Skip to main content
SGSiteGraph

imperial.ac.uk

Imperial College London

Last scanned Jul 29, 2026, 5:00 PM · 7 views

91

Overall score

Excellent

Summary

Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). This website uses jQuery behind CloudFront CDN. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.

Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). Across our London campuses, and throughout our international network, we use science to tackle global challenges.

Top issues to fix

7 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.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • 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.

+1 more issue — details in the sections below.

70

SEO

5 issue(s) found

100

Performance

255 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+7 overall since Jul 21, 2026

Overall
91
SEO
70
Security
100
Performance
100
Accessibility
100

Organization

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

Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). Across our London campuses, and throughout our international network, we use science to tackle global challenges.

Meta tags

Title
Imperial College London
Description
Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). Across our London campuses, and throughout our international network, we use science to tackle global challenges.
Canonical
https://www.imperial.ac.uk/
Language
en-GB
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Home
og:description
Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). Across our London campuses, and throughout our international network, we use science to tackle global challenges.
og:type
website
og:url
https://www.imperial.ac.uk/

Twitter Card

twitter:card
summary
twitter:title
Home
twitter:description
Imperial College London is a world-leading university for science, technology, engineering, medicine and business (STEMB). Across our London campuses, and throughout our international network, we use science to tackle global challenges.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
CloudFront
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
imperial.ac.uk
Valid from
Jun 26, 2026
Valid to
Sep 24, 2026
Days until expiry
57
SAN domains
ic.ac.uk, imperial.ac.uk, www.ic.ac.uk, www.imperial.ac.uk

Security headers

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

Compression: gzip · 4 cookie(s) observed

Content & assets

Headings

H1 2 · H2 11 · H3 15

Links

69 internal · 18 external · 20 broken

Images

7 total · 0 missing alt

Scripts / Styles

7 scripts · 2 stylesheets

JS / CSS size

376 B · 6.6 KB

Page size

53.4 KB

Robots.txt & Sitemap

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

SEO issues

  • Meta description longer than 160 characters
  • Multiple H1 headings found
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://imperial.ac.uk
Final URL
https://www.imperial.ac.uk/
HTTP status
200
HTTP version
HTTP/1.1
Response time
254 ms
HTML size
53.4 KB
Redirect chain
https://imperial.ac.uk → https://www.imperial.ac.uk/

See something wrong on this report? Request a correction

Frequently asked questions

What technology does imperial.ac.uk use?
imperial.ac.uk is built with jQuery.
Is imperial.ac.uk secure (HTTPS)?
Yes. imperial.ac.uk uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 24, 2026.
Who hosts imperial.ac.uk?
Hosting provider information for imperial.ac.uk is not available yet.
What is imperial.ac.uk's SEO score?
imperial.ac.uk scored 70/100 for SEO in the latest analysis (fair).
What is imperial.ac.uk's overall website score?
imperial.ac.uk has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
Has imperial.ac.uk's score changed over time?
imperial.ac.uk's overall score has improved by 7 points (from 84 to 91) since Jul 21, 2026.