What technology does krasn.ru use?

krasn.ru is built with PHP, Bootstrap, jQuery, Nginx.

Is krasn.ru secure (HTTPS)?

Yes. krasn.ru uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 8, 2026.

Hosting provider information for krasn.ru is not available yet.

What is krasn.ru's SEO score?

krasn.ru scored 55/100 for SEO in the latest analysis (fair).

What is krasn.ru's overall website score?

krasn.ru has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.

krasn.ru

Федеральный исследовательский центр Красноярский научный центр Сибирского отделения Российской академии наук

Last scanned Jul 26, 2026, 11:19 AM

Overall score

Great

Summary

Федеральный исследовательский центр Красноярский научный центр Сибирского отделения Российской академии наук. This website uses Nginx. SEO is fair (55/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

Top issues to fix

11 issues found · 1 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
1 cookie 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.
Title longer than 60 characters
SEO
Shorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.
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.

+5 more issues — details in the sections below.

SEO

8 issue(s) found

100

Performance

743 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Contact

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

Email: feedback@ksc.krasn.ru fic@ksc.krasn.ru
Phone: +73912434512 +73912905378

Meta tags

Title: Федеральный исследовательский центр Красноярский научный центр Сибирского отделения Российской академии наук
Description: Федеральный исследовательский центр Красноярский научный центр Сибирского отделения Российской академии наук
Canonical
Language: ru
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta: index, follow
Manifest

Technologies

Detected frameworks, languages, and tools.

PHP Bootstrap jQuery Nginx

Hosting & CDN

Hosting provider: —
CDN provider: —
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: Let's Encrypt
Subject: krasn.ru
Valid from: Jul 10, 2026
Valid to: Oct 8, 2026
Days until expiry: 71
SAN domains: *.krasn.ru, krasn.ru

Security headers

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

Compression: none · 1 cookie(s) observed

Content & assets

Headings

H1 4 · H2 6 · H3 0

Links

169 internal · 37 external · 20 broken

Images

30 total · 0 missing alt

Scripts / Styles

44 scripts · 20 stylesheets

JS / CSS size

8.9 KB · 0 B

Page size

168 KB

Robots.txt & Sitemap

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

SEO issues

Title longer than 60 characters
Meta description longer than 160 characters
Missing canonical link
Multiple H1 headings found
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://krasn.ru
Final URL: https://ksc.krasn.ru/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 740 ms
HTML size: 168 KB
Redirect chain: https://krasn.ru → https://ksc.krasn.ru/

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Frequently asked questions

What technology does krasn.ru use?: krasn.ru is built with PHP, Bootstrap, jQuery, Nginx.
Is krasn.ru secure (HTTPS)?: Yes. krasn.ru uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 8, 2026.
Who hosts krasn.ru?: Hosting provider information for krasn.ru is not available yet.
What is krasn.ru's SEO score?: krasn.ru scored 55/100 for SEO in the latest analysis (fair).
What is krasn.ru's overall website score?: krasn.ru has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.