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m3.com

<日本最大級>医師向け最新医学・医療情報サイト | m3.com

Last scanned Jul 30, 2026, 11:00 AM · 11 views

84

Overall score

Great

Summary

医師のための総合医療情報ならm3.com。日々の診療や臨床・医学研究に役立つ医薬品情報、医療ニュース、学会情報、医学文献検索、医師掲示板、求人募集・転職情�… This website uses Apache. SEO is fair (55/100) and accessibility is good (85/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.

医師のための総合医療情報ならm3.com。日々の診療や臨床・医学研究に役立つ医薬品情報、医療ニュース、学会情報、医学文献検索、医師掲示板、求人募集・転職情報、薬剤検索、医院開業・経営・集患ノウハウなど医師専用コンテンツが充実

Top issues to fix

12 issues found · 1 high priority

  • Missing viewport meta tag

    Accessibility

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

  • 3 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • 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.

+6 more issues — details in the sections below.

55

SEO

8 issue(s) found

100

Performance

481 ms

100

Security

HTTPS & header checks

85

Accessibility

2 issue(s) found

Score history

+7 overall since Jul 23, 2026

Overall
84
SEO
55
Security
100
Performance
100
Accessibility
85

Organization

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

医師のための総合医療情報ならm3.com。日々の診療や臨床・医学研究に役立つ医薬品情報、医療ニュース、学会情報、医学文献検索、医師掲示板、求人募集・転職情報、薬剤検索、医院開業・経営・集患ノウハウなど医師専用コンテンツが充実

Meta tags

Title
<日本最大級>医師向け最新医学・医療情報サイト | m3.com
Description
医師のための総合医療情報ならm3.com。日々の診療や臨床・医学研究に役立つ医薬品情報、医療ニュース、学会情報、医学文献検索、医師掲示板、求人募集・転職情報、薬剤検索、医院開業・経営・集患ノウハウなど医師専用コンテンツが充実
Canonical
Language
Charset
UTF-8
Viewport
Robots meta
noodp,noydir
Manifest
https://s.m3img.com/atlas/1.0.0/manifest/www.manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
—
og:description
—
og:type
—
og:url
—

Twitter Card

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

Technologies

Detected frameworks, languages, and tools.

jQueryApache

Hosting & CDN

Hosting provider
—
CDN provider
—
IP address
—
ASN
—

DNS records

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

TLS / SSL certificate

Version
TLS 1.2
Issuer
Amazon
Subject
www.m3.com
Valid from
Feb 14, 2026
Valid to
Mar 14, 2027
Days until expiry
227
SAN domains
www.m3.com

Security headers

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

Compression: gzip · 3 cookie(s) observed

Content & assets

Headings

H1 2 · H2 8 · H3 36

Links

19 internal · 40 external · 20 broken

Images

17 total · 3 missing alt

Scripts / Styles

16 scripts · 4 stylesheets

JS / CSS size

5.1 KB · 0 B

Page size

62.6 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
  • Missing OpenGraph tags
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • Missing <html lang> attribute
  • Missing viewport meta tag

Scan details

Requested URL
https://m3.com
Final URL
https://www.m3.com/open/login?
HTTP status
200
HTTP version
HTTP/2
Response time
480 ms
HTML size
62.6 KB
Redirect chain
https://m3.com → https://www.m3.com/ → https://www.m3.com/open/login?

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does m3.com use?
m3.com is built with jQuery, Apache.
Is m3.com secure (HTTPS)?
Yes. m3.com uses TLS 1.2 with a certificate issued by Amazon, valid until Mar 14, 2027.
Who hosts m3.com?
Hosting provider information for m3.com is not available yet.
What is m3.com's SEO score?
m3.com scored 55/100 for SEO in the latest analysis (fair).
What is m3.com's overall website score?
m3.com has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
Has m3.com's score changed over time?
m3.com's overall score has improved by 7 points (from 77 to 84) since Jul 23, 2026.