sfera.com.pl
HTML metadata
Technology
- CDN
- Cloudflare
- CMS
- Gatsby
- Analytics
-
- Google Tag Manager
- Fonts
-
- Google Fonts
Third-party hosts loaded (6)
- cdn.jsdelivr.net×5
- fonts.googleapis.com×2
- unpkg.com×2
- www.googletagmanager.com×2
- fonts.gstatic.com×1
- maps.google.com×1
Social
DNS records live
- NS
-
- jacqueline.ns.cloudflare.com
- lee.ns.cloudflare.com
- MX
-
- 0 sfera-com-pl.mail.protection.outlook.com
- Verified for
-
- Microsoft 365
Email authentication partial
- SPF
-
v=spf1 include:spf.protection.outlook.com -allstrict (-all) - DMARC
-
v=DMARC1; p=none; sp=none; rua=mailto:dmarc-raports@dhosting.plpolicy: none (monitoring only) · sp=none - DKIM
- no key found at common selectors
Certificate (current)
WE1
Expires in 68 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- cross-origin-opener-policy
- findings
-
- short HSTS max-age
- missing Content Security Policy
- missing Permissions Policy
Header values
- referrer-policy
same-origin- x-frame-options
DENY- x-content-type-options
nosniff- strict-transport-security
max-age=60; includeSubDomains; preload- cross-origin-opener-policy
same-origin