mattermost.com
Mattermost | Collaboration Platform for Mission Critical Work
Last scanned Aug 1, 2026, 3:00 AM · 9 views
Overall score
Excellent
Summary
Accelerate your mission critical workflow by integrating people, processes, tools and AI infrastructure on a resilient and adaptable platform. This website uses WordPress behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Accelerate your mission critical workflow by integrating people, processes, tools and AI infrastructure on a resilient and adaptable platform.
Top issues to fix
4 issues found
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
237 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 25, 2026
- Overall
- 96
- SEO
- 85
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Accelerate your mission critical workflow by integrating people, processes, tools and AI infrastructure on a resilient and adaptable platform.
Meta tags
- Title
- Mattermost | Collaboration Platform for Mission Critical Work
- Description
- Accelerate your mission critical workflow by integrating people, processes, tools and AI infrastructure on a resilient and adaptable platform.
- Canonical
- https://mattermost.com/
- Language
- en-US
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Google Trust Services
- Subject
- mattermost.com
- Valid from
- Jun 16, 2026
- Valid to
- Sep 14, 2026
- Days until expiry
- 44
- SAN domains
- mattermost.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 24 · H3 6
Links
69 internal · 25 external · 20 broken
Images
46 total · 0 missing alt
Scripts / Styles
13 scripts · 0 stylesheets
JS / CSS size
4.4 KB · 78.8 KB
Page size
214 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
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://mattermost.com
- Final URL
- https://mattermost.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 233 ms
- HTML size
- 214 KB
- Redirect chain
- https://mattermost.com
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does mattermost.com use?
- mattermost.com is built with WordPress, Google Analytics.
- Is mattermost.com secure (HTTPS)?
- Yes. mattermost.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 14, 2026.
- Who hosts mattermost.com?
- Hosting provider information for mattermost.com is not available yet.
- What is mattermost.com's SEO score?
- mattermost.com scored 85/100 for SEO in the latest analysis (great).
- What is mattermost.com's overall website score?
- mattermost.com has an overall SiteGraph score of 96/100, combining SEO, performance, security, and accessibility.
- Has mattermost.com's score changed over time?
- mattermost.com's overall score has declined by 3 points (from 99 to 96) since Jul 25, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card