Security headers

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

Compression: gzip · 6 cookie(s) observed

Content & assets

Headings

H1 1 · H2 13 · H3 5

Links

145 internal · 11 external · 20 broken

Images

7 total · 0 missing alt

Scripts / Styles

5 scripts · 1 stylesheets

JS / CSS size

442 B · 0 B

Page size

137 KB

Robots.txt & Sitemap

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

SEO issues

No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://linkedin.com
Final URL: https://www.linkedin.com/
HTTP status: 200
HTTP version: HTTP/2
Response time: 834 ms
HTML size: 137 KB
Redirect chain: https://linkedin.com → https://www.linkedin.com/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does linkedin.com use?: We did not detect any specific technologies for linkedin.com in the latest scan.
Is linkedin.com secure (HTTPS)?: Yes. linkedin.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Sep 19, 2026.
Who hosts linkedin.com?: Hosting provider information for linkedin.com is not available yet.
What is linkedin.com's SEO score?: linkedin.com scored 80/100 for SEO in the latest analysis (great).
What is linkedin.com's overall website score?: linkedin.com has an overall SiteGraph score of 94/100, combining SEO, performance, security, and accessibility.
Has linkedin.com's score changed over time?: linkedin.com's overall score has improved by 5 points (from 89 to 94) since Jul 21, 2026.