kumomta.com

.com crawl

First seen 2026-05-08 · Last seen 2026-05-19 · ok HTTP/1.1 200 1207 ms crawled 2026-05-15

US · 199.60.103.79 · AS209242 Cloudflare London, LLC

Reputation 100/100

Classifying

HTML metadata

Title: KumoMTA - Enterprise Open-Source On-Prem/Private Cloud MTA
Description: KumoMTA is the open-source email infrastructure for enterprises and high-volume senders who want control and continuity without the risk, volatility, or pricing shocks that come with commercial providers.
Language: en
Generator: HubSpot
Canonical: https://kumomta.com

Open Graph

url: https://kumomta.com
title: KumoMTA - Enterprise Open-Source On-Prem/Private Cloud MTA
description: KumoMTA is the open-source email infrastructure for enterprises and high-volume senders who want control and continuity without the risk, volatility, or pricing shocks that come with commercial providers.

Technology

CDN: Cloudflare
CMS: Joomla

Analytics

Google Tag Manager

Third-party hosts loaded (2)

code.jquery.com×1
www.googletagmanager.com×1

Social

Contact

Address: st releases, features, and news around KumoMTA.© 2026

Registration

Registrar

Domain.com - Network Solutions, LLC

Created

2023-02-08

Expires

2027-02-08 263 days left

Updated

2026-01-19

Name servers

ns-1078.awsdns-06.org
ns-14.awsdns-01.com
ns-1851.awsdns-39.co.uk
ns-804.awsdns-36.net

DNS records live

NS

ns-1078.awsdns-06.org
ns-14.awsdns-01.com
ns-1851.awsdns-39.co.uk
ns-804.awsdns-36.net

MX

1 smtp.google.com

TXT

Show 4 TXT records

76ba154f9d84d7fe
include:24054978.spf06.hubspotemail.net -all
include:ip4:158.247.28.15
linkedin-site-verification=0d59ee5b-4828-48a3-ae78-0e2490208344

Verified for

Google

Email authentication strong

SPF

v=spf1 include:24054978.spf06.hubspotemail.net include:_spf.google.com ~all

softfail (~all)

DMARC

v=DMARC1;p=reject;rua=mailto:tom@kumomta.com,mailto:289e63b4c0@rua.easydmarc.us;ruf=mailto:289e63b4c0@ruf.easydmarc.us;fo=1;

policy: reject (enforced)

DKIM

k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

WE1

from 2026-03-26 to 2026-06-24

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://kumomta.com/

present

strict-transport-security
content-security-policy
referrer-policy

findings

missing frame protection
missing content type protection
missing Permissions Policy

Header values

referrer-policy: no-referrer-when-downgrade
content-security-policy: upgrade-insecure-requests
strict-transport-security: max-age=31536000