indexo.dev

mailblue.io

.io crawl

First seen 2026-05-20 · Last seen 2026-05-30 · ok HTTP/1.1 200 1462 ms crawled 2026-05-27

NL · 185.133.88.34 · AS12595 Onworx BV

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Home - MailBlue
Description
Visual email marketing& CRM software that helps your business grow. Join over 10.000 entrepreneurs who are using ActiveCampaign with MailBlue Experience.
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://mailblue.io/
Feeds

Open Graph

url
https://mailblue.io/
title
Home - MailBlue
locale
en_US
site name
MailBlue
description
Visual email marketing& CRM software that helps your business grow. Join over 10.000 entrepreneurs who are using ActiveCampaign with MailBlue Experience.

Technology

Server
LiteSpeed
CMS
WordPress 6.9.4
jQuery
3.7.1
Fonts
  • Adobe Fonts
Third-party hosts loaded (9)
  • forward.ootbg.nl×3
  • assets.calendly.com×2
  • cdn.elementor.com×2
  • dev.visualwebsiteoptimizer.com×2
  • mailblue.nl×2
  • static.zdassets.com×2
  • gmpg.org×1
  • sst.mailblue.nl×1
  • use.typekit.net×1

Social

Contact

Email
Phone

DNS records live

NS
  • alaric.ns.cloudflare.com
  • monroe.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
TXT
  • v=spf1amxinclude:mail.zendesk.cominclude:_spf.google.cominclude:emsd1.com-all
Verified for
  • Apple
  • Google

Email authentication weak

SPF
v=spf1amxinclude:mail.zendesk.cominclude:_spf.google.cominclude:emsd1.com-all
missing all
DMARC
v=DMARC1
no policy tag
DKIM
  • google: v=DKIM1
selectors probed

Certificate (current)

E8
from 2026-04-06 to 2026-07-05
Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (6)

Linked from (2)