Open
Cached
·
just now
88/100
SECURITY SCORE
Certificate Information
Subject
CN=zip.co
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
December 20, 2025
Valid Until
March 20, 2026
75 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
82:6D:5C:B2:3D:21:58:C2:4E:27:A8:0A:54:87:A3:61:B5:03:78:C6:12:A8:D5:33:67:22:F5:2C:8A:98:63:7A
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31536000; preload
Content-Security-Policy
Good
default-src; script-src; style-src; +10 more
default-src 'self' https://videos.ctfassets.net; script-src 'self' 'nonce-ZjIyYThmNDktODVkZS00MTQ0LWFmMjktNzcwZWU2M2Q0ZTcw' 'strict-dynamic' https://px.ads.linkedin.com https://zip.co https://dok.js-cdn.dynatrace.com https://snap.licdn.com https://connect.facebook.net https://bat.bing.com https://cdn.segment.com https://cdn.cookielaw.org https://*.onetrust.com https://www.google.com/recaptcha/ https://www.googletagmanager.com; style-src 'self' 'unsafe-inline' https://zip.co https://static.zip.co https://cdn.cookielaw.org https://*.onetrust.com; img-src 'self' blob: data: https://res.cloudinary.com https://images.ctfassets.net https://www.googletagmanager.com https://px.ads.linkedin.com https://www.facebook.com https://www.google.com/pagead/ https://googleads.g.doubleclick.net https://bat.bing.com https://static.intercomassets.com https://js.intercomcdn.com https://downloads.intercomcdn.com https://www.linkedin.com https://*.clickagy.com https://us-u.openx.net https://idsync.rlcdn.com https://p.veritone-ce.com https://i.liadm.com https://arttrk.com https://zip.co https://px.ads.linkedin.com https://rp.liadm.com https://aorta.clickagy.com https://idx.liadm.com https://*.reddit.com https://cdn.cookielaw.org https://www.google.gg https://www.googleadservices.com https://www.google.com/ccm/collect; font-src 'self' https://static.zip.co https://fonts.gstatic.com https://fonts.intercomcdn.com https://px.ads.linkedin.com; connect-src 'self' https://zip.co https://site.us.zip.co https://zipsite.dev.us.quadpay.xyz https://cdn.optimizely.com https://cdn.segment.com https://api.segment.io https://logx.optimizely.com https://*.google-analytics.com https://px.ads.linkedin.com https://www.google.com/pagead/ https://google.com/pagead/ https://analytics.tiktok.com https://js.zi-scripts.com https://ws.zoominfo.com https://api-iam.intercom.io wss://nexus-websocket-a.intercom.io https://bf53439ypj.bf.dynatrace.com https://rum.browser-intake-us3-datadoghq.com https://*.clickagy.com https://www.googleadservices.com https://*.tiktokw.us https://www.facebook.com https://*.pardot.com https://insight.adsrvr.org https://rp.liadm.com https://aorta.clickagy.com https://idx.liadm.com https://*.reddit.com https://*.redditstatic.com https://cdn.cookielaw.org https://*.onetrust.com https://api.dev.us.zip.co https://api.us.zip.co https://www.google.gg https://www.google.com/ccm/collect https://www.google.com/recaptcha/ https://www.googletagmanager.com https://www.google.com; worker-src 'self' blob:; object-src 'none'; frame-src 'self' https://www.youtube.com https://www.googletagmanager.com https://td.doubleclick.net https://*.adsrvr.org https://rp.liadm.com https://www.google.com; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; upgrade-insecure-requests;
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Strengthen CSP by removing 'unsafe-eval'
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports