Skip to main content
SGSiteGraph

irb.hr

Početna - Institut Ruđer Bošković

Last scanned Aug 5, 2026, 7:00 PM · 14 views

87

Overall score

Great

Summary

Institut je najveći hrvatski znanstveno-istraživački centar multidisciplinarnog karaktera. This website uses Nginx behind Fastly CDN. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (95/100) and performance excellent (90/100). Top issue: Missing canonical link.

Institut je najveći hrvatski znanstveno-istraživački centar multidisciplinarnog karaktera

Top issues to fix

6 issues found

  • 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.

  • 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.

70

SEO

5 issue(s) found

90

Performance

260 ms

95

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-3 overall since Jul 26, 2026

Overall
87
SEO
70
Security
95
Performance
90
Accessibility
100

Organization

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

Institut je najveći hrvatski znanstveno-istraživački centar multidisciplinarnog karaktera

X (Twitter)LinkedInYouTubeInstagram

Meta tags

Title
Početna - Institut Ruđer Bošković
Description
Institut je najveći hrvatski znanstveno-istraživački centar multidisciplinarnog karaktera
Canonical
Language
hr-HR
Charset
utf-8
Viewport
width=device-width, initial-scale=1.0
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Institut Ruđer Bošković
og:description
Institut Ruđer Bošković
og:type
website
og:url
https://www.irb.hr/

Twitter Card

twitter:card
—
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

Nginx

Hosting & CDN

Hosting provider
—
CDN provider
Fastly
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
2016.websummercamp.com
Valid from
Jun 29, 2026
Valid to
Sep 27, 2026
Days until expiry
52
SAN domains
2016.websummercamp.com, 2017.websummercamp.com, 2018.websummercamp.com, 2019.websummercamp.com, 2020.websummercamp.com, 2021.websummercamp.com, 2022.websummercamp.com, 2023.websummercamp.com, alfatec.ai, app.konfica.com, app.rhinno.ai, dit-sisak.hr, five.netgencloud.com, holitevoli.hr, irb.hr, irb.netgencloud.com, meditex.eu, meditex.hr, netgen.eu, netgen.hr, netgen.io, netgenlabs.com, shop.hroug.hr, shop.seasunsalsa.com, shop.websummercamp.com, test.app.konfica.com, test.shop.hroug.hr, test.shop.seasunsalsa.com, test.shop.websummercamp.com, tickets.mbf.hr, www.alfatec.ai, www.dit-sisak.hr, www.holitevoli.hr, www.irb.hr, www.meditex.eu, www.meditex.hr, www.netgen.eu, www.netgen.hr, www.netgen.io, www.netgenlabs.com

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 18 · H3 26

Links

80 internal · 24 external · 0 broken

Images

30 total · 0 missing alt

Scripts / Styles

7 scripts · 3 stylesheets

JS / CSS size

545 KB · 501 KB

Page size

79.7 KB

Robots.txt & Sitemap

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

SEO issues

  • Missing canonical link
  • 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://irb.hr
Final URL
https://www.irb.hr/
HTTP status
200
HTTP version
HTTP/2
Response time
259 ms
HTML size
79.7 KB
Redirect chain
https://irb.hr → https://www.irb.hr/

See something wrong on this report? Request a correction

Related websites

Same technology stack

contao.org

Contao Open Source CMS

100
nginxjquery
HETZNER-AS - Hetzner Online GmbH, DE

gabor.com

Gabor Shoes GmbH | Offizieller Online-Shop für Gabor Schuhe

100
nginx
AWS· CloudFront

andritz.com

ANDRITZ GROUP

100
nginx
AKAMAI-ASN1 - Akamai International B.V., NL

anisearch.de

aniSearch ‒ We’re all about anime and manga!

100
nginx
HETZNER-AS - Hetzner Online GmbH, DE

daidoanket.vn

Báo Đại Đoàn Kết

100
nginxgoogle-analytics
VTDC-AS-VN - Vietel - CHT Compamy Ltd, VN

hostux.net

Hostux Network – Privacy-Focused & Open-Source Tools

100
nginxbootstrap
OVH - OVH SAS, FR

Frequently asked questions

What technology does irb.hr use?
irb.hr is built with Nginx.
Is irb.hr secure (HTTPS)?
Yes. irb.hr uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 27, 2026.
Who hosts irb.hr?
Hosting provider information for irb.hr is not available yet.
What is irb.hr's SEO score?
irb.hr scored 70/100 for SEO in the latest analysis (fair).
What is irb.hr's overall website score?
irb.hr has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
Has irb.hr's score changed over time?
irb.hr's overall score has declined by 3 points (from 90 to 87) since Jul 26, 2026.