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habr.com

https://habr.com· First analyzed 11 Feb 2026· Updated 11 Feb 2026
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habr.com
Desktop screenshot of habr.com
Mobile screenshot of habr.com
Mobile

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Hosting Provider

IP Address

178.248.237.68

Server Location

🇷🇺 Moscow, Russia

ASN

AS51115

Organization

Habr LLC

Server

QRATOR

Nameservers

ns3.habradns.net.ns1.habradns.net.ns2.habradns.net.

Performance

Page Speed

310 KB
125 requests

Image Optimization

WebP
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
Habr LLC

Progressive Web App

Web ManifestApple Touch IconTheme Color

Technology Stack

4 Technologies Detected

SEO Analysis

D58/100
10
2
2
H
habr.comhabr.com

Publications / My feed / Habr

No description available for this page.

Title Length29 chars

Recommended: 50-60 chars

Description Length0 chars

Recommended: 120-160 chars

Issues (2)

  • Missing meta description - important for click-through rates
  • Many images missing alt text (41/41)

Crawlability

Sitemap

Type: standard

robots.txt

57 rules

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D

Security Score

56%Poor
Interactive

HTTPS

No WAF

331d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Sectigo Limited

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-256

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

17.12.2025

Valid Until

08.01.2027

OCSP Stapling

Enabled

Subject Alternative Names (2)

*.habr.comhabr.com

SHA-256 Fingerprint

21:E5:AF:DD:DF:DD:02:8E:44:CF:44:70:6C:E8:4E:F4:20:8D:07:9C...

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Security recommendation preview

HTTP Headers

Developer Console

content-encoding
📦 Gzip(gzip)
content-type
text/html; charset=utf-8
date
Wed, 11 Feb 2026 13:38:55 GMT
etag
W/"3efae-vmKKmACz10cKc7Far40gsUOtu8M"
server
QRATOR
strict-transport-security
max-age=31536000; includeSubDomains
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

68

SPF
DKIM
DMARC

DMARC Policy

Quarantine (Moderate)

MX Records (1)

mxs.habramail.net

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

Typography & Readability

-apple-system

85/100
Readability
/30
40/40

16px · LH 1.50

Hierarchy
/20
15/25

1.24x ratio

WCAG
/25
15/15

Contrast: undefined

Performance
/25
20/20

System fonts

Heading Font

-apple-system

Sans20px

Body Font

-apple-system

Sans16px

Contrast Ratio

--

Reading Comfort

~39 CPL

Needs attention
20px
h1
24px
h2
16px
p
Minor Third
Scale

✅ Excellent readability: 16px body text is ideal for all devices.

✅ Optimal line spacing: 1.50 ratio ensures comfortable reading.

⚠️ Weak hierarchy: Headlines should be at least 2x body size for clear visual structure.

✅ Excellent performance: System fonts eliminate font loading delays (better LCP).

✅ Consistent design: Single font family with weight variations is a modern best practice.

✅ Smart font loading: Using font-display: swap prevents invisible text during load.

Business & Marketing Stack

2 Tools Detected

Growing

Behavior Analytics

2

User behavior and product analytics

1

Categories

2

Total Tools

0

Enterprise

0

Mid-Market

Assessment: Growing marketing technology adoption

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Scripts & Styles

18 Resources

12
Scripts
6
Styles
9
Async
3
Defer

Top Script Sources

assets.habr.com(3)cdn-c.skcrtxr.com(2)ad-pixel.ru(1)mc.yandex.ru(1)unpkg.com(1)

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Last analyzed: 11 Feb 2026 at 13:39

Historical Analysis & Change Tracking