openedu.ru
Главная страница - Открытое образование
Last scanned Jul 27, 2026, 12:43 PM · 1 view
Overall score
Great
Summary
Бесплатные онлайн-курсы ведущих вузов России. This website uses Next.js hosted on HLL-AS - HLL LLC, RU. SEO is fair (65/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Бесплатные онлайн-курсы ведущих вузов России
- Russia
- Hosted on HLL-AS - HLL LLC, RU
Top issues to fix
9 issues found · 1 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+3 more issues — details in the sections below.
SEO
6 issue(s) found
Performance
210 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Бесплатные онлайн-курсы ведущих вузов России
Meta tags
- Title
- Главная страница - Открытое образование
- Description
- Бесплатные онлайн-курсы ведущих вузов России
- Canonical
- Language
- ru
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- HLL-AS - HLL LLC, RU
- CDN provider
- —
- IP address
- 178.248.235.109
- ASN
- AS51115 (HLL-AS - HLL LLC, RU)
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
- openedu.ru
- Valid from
- Jun 1, 2026
- Valid to
- Aug 30, 2026
- Days until expiry
- 34
- SAN domains
- openedu.ru
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 2 · H2 3 · H3 0
Links
45 internal · 4 external · 2 broken
Images
54 total · 0 missing alt
Scripts / Styles
55 scripts · 6 stylesheets
JS / CSS size
898 KB · 185 KB
Page size
176 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
- 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://openedu.ru
- Final URL
- https://openedu.ru
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 207 ms
- HTML size
- 176 KB
- Redirect chain
- https://openedu.ru
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does openedu.ru use?
- openedu.ru is built with Next.js.
- Is openedu.ru secure (HTTPS)?
- Yes. openedu.ru uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 30, 2026.
- Who hosts openedu.ru?
- openedu.ru is hosted on HLL-AS - HLL LLC, RU.
- What is openedu.ru's SEO score?
- openedu.ru scored 65/100 for SEO in the latest analysis (fair).
- What is openedu.ru's overall website score?
- openedu.ru has an overall SiteGraph score of 86/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card