Audit: mozilla.org
The site is up · responded in 31 ms
- Outages cost you traffic and rankings while they last, and they rarely happen while you are watching.
On-page SEO
50/100- Page allows indexing
- Title, description, H1 and canonical 6/9 on-page checks pass
What the page carries
Read from www.mozilla.org's homepage in the same request as the checks above. Link counts are for this page only — site-wide depth and orphan pages need a crawl.
| Title | Internet for people, not profit — Mozilla Global 48 chars |
| Structured data | no JSON-LD |
| Images without alt | 10 of 12 |
| Links on this page | 99 internal · 24 external |
| Key pages one click away | none of pricing, contact, about, blog |
Crawlability
83/100- robots.txt present + valid Parsed cleanly · 0 sitemap(s) declared
- Sitemap.xml present No /sitemap.xml at this host
TLS & security
100/100- TLS handshake succeeds
- Certificate not expiring soon 60 days left
Network
83/100- Hostname resolves to an A record 35.190.14.201
- Server header does not leak version
- MX records valid + reachable
- SPF record present v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:_spf.mozilla.com include:_spf.google.com include:spf.fundraiseup.com ~all
- DMARC record present
- DMARC policy enforced p=reject
- DKIM key published selector=google, ~1296-bit
DNS
100/100- A records resolve
- NS records present
- MX records present
- DNS resolvers agree on the same A record 100% of 12 resolvers agree
- Domain registration not expiring soon 123 days left
- Domain is established 28y 7m 8d (1998-01-24)
What changed
1 thing changed on mozilla.org in the last 30 days.
Certificates expire, DNS gets edited, a header goes missing in a deploy. Prove the domain is yours and we watch it on a schedule — free — and email you the moment something moves, so you hear it from us instead of from a customer.
Subdomains discovered 🔒 Pro
454 via Certificate Transparency
We found 454 subdomains for
mozilla.org via Certificate Transparency logs.
Unlock the subdomain list
- See every subdomain discovered via crt.sh CT logs
- Click any subdomain to audit it (separate report)
- Useful for security recon + asset inventory
Tech stack detected
3 technologies · Pro: track changes over time →Signature-based identification from the public homepage. Pattern set is fixed; nothing is sent to third parties.
Analytics
- Google Analytics
CDN
- Fastly
Server
- Header value granian
A certificate that expires on Tuesday should not wait until Friday. Prove a domain is yours and we check it free, once a week, emailing you anything that changed. Pro checks it once a day, looks at every host on the domain, and keeps 365 days of history — so you hear about a problem in hours rather than days.
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