What technology does umin.ac.jp use?

umin.ac.jp is built with Apache.

Is umin.ac.jp secure (HTTPS)?

Yes. umin.ac.jp uses TLS 1.3 with a certificate issued by SECOM Trust Systems CO.,LTD., valid until Feb 19, 2027.

Who hosts umin.ac.jp?

umin.ac.jp is hosted on UTnet - The University of Tokyo, JP.

What is umin.ac.jp's SEO score?

umin.ac.jp scored 60/100 for SEO in the latest analysis (fair).

What is umin.ac.jp's overall website score?

umin.ac.jp has an overall SiteGraph score of 72/100, combining SEO, performance, security, and accessibility.

umin.ac.jp

UMIN 401 Unauthorized | 認証に失敗しました

Last scanned Jul 26, 2026, 5:18 AM

Overall score

Fair

Summary

This website uses Apache hosted on UTnet - The University of Tokyo, JP. SEO is fair (60/100) and accessibility is excellent (100/100). Security scores poor (35/100) and performance excellent (100/100). Top issue: Missing meta description.

Japan

Hosted on UTnet - The University of Tokyo, JP

Top issues to fix

10 issues found · 3 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
Missing X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.

+4 more issues — details in the sections below.

SEO

6 issue(s) found

100

Performance

418 ms

Security

HTTPS & header checks

100

Accessibility

0 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.

Meta tags

Title: UMIN 401 Unauthorized | 認証に失敗しました
Description
Canonical
Language: ja
Charset: utf-8
Viewport: width=device-width
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

Apache

Hosting & CDN

Hosting provider: UTnet - The University of Tokyo, JP
CDN provider: —
IP address: 130.69.92.10
ASN: AS2501 (UTnet - The University of Tokyo, JP)

DNS records

Type	Value
A	130.69.92.10
AAAA	—
MX	mailgw.umin.ac.jp
TXT	google-site-verification=xR7VNy0VZWXBo71NTMR4jKzU6U8Tcu3baafEzuCAsjc v=spf1 +ip4:130.69.92.0/24 +ip4:130.69.94.0/24 ~all
NS	db.umin.ac.jp ilsa.umin.ac.jp
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: SECOM Trust Systems CO.,LTD.
Subject: center2.umin.ac.jp
Valid from: Jan 20, 2026
Valid to: Feb 19, 2027
Days until expiry: 205
SAN domains: center2.umin.ac.jp

Security headers

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

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 1 · H3 2

Links

7 internal · 1 external · 1 broken

Images

11 total · 0 missing alt

Scripts / Styles

1 scripts · 3 stylesheets

JS / CSS size

0 B · 0 B

Page size

5.4 KB

Robots.txt & Sitemap

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

SEO issues

Missing meta description
Missing canonical link
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://umin.ac.jp
Final URL: https://umin.ac.jp
HTTP status: 401
HTTP version: HTTP/2
Response time: 418 ms
HTML size: 5.4 KB
Redirect chain: https://umin.ac.jp

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does umin.ac.jp use?: umin.ac.jp is built with Apache.
Is umin.ac.jp secure (HTTPS)?: Yes. umin.ac.jp uses TLS 1.3 with a certificate issued by SECOM Trust Systems CO.,LTD., valid until Feb 19, 2027.
Who hosts umin.ac.jp?: umin.ac.jp is hosted on UTnet - The University of Tokyo, JP.
What is umin.ac.jp's SEO score?: umin.ac.jp scored 60/100 for SEO in the latest analysis (fair).
What is umin.ac.jp's overall website score?: umin.ac.jp has an overall SiteGraph score of 72/100, combining SEO, performance, security, and accessibility.