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4gamer.net

https://4gamer.net· First analyzed 20 Feb 2026· Updated 20 Feb 2026
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4gamer.net

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Hosting Provider

IP Address

103.139.239.2

Server Location

🇯🇵 Chiyoda City, Japan

ASN

AS63779

Organization

InfiniCloud Co. Ltd.

Server

Apache

Nameservers

ns3.justplayer.com.ns1.justplayer.com.ns2.justplayer.com.

Performance

Page Speed

1.1 MB
186 requests

Image Optimization

Lazy LoadWebP
0–49
50–89
90–100

Architecture Stack

Headless
⚙️ SSR
Decoupled
API
Data Source
Headless CMS
Strapi
Infrastructure
Hosting
InfiniCloud Co. Ltd.

Detected API Sources

https://img.polymorphicads.jp/...

Technology Stack

4 Technologies Detected

CSS Frameworks

1

Web Servers

1

SEO Analysis

C68/100
9
2
2
4
4gamer.net4gamer.net

4Gamer.net ― 日本最大級の総合ゲーム情報サイト。最新ゲームのニュース,レビューはここで!

No description available for this page.

Title Length50 chars

Recommended: 50-60 chars

Description Length0 chars

Recommended: 120-160 chars

Issues (2)

  • Missing meta description - important for click-through rates
  • Missing viewport meta tag - page may not be mobile-friendly

Crawlability

Sitemap
robots.txt

2 rules

Allows all crawlers

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Sponsored

F

Security Score

21%Critical
Interactive

HTTPS

No WAF

68d

Certificate Details

Type

Organization Validated (OV)

Certificate Authority

Nijimo K.K.

Key Algorithm

RSA (2048 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/1.1

Valid From

30.03.2025

Valid Until

29.04.2026

OCSP Stapling

Enabled

Subject Alternative Names (2)

*.4gamer.net4gamer.net

SHA-256 Fingerprint

04:22:28:EF:2A:D1:DF:2F:CA:8D:C6:79:F3:82:2D:C5:87:6A:3D:B0...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

accept-ranges
bytes
content-encoding
📦 Gzip(gzip)
content-type
text/html
date
Fri, 20 Feb 2026 01:01:55 GMT
server
Apache
transfer-encoding
chunked
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

90

SPF
DKIM
DMARC

DMARC Policy

None (Monitor Only)

MX Records (1)

mail.4gamer.net

Domain Information

4gamer.net

Domain Age
25y 7m

Created

26.07.2000

Expires

26.07.2027

Last Updated

18.09.2019

Registrar

GMO Internet Group, Inc. d/b/a Onamae.com

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

Data Protection Officer mentioned

Typography & Readability

ヒラギノ角ゴ ProN W3

49/100
Readability
/30
20/40

10px · LH 1.80

Hierarchy
/20
8/25

1.1x ratio

WCAG
/25
15/15

Contrast: undefined

Performance
/25
13/20

1 font

Heading Font

ヒラギノ角ゴ ProN W3

Sans11px

Body Font

ヒラギノ角ゴ ProN W3

Sans10px

Contrast Ratio

--

Reading Comfort

~57 CPL

Optimal (45–75)
11px
h1
15px
h2
10px
p
Perfect Fourth
Scale

❌ Critical: 10px body text is too small. Increase to at least 14px.

✅ Optimal line spacing: 1.80 ratio ensures comfortable reading.

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

✅ Good performance: Using 1 font families keeps load times fast.

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

✅ Protected text on images: Using gradient for readability.

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

22 Resources

20
Scripts
2
Styles
16
Async
0
Defer

Top Script Sources

ad.poly.admatrix.jp(14)google-analytics.com(1)googletagmanager.com(1)img.polymorphicads.jp(1)local(1)

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Last analyzed: 20 Feb 2026 at 01:02

Historical Analysis & Change Tracking