indexo.dev

cardiacengineering.com

.com crawl

First seen 2026-04-17 · Last seen 2026-05-12 · ok HTTP/1.1 200 1596 ms crawled 2026-05-12

US · 108.167.181.193 · AS19871 Network Solutions, LLC

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Cardiac Engineering.com

Technology

Server
Apache

Registration

Registrar
Tucows Domains Inc.
Created
1999-03-18
Expires
2027-03-18 303 days left
Updated
2026-02-26
Name servers
  • ns8393.hostgator.com
  • ns8394.hostgator.com

DNS records live

NS
  • ns8393.hostgator.com
  • ns8394.hostgator.com
MX
  • 0 cardiacengineering.com

Email authentication weak

SPF
v=spf1 a mx include:websitewelcome.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAznw9mycWiR/4Llm6dVj5vBvnGvmIwMdGW93rTrrAckJwC03+r2wr5xq888lx+PsWPgjC2eh25ThTOf…
selectors probed

Certificate (current)

R13
from 2026-03-12 to 2026-06-10
Expires in 22 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://cardiacengineering.com/

present
  • content-security-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
content-security-policy
upgrade-insecure-requests

Links to (6)

Linked from (2)