indexo.dev

3909.co

.co crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1359 ms crawled 2026-05-18

US · 172.67.190.212 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
3909
Description
3909
Language
en

Technology

CDN
Cloudflare
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

DNS records live

NS
  • greg.ns.cloudflare.com
  • may.ns.cloudflare.com
MX
  • 10 in1-smtp.messagingengine.com
  • 20 in2-smtp.messagingengine.com
TXT
  • MS=ms44159367

Email authentication partial

SPF
v=spf1 include:spf.messagingengine.com ?all
neutral (?all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-05 to 2026-08-03
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://3909.co/

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

Links to (3)

Linked from (2)