indexo.dev

gimnasiocontemporaneo.edu.co

.co crawl

First seen 2026-05-31 · Last seen 2026-05-31 · ok HTTP/1.1 200 526 ms crawled 2026-06-01

US · 45.60.22.142 · AS19551 Incapsula Inc

Reputation 87/100 weak security headers no dmarc policy

Classifying

DNS records live

NS
  • ns8171.hostgator.com
  • ns8172.hostgator.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • GlobalSign
  • Google

Email authentication weak

SPF
v=spf1 a mx include:websitewelcome.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

GlobalSign Atlas R3 DV TLS CA 2025 Q4
from 2025-12-08 to 2026-06-06
Expires in 5 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://gimnasiocontemporaneo.edu.co/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)