bibliotekar.ru
Библиотекарь.Ру – электронная библиотека по истории, психологии, праву, экономике и технике
Last scanned Aug 3, 2026, 10:00 PM · 7 views
Overall score
Great
Summary
Крупнейшая онлайн-библиотека нехудожественной литературы: книги, статьи, энциклопедии по гуманитарным и техническим н�… This website uses Nginx hosted on AS-REGRU - _Domain names registrar REG.RU_, Ltd, RU. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Крупнейшая онлайн-библиотека нехудожественной литературы: книги, статьи, энциклопедии по гуманитарным и техническим наукам. Удобный поиск, современный дизайн. Читайте бесплатно без регистрации.
- Russia
- Hosted on AS-REGRU - _Domain names registrar REG.RU_, Ltd, RU
Top issues to fix
9 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
+3 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
158 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+5 overall since Jul 26, 2026
- Overall
- 82
- SEO
- 70
- Security
- 65
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Крупнейшая онлайн-библиотека нехудожественной литературы: книги, статьи, энциклопедии по гуманитарным и техническим наукам. Удобный поиск, современный дизайн. Читайте бесплатно без регистрации.
Contact
Email, phone, and address published on this site's own pages.
- petr.03@internet.ru
Meta tags
- Title
- Библиотекарь.Ру – электронная библиотека по истории, психологии, праву, экономике и технике
- Description
- Крупнейшая онлайн-библиотека нехудожественной литературы: книги, статьи, энциклопедии по гуманитарным и техническим наукам. Удобный поиск, современный дизайн. Читайте бесплатно без регистрации.
- Canonical
- Language
- ru
- Charset
- windows-1251
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- AS-REGRU - _Domain names registrar REG.RU_, Ltd, RU
- CDN provider
- —
- IP address
- 134.0.117.218
- ASN
- AS197695 (AS-REGRU - _Domain names registrar REG.RU_, Ltd, 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
- bibliotekar.ru
- Valid from
- Jun 29, 2026
- Valid to
- Sep 27, 2026
- Days until expiry
- 55
- SAN domains
- bibliotekar.ru, www.bibliotekar.ru
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 4 · H3 7
Links
122 internal · 2 external · 0 broken
Images
3 total · 0 missing alt
Scripts / Styles
8 scripts · 0 stylesheets
JS / CSS size
388 KB · 5.8 KB
Page size
34.7 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 7
- sitemap.xml
- Found
- URLs in sitemap
- 1129
SEO issues
- Title longer than 60 characters
- Meta description longer than 160 characters
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://bibliotekar.ru
- Final URL
- https://bibliotekar.ru
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 158 ms
- HTML size
- 34.7 KB
- Redirect chain
- https://bibliotekar.ru
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does bibliotekar.ru use?
- bibliotekar.ru is built with Nginx.
- Is bibliotekar.ru secure (HTTPS)?
- Yes. bibliotekar.ru uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 27, 2026.
- Who hosts bibliotekar.ru?
- bibliotekar.ru is hosted on AS-REGRU - _Domain names registrar REG.RU_, Ltd, RU.
- What is bibliotekar.ru's SEO score?
- bibliotekar.ru scored 70/100 for SEO in the latest analysis (fair).
- What is bibliotekar.ru's overall website score?
- bibliotekar.ru has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Has bibliotekar.ru's score changed over time?
- bibliotekar.ru's overall score has improved by 5 points (from 77 to 82) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card