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onthemarket.com

OnTheMarket | Property, Houses & Flats for Sale & to Rent

Last scanned Jul 29, 2026, 5:00 PM · 11 views

95

Overall score

Excellent

Summary

The most uncluttered, user-friendly property portal. This website uses Next.js behind CloudFront CDN. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: robots.txt not found.

The most uncluttered, user-friendly property portal. Find hundreds of 1000s of properties for sale & to rent from leading UK estate agents | OnTheMarket

Products & pricing

Product and pricing information published in this site's own structured data.

Top issues to fix

4 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • 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.

90

SEO

2 issue(s) found

100

Performance

263 ms

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+4 overall since Jul 21, 2026

Overall
95
SEO
90
Security
90
Performance
100
Accessibility
100

Organization

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

The most uncluttered, user-friendly property portal. Find hundreds of 1000s of properties for sale & to rent from leading UK estate agents | OnTheMarket

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
OnTheMarket | Property, Houses & Flats for Sale & to Rent
Description
The most uncluttered, user-friendly property portal. Find hundreds of 1000s of properties for sale & to rent from leading UK estate agents | OnTheMarket
Canonical
https://www.onthemarket.com/
Language
en
Charset
UTF-8
Viewport
user-scalable=yes width=device-width, initial-scale=1.0, maximum-scale=5.0
Robots meta
noodp
Manifest
https://www.onthemarket.com/assets/6046e094/gzip/js/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
OnTheMarket | Property, Houses & Flats for Sale & to Rent
og:description
The most uncluttered, user-friendly property portal. Find hundreds of 1000s of properties for sale & to rent from leading UK estate agents | OnTheMarket
og:type
website
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

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
Amazon
Subject
*.onthemarket.com
Valid from
Sep 20, 2025
Valid to
Oct 19, 2026
Days until expiry
82
SAN domains
*.onthemarket.com, onthemarket.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 2 · H3 6

Links

30 internal · 13 external · 20 broken

Images

3 total · 0 missing alt

Scripts / Styles

22 scripts · 4 stylesheets

JS / CSS size

18.2 KB · 167 B

Page size

180 KB

Robots.txt & Sitemap

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

SEO issues

  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://onthemarket.com
Final URL
https://www.onthemarket.com/
HTTP status
200
HTTP version
HTTP/2
Response time
260 ms
HTML size
180 KB
Redirect chain
https://onthemarket.com → https://www.onthemarket.com/

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Frequently asked questions

What technology does onthemarket.com use?
onthemarket.com is built with Next.js, Google Analytics.
Is onthemarket.com secure (HTTPS)?
Yes. onthemarket.com uses TLS 1.3 with a certificate issued by Amazon, valid until Oct 19, 2026.
Who hosts onthemarket.com?
Hosting provider information for onthemarket.com is not available yet.
What is onthemarket.com's SEO score?
onthemarket.com scored 90/100 for SEO in the latest analysis (excellent).
What is onthemarket.com's overall website score?
onthemarket.com has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
What products does onthemarket.com offer?
onthemarket.com offers OnTheMarket.com.
Has onthemarket.com's score changed over time?
onthemarket.com's overall score has improved by 4 points (from 91 to 95) since Jul 21, 2026.