indexo.dev

emailhero.io

.io crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 2979 ms crawled 2026-05-16

US · 13.33.235.15 · AS16509 Amazon.com, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Email Hero | Centralized Newsletter Operations for Modern Publishers
Description
Increase subscriptions, engagement, and ad revenue. Create new niche newsletters quickly, and launch experiments rapidly while maintaining brand consistency.
Language
en
Canonical
https://emailhero.io/features/email-template-builder/

Open Graph

url
https://emailhero.io/features/email-template-builder/
title
Email Hero | Centralized Newsletter Operations for Modern Publishers
locale
en_US
site name
emailhero.io
description
Increase subscriptions, engagement, and ad revenue. Create new niche newsletters quickly, and launch experiments rapidly while maintaining brand consistency.

Technology

CDN
Amazon CloudFront
Server
AmazonS3
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • static.hsappstatic.net×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ns-1137.awsdns-14.org
  • ns-178.awsdns-22.com
  • ns-1862.awsdns-40.co.uk
  • ns-624.awsdns-14.net
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
TXT
  • atlassian-domain-verification=osi7n0hB0aeiJtXM3qUVe009VqSKe1oajKKIIHwpWS77Fcxz2Fma6NtVz5gJQqvo
  • google-site-verification=SMzPr0FzKtLyeHFTcABHCHMLScWLDSK2uHsSie27_AU
  • google-site-verification=VOfuR95f4OvM5HjG-_T_Oe8ru_AVwkKwVNW46p3O1BM

Email authentication weak

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

Certificate (current)

Amazon RSA 2048 M01
from 2025-11-19 to 2026-12-19
Expires in 214 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://emailhero.io/

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

Links to (1)

Linked from (1)