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tenki.jp

日本気象協会 tenki.jp / 全国の天気予報・地震・台風

Last scanned Jul 31, 2026, 7:00 PM · 13 views

91

Overall score

Excellent

Summary

日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象�… This website uses Nginx behind CloudFront CDN. SEO is good (80/100) and accessibility is excellent (95/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象予報士が日々更新する日直予報士、花粉や熱中症、スキー積雪などの季節特集も人気です。

Top issues to fix

7 issues found · 2 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing viewport meta tag

    Accessibility

    Add <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.

  • 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.

  • robots.txt not found

    SEO

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

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

+1 more issue — details in the sections below.

80

SEO

4 issue(s) found

100

Performance

272 ms

90

Security

HTTPS & header checks

95

Accessibility

1 issue(s) found

Score history

+1 overall since Jul 24, 2026

Overall
91
SEO
80
Security
90
Performance
100
Accessibility
95

Organization

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

日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象予報士が日々更新する日直予報士、花粉や熱中症、スキー積雪などの季節特集も人気です。

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Meta tags

Title
日本気象協会 tenki.jp / 全国の天気予報・地震・台風
Description
日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象予報士が日々更新する日直予報士、花粉や熱中症、スキー積雪などの季節特集も人気です。
Canonical
https://tenki.jp/
Language
ja
Charset
UTF-8
Viewport
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
日本気象協会 tenki.jp / 全国の天気予報・地震・台風 - tenki.jp
og:description
日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象予報士が日々更新する日直予報士、花粉や熱中症、スキー積雪などの季節特集も人気です。
og:type
website
og:url
https://tenki.jp/

Twitter Card

twitter:card
summary_large_image
twitter:title
日本気象協会 tenki.jp / 全国の天気予報・地震・台風 - tenki.jp
twitter:description
日本気象協会公式の天気予報専門メディアです。市区町村別のピンポイントな天気予報に加え、専門的な気象情報、地震・津波などの防災情報を提供します。気象予報士が日々更新する日直予報士、花粉や熱中症、スキー積雪などの季節特集も人気です。

Technologies

Detected frameworks, languages, and tools.

jQueryGoogle AnalyticsGoogle AdsMeta PixelNginx

Hosting & CDN

Hosting provider
—
CDN provider
CloudFront
IP address
—
ASN
—

DNS records

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

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
*.tenki.jp
Valid from
Jan 12, 2026
Valid to
Feb 10, 2027
Days until expiry
194
SAN domains
*.tenki.jp, tenki.jp

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 0 · H3 10

Links

165 internal · 13 external · 20 broken

Images

66 total · 4 missing alt

Scripts / Styles

44 scripts · 2 stylesheets

JS / CSS size

79.4 KB · 5.4 KB

Page size

182 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
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • Missing viewport meta tag

Scan details

Requested URL
https://tenki.jp
Final URL
https://tenki.jp
HTTP status
200
HTTP version
HTTP/2
Response time
269 ms
HTML size
182 KB
Redirect chain
https://tenki.jp

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Frequently asked questions

What technology does tenki.jp use?
tenki.jp is built with jQuery, Google Analytics, Google Ads, Meta Pixel, Nginx.
Is tenki.jp secure (HTTPS)?
Yes. tenki.jp uses TLS 1.3 with a certificate issued by Amazon, valid until Feb 10, 2027.
Who hosts tenki.jp?
Hosting provider information for tenki.jp is not available yet.
What is tenki.jp's SEO score?
tenki.jp scored 80/100 for SEO in the latest analysis (great).
What is tenki.jp's overall website score?
tenki.jp has an overall SiteGraph score of 91/100, combining SEO, performance, security, and accessibility.
Has tenki.jp's score changed over time?
tenki.jp's overall score has improved by 1 point (from 90 to 91) since Jul 24, 2026.