3306-db.org
HTML metadata
Technology
- Fonts
-
- Google Fonts
Third-party hosts loaded (5)
- cdn.jsdelivr.net×3
- www.gstatic.com×3
- fonts.googleapis.com×2
- fonts.gstatic.com×1
- secure.gravatar.com×1
Social
Contact
Registration
- Registrar
- NameCheap, Inc.
- Created
- 2026-01-15
- Expires
- 2027-01-15 240 days left
- Updated
- 2026-01-20
- Name servers
-
- dns1.registrar-servers.com
- dns2.registrar-servers.com
DNS records live
- NS
-
- dns1.registrar-servers.com
- dns2.registrar-servers.com
- MX
-
- 10 in1-smtp.messagingengine.com
- 20 in2-smtp.messagingengine.com
- TXT
-
firebase=open-letter-apphosting-site=open-letter-app
Email authentication strong
- SPF
-
v=spf1 include:_spf.firebasemail.com include:spf.messagingengine.com ~allsoftfail (~all) - DMARC
-
v=DMARC1;p=quarantine;pct=100;rua=mailto:dmarc@m.vtk.one;ri=86400;fo=1;policy: quarantine - DKIM
- no key found at common selectors
Certificate (current)
WR3
Expires in 54 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- x-frame-options
- x-content-type-options
- referrer-policy
- permissions-policy
- findings
-
- CSP allows unsafe inline scripts/styles
- CSP uses wildcard sources
Header values
- referrer-policy
strict-origin-when-cross-origin- x-frame-options
DENY- permissions-policy
geolocation=(), camera=(), microphone=(), payment=(), usb=(), magnetometer=(), accelerometer=(), gyroscope=()- x-content-type-options
nosniff- content-security-policy
default-src 'self'; script-src 'self' 'unsafe-inline' https://apis.google.com https://www.gstatic.com https://cdn.jsdelivr.net https://www.googletagmanager.com; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com; font-src 'self' https://fonts.gstatic.com; img-src 'self' data: https://www.gstatic.com https://*.gravatar.com; connect-src 'self' https://identitytoolkit.googleapis.com https://securetoken.googleapis.com https://firestore.googleapis.com https://www.googleapis.com https://*.googleapis.com https://*.firebaseio.com https://*.cloudfunctions.net https://www.gstatic.com https://cdn.jsdelivr.net; frame-src 'self' https://open-letter-app.firebaseapp.com https://*.firebaseapp.com https://*.firebase.com- strict-transport-security
max-age=31556926