indexo.dev

colombojaponesa.edu.co

.co crawl

First seen 2026-05-31 · Last seen 2026-05-31 · pending HTTP 403 crawled 2026-06-01

US · 172.67.137.190 · AS13335 Cloudflare, Inc.

Reputation 86/100 spf without fallback dmarc monitor-only

cloudflare bot challenge

DNS records live

NS
  • leah.ns.cloudflare.com
  • tom.ns.cloudflare.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
  • Google
  • Yandex

Email authentication weak

SPF
v=spf1 redirect=_spf.yandex.net
missing all
DMARC
v=DMARC1; p=none; rua=mailto:educacion@colombojaponesa.edu.co
policy: none (monitoring only)
DKIM
  • mail: v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnLjeHVGX7z9TZq4FcdtndE0YEOCyMsdQjT7q4CJjhHiiOE8HYWZK1evS7A6gaYGNnLbYoi/o72AULD…
selectors probed

Certificate (current)

WE1
from 2026-04-22 to 2026-07-21
Expires in 50 days

Full certificate history on crt.sh ↗

Linked from (1)