healthchecks.io
HTML metadata
Technology
- Server
- nginx
- CMS
- Gatsby
Third-party hosts loaded (1)
- fosstodon.org×1
DNS records live
- NS
-
- elle.ns.cloudflare.com
- greg.ns.cloudflare.com
- MX
-
- 10 in1-smtp.messagingengine.com
- 20 in2-smtp.messagingengine.com
- Verified for
-
- Meta
- Twilio
- Yandex
Email authentication strong
- SPF
-
v=spf1 a:mail.healthchecks.io include:spf.braintreegateway.com include:spf.messagingengine.com -allstrict (-all) - DMARC
-
v=DMARC1; p=reject; pct=100; rua=mailto:re+icdu3yesl3p@dmarc.postmarkapp.com; aspf=rpolicy: reject (enforced) - DKIM
-
- mail:
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwvT9bU+EXi14+wUzrjEnc/RHNersOWhqozdT2EHEEh4zcJ0a4erLHZ1UUBnZj8AmMfcEZdJYE/lvUZ…
selectors probed - mail:
Certificate (current)
Sectigo Public Server Authentication CA DV E36
Expires in 149 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- cross-origin-opener-policy
- findings
-
- missing Content Security Policy
- missing Permissions Policy
Header values
- referrer-policy
strict-origin-when-cross-origin- x-frame-options
DENY- x-content-type-options
nosniff- strict-transport-security
max-age=31536000; includeSubDomains; preload- cross-origin-opener-policy
same-origin