indexo.dev

cirrus-link.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 967 ms crawled 2026-05-19

US · 34.174.103.116 · AS396982 Google LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Cirrus Link - Cirrus Link
Description
Learn more about Cirrus Link, co-inventors of MQTT and Sparkplug.
Language
en-US
Canonical
https://cirrus-link.com/
Feeds

Open Graph

url
https://cirrus-link.com/
title
Cirrus Link - Cirrus Link
locale
en_US
site name
Cirrus Link
description
Learn more about Cirrus Link, co-inventors of MQTT and Sparkplug.

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Font Awesome
  • Google Fonts
Third-party hosts loaded (8)
  • cdnjs.cloudflare.com×3
  • use.fontawesome.com×3
  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • forms.zohopublic.com×1
  • gmpg.org×1
  • static.ctctcdn.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
GoDaddy.com, LLC
Created
2012-03-12
Expires
2028-03-12 662 days left
Updated
2025-03-13
Name servers
  • ns61.domaincontrol.com
  • ns62.domaincontrol.com

DNS records live

NS
  • ns61.domaincontrol.com
  • ns62.domaincontrol.com
MX
Show 7 MX records
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
  • 30 aspmx4.googlemail.com
  • 30 aspmx5.googlemail.com
TXT
  • brevo-code:2029e1b738f3a58721ccc525212c6237

Email authentication strong

SPF
v=spf1 include:_spf.google.com include:one.zoho.com include:zcsend.net ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:rua@dmarc.brevo.com
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-08 to 2026-07-07
Expires in 49 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://cirrus-link.com/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (7)

Linked from (2)