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gigazine.net

https://gigazine.net· First analyzed 17 Feb 2026· Updated 17 Feb 2026
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gigazine.net

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Hosting Provider

cloudflare.com

IP Address

172.66.137.149

Server Location

🇨🇦 Toronto, Canada

ASN

AS13335

Organization

Cloudflare, Inc.

Server

Cloudflare

CDN

Cloudflare

WAF

Cloudflare

Nameservers

lex.ns.cloudflare.com.amanda.ns.cloudflare.com.

Performance

Page Speed

821 KB
96 requests

Image Optimization

Lazy Load
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Infrastructure
Hosting
Cloudflare
CDN
Cloudflare

SEO Analysis

B70/100
9
3
1
G
gigazine.netgigazine.net

GIGAZINE(ギガジン)

日々のあらゆるシーンで役立つ情報を提供するIT系ニュースサイト。毎日更新中。

Title Length14 chars

Recommended: 50-60 chars

Description Length38 chars

Recommended: 120-160 chars

Issues (1)

  • Many images missing alt text (48/49)

Crawlability

Sitemap
robots.txt

116 rules

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Sponsored

F

Security Score

20%Critical
Critical / Transactional

HTTPS

WAF

63d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Google Trust Services

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

ECDSA with SHA-256

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

21.01.2026

Valid Until

22.04.2026

OCSP Stapling

Enabled

Subject Alternative Names (2)

gigazine.net*.gigazine.net

SHA-256 Fingerprint

F7:7F:67:D7:8B:99:35:E2:9B:1C:D8:C6:76:A0:A7:BB:E6:8D:E4:79...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

age
96
alt-svc
h3=":443"; ma=86400
cache-control
🟡 4 Hours(max-age=14400)
cf-cache-status
HIT
cf-ray🇩🇪 Frankfurt
9cf690d47ddedb9f-FRA
content-encoding
Brotli(br)
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

68

SPF
DKIM
DMARC

DMARC Policy

Quarantine (Moderate)

MX Records (1)

sapient.sakura.ne.jp

Domain Information

gigazine.net

Domain Age
25y 11m

Created

09.03.2000

Expires

09.03.2028

Last Updated

27.09.2019

Registrar

eNom, LLC

DNSSEC
Not Enabled

Privacy & Compliance

Quantcast Choice

Cookie Consent Banner
Quantcast Choice
Privacy Policy
Terms of Service

GDPR Indicators

Cookie consent banner detected
CMP: Quantcast Choice
Privacy policy page linked
Legitimate interest basis mentioned

Typography & Readability

Open Sans + Local Noto Sans JP

72/100
Readability
/30
30/40

16px · LH --

Hierarchy
/20
15/25

1.12x ratio

WCAG
/25
15/15

Contrast: undefined

Performance
/25
17/20

System fonts

Heading Font

Open Sans

Sans18px

Body Font

Local Noto Sans JP

Sans16px

Contrast Ratio

--

Reading Comfort

~39 CPL

Needs attention
18px
h1
19px
h2
16px
p
Minor Second
Scale

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

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

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

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

⚠️ Cramped layout: 41 elements lack adequate spacing.

✅ Clean layout: Consistent left alignment throughout.

Business & Marketing Stack

11 Tools Detected

Enterprise

Advertising

3

Ad platforms and retargeting pixels

Privacy & Cookies

1

Cookie consent and privacy compliance tools

Social Media

2

Social widgets and sharing tools

4

Categories

11

Total Tools

1

Enterprise

5

Mid-Market

Assessment: Sophisticated marketing and sales technology infrastructure

Ad Networks

Google AdSenseGoogle Ad ManagerMedia.netAmazon Publisher ServicesSovrnPubMaticOpenXIndex Exchange

Sponsored

Scripts & Styles

22 Resources

20
Scripts
2
Styles
17
Async
1
Defer

Top Script Sources

connect.facebook.net(3)googletagmanager.com(2)pagead2.googlesyndication.com(2)securepubads.g.doubleclick.net(2)scripts.clarity.ms(1)

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Last analyzed: 17 Feb 2026 at 16:12

Historical Analysis & Change Tracking