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SGSiteGraph

researchr.org

Researchr

Last scanned Aug 3, 2026, 5:00 PM · 10 views

84

Overall score

Great

Summary

This website uses Nginx hosted on TUDELFT-NL - SURF B.V., NL. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Missing meta description.

Netherlands
Hosted on TUDELFT-NL - SURF B.V., NL

Top issues to fix

9 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.

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • Missing OpenGraph tags

    SEO

    Add og:title/og:description/og:image so shared links render a proper preview card.

+3 more issues — details in the sections below.

65

SEO

5 issue(s) found

100

Performance

124 ms

85

Security

HTTPS & header checks

90

Accessibility

1 issue(s) found

Score history

0 overall since Jul 26, 2026

Overall
84
SEO
65
Security
85
Performance
100
Accessibility
90

Contact

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

Meta tags

Title
Researchr
Description
Canonical
Language
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

CDN provider
IP address
131.180.125.32
ASN
AS1128 (TUDELFT-NL - SURF B.V., NL)

DNS records

TypeValue
A
  • 131.180.125.32
AAAA
MX
  • mx00.udag.de
  • mx01.udag.de
TXT
  • google-site-verification=IhjShZCYJpRMAjvqDd3XlzHEgJ5sX-zZgd44xPJRsgI
  • v=spf1 a ip4:131.180.119.44/32 ip4:131.180.119.74/32 ip4:131.180.125.32/32 include:_smtp.udag.de -all
NS
  • ns.udag.de
  • ns.udag.net
  • ns.udag.org
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
researchr.org
Valid from
Jun 21, 2026
Valid to
Sep 19, 2026
Days until expiry
46
SAN domains
researchr.org, www.researchr.org

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 0 · H3 0

Links

11 internal · 1 external · 6 broken

Images

0 total · 0 missing alt

Scripts / Styles

9 scripts · 5 stylesheets

JS / CSS size

395 KB · 153 KB

Page size

5.1 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
2
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing meta description
  • Missing canonical link
  • No structured data (JSON-LD) found
  • Missing OpenGraph tags
  • sitemap.xml not found

Accessibility issues

  • Missing <html lang> attribute

Careers

View careers page

This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.

Scan details

Requested URL
https://researchr.org
Final URL
https://researchr.org
HTTP status
200
HTTP version
HTTP/2
Response time
124 ms
HTML size
5.1 KB
Redirect chain
https://researchr.org

See something wrong on this report? Request a correction

Frequently asked questions

What technology does researchr.org use?
researchr.org is built with Bootstrap, jQuery, Google Analytics, Nginx.
Is researchr.org secure (HTTPS)?
Yes. researchr.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 19, 2026.
Who hosts researchr.org?
researchr.org is hosted on TUDELFT-NL - SURF B.V., NL.
What is researchr.org's SEO score?
researchr.org scored 65/100 for SEO in the latest analysis (fair).
What is researchr.org's overall website score?
researchr.org has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
Has researchr.org's score changed over time?
researchr.org's overall score has stayed steady at 84/100 since Jul 26, 2026.
Is researchr.org hiring?
researchr.org has a careers page; check it directly for current openings.