indexo.dev

mailsift.com

.com dns crawl

First seen 2026-05-02 · Last seen 2026-05-12 · ok HTTP/1.1 200 1553 ms crawled 2026-05-08

US · 188.114.96.3 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Description
Cost effective Anti-spam Service for Exchange Server and other email servers.

Technology

CDN
Cloudflare

Registration

Registrar
Tucows Domains Inc.
Created
2003-07-09
Expires
2027-07-09 416 days left
Updated
2024-06-05
Name servers
  • michelle.ns.cloudflare.com
  • stan.ns.cloudflare.com

DNS records live

NS
  • michelle.ns.cloudflare.com
  • stan.ns.cloudflare.com
MX
  • 10 mx6.mailsift.com
  • 11 mx2.mailsift.com
  • 12 mx4.mailsift.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-04 to 2026-07-03
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mailsift.com/

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

Links to (1)