What technology does doko-train.jp use?

doko-train.jp is built with jQuery, Nginx.

Is doko-train.jp secure (HTTPS)?

Yes. doko-train.jp uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Oct 19, 2026.

Who hosts doko-train.jp?

doko-train.jp is hosted on ODN - SoftBank Corp., JP.

What is doko-train.jp's SEO score?

doko-train.jp scored 70/100 for SEO in the latest analysis (fair).

What is doko-train.jp's overall website score?

doko-train.jp has an overall SiteGraph score of 77/100, combining SEO, performance, security, and accessibility.

doko-train.jp

どこトレ

Last scanned Aug 24, 2026, 1:21 PM · 3 views

Overall score

Fair

Summary

「どこトレ」は、JR東日本の在来線58路線、秋田新幹線、山形新幹線、BRT区間及びしなの鉄道線2路線の運行状況、運休情報、時刻表情報、遅延証明書（BRT区間は対��… This website uses Nginx hosted on ODN - SoftBank Corp., JP. SEO is fair (70/100) and accessibility is fair (60/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.

「どこトレ」は、JR東日本の在来線58路線、秋田新幹線、山形新幹線、BRT区間及びしなの鉄道線2路線の運行状況、運休情報、時刻表情報、遅延証明書（BRT区間は対象外）を提供するサービスです。

Japan

Hosted on ODN - SoftBank Corp., JP

Top issues to fix

9 issues found · 3 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Over half of images are missing alt text
Accessibility
Add alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Meta description longer than 160 characters
SEO
Trim the meta description to under 160 characters to avoid truncation in search results.

+3 more issues — details in the sections below.

SEO

4 issue(s) found

100

Performance

261 ms

Security

HTTPS & header checks

Accessibility

2 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Meta tags

Title: どこトレ
Description: 「どこトレ」は、JR東日本の在来線58路線、秋田新幹線、山形新幹線、BRT区間及びしなの鉄道線2路線の運行状況、運休情報、時刻表情報、遅延証明書（BRT区間は対象外）を提供するサービスです。
Canonical: https://doko-train.jp
Language: ja
Charset: utf-8
Viewport: width=1024, user-scalable=1
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

jQuery Nginx

Hosting & CDN

Hosting provider: ODN - SoftBank Corp., JP
CDN provider: —
IP address: 211.8.120.187
ASN: AS4725 (ODN - SoftBank Corp., JP)

DNS records

Type	Value
A	211.8.120.187 211.8.120.188
AAAA	—
MX	—
TXT	v=spf1 +ip4:202.12.8.0/24 +ip4:202.12.9.0/24 +ip4:211.14.5.192/27 +ip4:211.8.156.0/25 +ip4:211.8.120.128/26 +ip4:206.61.156.0/24 ~all _globalsign-domain-verification=dcdVVz-EcerafW-7qc1jDP_XswU4Qufk8FJxk00xW2 _globalsign-domain-verification=U3WkY-8FBLAAZp_xw46zKBy21ZJKCFpjqwQ-7VmNOn
NS	gdns1.wni.co.jp gdns0.wni.co.jp
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: GlobalSign nv-sa
Subject: *.doko-train.jp
Valid from: Sep 17, 2025
Valid to: Oct 19, 2026
Days until expiry: 55
SAN domains: *.doko-train.jp, doko-train.jp

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

3 internal · 2 external · 2 broken

Images

10 total · 7 missing alt

Scripts / Styles

38 scripts · 1 stylesheets

JS / CSS size

333 KB · 184 KB

Page size

6.1 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 5
sitemap.xml: Found
URLs in sitemap: 10

SEO issues

Meta description longer than 160 characters
No H1 heading found
No structured data (JSON-LD) found
Missing OpenGraph tags

Scan details

Requested URL: https://doko-train.jp
Final URL: https://doko-train.jp/pc/
HTTP status: 200
HTTP version: HTTP/2
Response time: 261 ms
HTML size: 6.1 KB
Redirect chain: https://doko-train.jp → https://doko-train.jp/pc/

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does doko-train.jp use?: doko-train.jp is built with jQuery, Nginx.
Is doko-train.jp secure (HTTPS)?: Yes. doko-train.jp uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Oct 19, 2026.
Who hosts doko-train.jp?: doko-train.jp is hosted on ODN - SoftBank Corp., JP.
What is doko-train.jp's SEO score?: doko-train.jp scored 70/100 for SEO in the latest analysis (fair).
What is doko-train.jp's overall website score?: doko-train.jp has an overall SiteGraph score of 77/100, combining SEO, performance, security, and accessibility.