indexo.dev

smsb.co

.co crawl

First seen 2026-04-13 · Last seen 2026-05-02 · ok HTTP/1.1 200 643 ms crawled 2026-05-07

US · 13.33.235.123 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title
SMSB.co - Text Marketing Shortener

Technology

CDN
Amazon CloudFront
Server
AmazonS3
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • code.jquery.com×1
  • fonts.googleapis.com×1

Contact

Email

DNS records live

NS
  • ns-1014.awsdns-62.net
  • ns-1299.awsdns-34.org
  • ns-1961.awsdns-53.co.uk
  • ns-201.awsdns-25.com
MX
  • 10 mxa.mailgun.org
  • 10 mxb.mailgun.org

Email authentication partial

SPF
v=spf1 include:mailgun.org ~all
softfail (~all)
DMARC
not published
DKIM
  • k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0X+nVm9jcZI89CF+BvrjuoDpuaWuuVB1u3eQq4gEL0IkMXj13EC/6Ja2mOiIqa14+imba4opPTTE6VipDNBhMhIeAJrL…
selectors probed

Certificate (current)

Amazon RSA 2048 M01
from 2026-02-04 to 2027-03-05
Expires in 288 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)