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kaereba.com

https://kaereba.com· First analyzed 05 May 2026· Updated 05 May 2026
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kaereba.com
Desktop screenshot of kaereba.com
Mobile screenshot of kaereba.com
Mobile

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Hosting Provider

IP Address

202.172.25.17

Site Location

🇯🇵 Japanvia ip

Server Location

🇯🇵 Osaka, Japan

ASN

AS37907

Organization

DigiRock, Inc.

Server

Apache

Nameservers

ns1.value-domain.com.ns2.value-domain.com.

Performance

99

Core Web Vitals

Weight

First Contentful Paint
803 ms10%
Speed Index
1.0 s10%
Largest Contentful Paint
25%
Total Blocking Time
0.0 ms30%
Cumulative Layout Shift
0.00025%
1.8 MB
61 requests
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Blogger

Technology Stack

5 Technologies Detected

Web Servers

1

SEO Analysis

F37/100
10
10
3
Meta Tags5/15
Content6/12
Headings2/8
Technical8/21
E-E-A-T0/7
Images1/7
Links5/5
URL5/5
Social0/5
Freshness0/4
Mobile2/4
Indexability3/3
K
kaereba.comkaereba.com

商品紹介ブログパーツ カエレバ

ありそうで無かった、商品紹介用のブログパーツあります!

Title Length15 chars

Recommended: 50-60 chars (~93px / 580px)

Description Length28 chars

Recommended: 120-160 chars

Issues (3)

  • Missing H1 tag — every page should have exactly one H1
  • Most images missing alt text (38/39) — critical for accessibility and SEO
  • Missing viewport meta tag — page may not be mobile-friendly (Google uses mobile-first indexing)

Local SEO

Local Search Readiness

5/100
Poor
2 14 2

This site doesn't appear to be a local business. Local SEO signals are optional for non-local websites.

Sponsored

AI & LLM Readiness

F35/100
Bot Access
20/25
Machine Read.
10/25
Schema Data
0/25
Citation
5/25

AI Bot Access

14/14 accessible
AI Search
OAI-SearchBot
PerplexityBot
Claude-SearchBot
Gemini-Deep-Research
DuckAssistBot
Training
GPTBot
ClaudeBot
Google-Extended
Meta-ExternalAgent
Bytespiderinfo
Amazonbot
Applebot-Extended
CCBotinfo
Fetch
ChatGPT-User

Machine Readability

llms.txt
llms-full.txt
Semantic HTML
Heading Hierarchy
Text ratio:1%
Words:422
Token eff.:Optimal

Structured Data

No Schema

Citation Readiness

Opening Summary
Descriptive Headings
Canonical URL
Open Graph0/3
Twitter Card0/3
Language Tag
Publish Date
Author Info
Lists
Tables
TL;DR / Summary
About Page Link
Recommendations (10)
AI readiness recommendation preview...

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Accessibility

WCAG 2.1 Compliance

Evaluates how accessible your website is for users with disabilities, based on WCAG 2.1 guidelines. Checks images, forms, keyboard navigation, ARIA roles, and color contrast.
D
52/100
10
Passed
5
Critical
3
Warnings
Images & Alt Text
5/20
Checks if images have descriptive alt text for screen readers and visually impaired users.
Semantic Structure
14/20
Evaluates proper use of HTML5 semantic elements (header, nav, main, footer) and heading hierarchy.
Forms & Inputs
7/15
Verifies form fields have labels, error messages are clear, and inputs are properly associated.
Color & Contrast
15/15
Tests text-to-background color contrast ratios against WCAG AA/AAA minimum requirements.
Keyboard & Focus
7/15
Ensures all interactive elements are reachable and operable via keyboard (tab, enter, escape).
ARIA & Roles
4/15
Checks correct use of WAI-ARIA attributes (roles, states, properties) for assistive technologies.
3 recommendations
  • Accessibility recommendation preview...

