indexo.dev

poligran.edu.co

.co crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 1046 ms crawled 2026-05-07

US · 104.26.2.107 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

Technology

CDN
Cloudflare
Analytics
  • Cloudflare Insights

Third-party hosts loaded (1)

  • static.cloudflareinsights.com×1

DNS records live

NS
  • glen.ns.cloudflare.com
  • meg.ns.cloudflare.com
MX
  • 0 poligran-edu-co.mail.protection.outlook.com
TXT
Show 6 TXT records
  • 4598f18de0a26bd3ac30ccecb235d34fac3c23545d9fc75375ed6c410ce5f103
  • 921r9kmbgutrrob8jr8jgbd7gj
  • h1g6u4v5l2quetrkov23if14jt
  • include:44653797.spf02.hubspotemail.net
  • upmich0ekefanhnnmhhfbj95d9
  • verification=weIV55-iaCIMn6N5GcTw7V9XFTSGreYEQ1L7OBEaXs4

Email authentication strong

SPF
v=spf1 ip4:23.143.96.1 ip4:190.131.241.185 ip4:66.231.226.1 ip4:208.39.105.123 ip4:45.192.18.4 include:spf.protection.outlook.com include:servers.mcsv.net include:amazonses.com include:44653797.spf02.hubspotemail.net -all
strict (-all)
DMARC
v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@poligran.edu.co; ruf=mailto:dmarc@poligran.edu.co; fo=1; sp=reject; aspf=s; adkim=s
policy: reject (enforced) · sp=reject
DKIM
Show 5 DKIM selectors
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDEVKzwUAN2p6uzmBUuQFPZ75vrv61F9cgDBCZ85bPdiBLCTqje77pCuJWXaXf+wOHcHRk1Pxr7GO1RuJmJEk…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwtK/K4761D7Pcl7eGxxlyxm/QG1jHRzINxmocD6DufHyJd1gXk5euOMCnTqzcrfo2FCb45M/J1fTiV…
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv7XdLW2gSarEqgBhGQd2+sHWgihEqf3CkVivoV2KjQg14zD5qcx7fbkzA9jae94Qj6Dhq0f4OW/3fMdicN…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQChtf27TuSfe3hb5hQvZ6OCfcIrLgX+zm9O4pT/DpKvRczLBnK5XEQ+gmA8Ql+ipg4r8/Ok204Mq20qRjn5B1XsNB…
selectors probed

Certificate (current)

WE1
from 2026-03-16 to 2026-06-14
Expires in 25 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (2)