club-os.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 1622 ms crawled 2026-05-13

US · 18.165.122.9 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: ClubOS: Gym Management Software
Description: ClubOS offers market-leading gym management software, helping fitness businesses streamline operations, boost revenue, and improve member engagement. Trusted by top gyms, ClubOS simplifies management so you can focus on growth and success.
Language: en
Generator: HubSpot
Canonical: https://www.club-os.com

Open Graph

url: https://www.club-os.com
title: ClubOS: Gym Management Software
description: ClubOS offers market-leading gym management software, helping fitness businesses streamline operations, boost revenue, and improve member engagement. Trusted by top gyms, ClubOS simplifies management so you can focus on growth and success.

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (5)

fonts.googleapis.com×2
www.googletagmanager.com×2
7052064.fs1.hubspotusercontent-na1.net×1
cdn.mgln.ai×1
code.jquery.com×1

Social

Registration

Registrar

Amazon Registrar, Inc.

Created

2011-01-10

Expires

2027-01-10 235 days left

Updated

2025-12-06

Name servers

ns-1248.awsdns-28.org
ns-2032.awsdns-62.co.uk
ns-301.awsdns-37.com
ns-530.awsdns-02.net

DNS records live

NS

ns-1248.awsdns-28.org
ns-2032.awsdns-62.co.uk
ns-301.awsdns-37.com
ns-530.awsdns-02.net

MX

0 coalitionsecuritygroup-mx1.titanhq.com
5 clubos-com01b.mail.protection.outlook.com

TXT

Show 4 TXT records

facebook-domain-verification=sildf5lb76bubteriy6j27nwaa85g8
google-site-verification=NQHe9O8Zz9ZZ5FBRgmBE99yZGMrTjiCPxAKBTELZqRw
knowbe4-site-verification=fdece2907fb4aa70e6cd517e05c01b4c
MS=ms44771557

Email authentication partial

SPF

v=spf1 a mx include:_spf.elasticemail.com include:amazonses.com include:mail.zendesk.com include:2527762.spf04.hubspotemail.net include:spf.protection.outlook.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; rua=mailto:dmarc_aggregate_analyser+8d9dc110de143a849a48baf0093f6115@zerobounce.net,mailto:dmarc@club-os.io; ruf=mailto:dmarc_forensics_analyser+8d9dc110de143a849a48baf0093f6115@zerobounce.net,mailto:dmarc@club-os.io; fo=1; pct=100;

policy: none (monitoring only)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwj8oZcGdP4EHpg+yMxslTXpZDAK7+l60fXU7CtJl3AibwQSI1fPz8wZw+8z/xCsaPGhA1LS0b8Qyix…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4hmmbKeCXpt/M8yQUMmZ2DtYGIa0c8VvVCxNaQk/AxbuC9piT7NC/c99Kj9GHNhjSqdZ79l+cMyxji…
smtpapi: k=rsa;t=s;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76yo…

selectors probed

Certificate (current)

Amazon RSA 2048 M01

from 2025-09-23 to 2026-10-23

Expires in 156 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://www.club-os.com/

present

strict-transport-security
content-security-policy
x-content-type-options
referrer-policy

findings

missing frame protection
missing Permissions Policy

Header values

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