Skip to main content
SGSiteGraph

coreserver.jp

WordPressが超高速の最新レンタルサーバー｜コアサーバー

Last scanned Aug 6, 2026, 8:00 AM · 7 views

88

Overall score

Great

Summary

高速・高安定・大容量のレンタルサーバー「コアサーバー」。全プラン転送量無制限、高速SSD、無料SSL、WordPressインストール対応！さらにサポートも充実。30日間��… This website uses Google Analytics behind Cloudflare CDN. SEO is fair (60/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

高速・高安定・大容量のレンタルサーバー「コアサーバー」。全プラン転送量無制限、高速SSD、無料SSL、WordPressインストール対応！さらにサポートも充実。30日間の無料お試し期間があるので、個人から法人まで安心してお使いいただけます。

Top issues to fix

8 issues found

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Meta description longer than 160 characters

    SEO

    Trim the meta description to under 160 characters to avoid truncation in search results.

  • Missing canonical link

    SEO

    Add <link rel="canonical"> so search engines know which URL variant to index.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • No structured data (JSON-LD) found

    SEO

    Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

+2 more issues — details in the sections below.

60

SEO

7 issue(s) found

100

Performance

991 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

0 overall since Jul 26, 2026

Overall
88
SEO
60
Security
100
Performance
100
Accessibility
100

Organization

Company details published in this site's own structured data.

高速・高安定・大容量のレンタルサーバー「コアサーバー」。全プラン転送量無制限、高速SSD、無料SSL、WordPressインストール対応！さらにサポートも充実。30日間の無料お試し期間があるので、個人から法人まで安心してお使いいただけます。

FacebookX (Twitter)FacebookX (Twitter)

Meta tags

Title
WordPressが超高速の最新レンタルサーバー｜コアサーバー
Description
高速・高安定・大容量のレンタルサーバー「コアサーバー」。全プラン転送量無制限、高速SSD、無料SSL、WordPressインストール対応！さらにサポートも充実。30日間の無料お試し期間があるので、個人から法人まで安心してお使いいただけます。
Canonical
Language
ja
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
WordPressが超高速の最新レンタルサーバー｜コアサーバー
og:description
高速・高安定・大容量のレンタルサーバー「コアサーバー」。全プラン転送量無制限、高速SSD、無料SSL、WordPressインストール対応！さらにサポートも充実。30日間の無料お試し期間があるので、個人から法人まで安心してお使いいただけます。
og:type
website
og:url
https://www.coreserver.jp/

Twitter Card

twitter:card
summary_large_image
twitter:title
—
twitter:description
—

Technologies

Detected frameworks, languages, and tools.

jQueryGoogle AnalyticsCloudflare AnalyticsGoogle AdsMeta Pixel

Hosting & CDN

Hosting provider
—
CDN provider
Cloudflare
IP address
—
ASN
—

DNS records

TypeValue
A—
AAAA—
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
GlobalSign nv-sa
Subject
*.coreserver.jp
Valid from
Jun 11, 2026
Valid to
Dec 27, 2026
Days until expiry
142
SAN domains
*.coreserver.jp, coreserver.jp

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 3 · H2 16 · H3 26

Links

16 internal · 170 external · 3 broken

Images

50 total · 2 missing alt

Scripts / Styles

42 scripts · 5 stylesheets

JS / CSS size

3.5 KB · 5.4 KB

Page size

67.6 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Title longer than 60 characters
  • Meta description longer than 160 characters
  • Missing canonical link
  • Multiple H1 headings found
  • No structured data (JSON-LD) found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://coreserver.jp
Final URL
https://www.coreserver.jp/
HTTP status
200
HTTP version
HTTP/2
Response time
990 ms
HTML size
67.6 KB
Redirect chain
https://coreserver.jp → https://www.coreserver.jp/

See something wrong on this report? Request a correction

Related websites

Same technology stack

tango.us

Interactive User Guides Creation Software | Tango

97
google-analyticsmeta-pixelcloudflare-analytics
· Cloudflare

groundcover.com

The full-stack observability platform for engineers & agents

96
meta-pixelgoogle-analyticscloudflare-analytics
· Cloudflare

aaoinfo.org

The American Association of Orthodontists | AAO

96
wordpressgoogle-analyticsmeta-pixel
Cloudflare· Cloudflare

bellanaija.com

Home | BellaNaija

96
wordpressmeta-pixelwoocommerce
Cloudflare· Cloudflare

aledade.com

A physician-led value-based care company | Aledade

96
google-analyticsmeta-pixelcloudflare-analytics
· Cloudflare

idxchannel.com

Berita Ekonomi, Bisnis, Keuangan, Investasi, Saham Terkini - IDX Channel

96
google-analyticsmeta-pixelcloudflare-analytics
Cloudflare· Cloudflare

Frequently asked questions

What technology does coreserver.jp use?
coreserver.jp is built with jQuery, Google Analytics, Cloudflare Analytics, Google Ads, Meta Pixel.
Is coreserver.jp secure (HTTPS)?
Yes. coreserver.jp uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Dec 27, 2026.
Who hosts coreserver.jp?
Hosting provider information for coreserver.jp is not available yet.
What is coreserver.jp's SEO score?
coreserver.jp scored 60/100 for SEO in the latest analysis (fair).
What is coreserver.jp's overall website score?
coreserver.jp has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
Has coreserver.jp's score changed over time?
coreserver.jp's overall score has stayed steady at 88/100 since Jul 26, 2026.