Carbon Footprint

SWDM v4 · Eco-Score

Carbon emissions estimated using the Sustainable Web Design Model v4 (SWDM v4). Factors in data center, network, and device energy across new and returning visitors. Grade thresholds based on HTTP Archive percentiles.
22/100
D
225 mg
CO₂e / view
1.8 MB
Page Weight
60%
Cleaner Than
New Visitor
257 mg
vs
Returning (cached)
129 mg
Annual (10K/mo)
27.0 kg
Emission Segments
Data Center
50 mg
Network
54 mg
Device
121 mg
Resource Breakdown
JavaScript
235.2 KB
Images
1.4 MB
CSS
4.6 KB
Fonts
4.2 KB
HTML
10.9 KB
Other
115.6 KB
Green Hosting Not Verified
DigiRock, Inc.
6 recommendations
  • Carbon footprint recommendation preview...
F

Security Score

36%Critical
Interactive

HTTPS

No WAF

52d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Let's Encrypt

Key Algorithm

RSA (2048 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2

Valid From

28.03.2026

Valid Until

26.06.2026

Subject Alternative Names (1)

kaereba.com

SHA-256 Fingerprint

71:84:2B:5C:1A:FF:74:E3:6C:19:FD:23:55:02:E2:77:EB:20:36:4F...

Top Recommendations

Security recommendation preview

HTTP Headers

Developer Console

content-encoding
📦 Gzip(gzip)
content-type
text/html; charset=UTF-8
date
Tue, 05 May 2026 05:44:11 GMT
server
Apache
strict-transport-security
max-age=31536000
vary
Accept-Encoding,User-Agent
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

45

SPF
DKIM
DMARC

MX Records (1)

kaereba.com

Domain Information

kaereba.com

Domain Age
15y 10m

Created

10.07.2010

Expires

10.07.2026

Last Updated

10.06.2025

Registrar

eNom, LLC

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

Mobile Compatibility

Viewport & Responsive Test

Tests how well your website works on mobile devices. Checks viewport configuration, responsive layout, touch targets, font readability, and simulates rendering across different screen sizes.
D
40/100
Not Mobile Friendly1 breakpoint
Viewport Meta
The viewport meta tag tells mobile browsers how to scale the page. Without it, mobile devices render at desktop width.
Responsive Design
Uses CSS media queries or flexible layouts to adapt content to different screen sizes automatically.
Touch Icons
Apple touch icons and favicons displayed when users add the site to their home screen on mobile devices.
Readable Font Size
Base font size should be at least 16px on mobile to ensure text is readable without zooming.
Relative Units
Using em, rem, %, or vw instead of fixed px values allows content to scale properly across screen sizes.
No H-Scroll Risk
No elements wider than the viewport that would cause horizontal scrolling on mobile devices.
Tap Targets OK
Interactive elements (buttons, links) are at least 48x48px with enough spacing to prevent accidental taps.
No Fixed Widths
No elements with fixed pixel widths that could overflow on smaller screens and break the layout.
2 recommendations
  • Mobile compatibility recommendation preview...

Typography & Readability

Lucida Grande

WCAG Partial
59/100
Readability
/30
13/30

13px · LH 1.50

Hierarchy
/20
17/20

2.31x ratio · ✓ H1→H6

WCAG
/25
16/25

4:1 min contrast

Performance
/25
13/25

1 font · 2 req

Heading Font

Lucida Grande

Sans30px

Body Font

Lucida Grande

Sans13px

Contrast Ratio

4:1

1 issue

Reading Comfort

~114 CPL

Too wide
30px
h1
13px
p

❌ Critical: 13px body text is too small. Minimum 14px, recommend 16px+.

✅ Optimal line spacing: 1.50 ratio (ideal range 1.4–1.6).

❌ Very long lines: ~114 chars/line causes eye strain. Add max-width constraint.

⚠️ Hard to read: Flesch score 42/100. Simplify sentences for wider reach.

⚠️ Partial contrast: 1 elements below WCAG AA threshold (min 4.0:1).

✅ Perfect heading hierarchy: Sequential h1→h2→h3 with single H1 — ideal for SEO & accessibility.

Color Palette

4 unique colors
Light
#ffffff
Background· 61.300000000000004%
#e8ecf8
Primary· 31.6%
#9f72a3
Secondary· 3.8%
#c6dce5
Secondary· 3.3%

Business & Marketing Stack

2 Tools Detected

Advanced

Behavior Analytics

1

User behavior and product analytics

Advertising

1

Ad platforms and retargeting pixels

2

Categories

2

Total Tools

1

Enterprise

0

Mid-Market

Assessment: Well-developed marketing technology stack

Ad Networks

Google AdSense

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Scripts & Styles

8 Resources

4
Scripts
4
Styles
2
Async
0
Defer

Top Script Sources

pagead2.googlesyndication.com(2)ssl.google-analytics.com(1)local(1)

Website Identity

kaereba.com

15 years old
Location detected: 🇯🇵 Japanvia ip
eNom, LLCja

Social Profiles

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Last analyzed: 05 May 2026 at 05:44

Historical Analysis & Change Tracking