antennagroup.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 3628 ms crawled 2026-05-14

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 100/100

Classifying

HTML metadata

Title: Global Marketing & Communications Agency | Antenna Group
Description: Antenna is a leading climate communications and creative marketing agency helping conscious brands drive impact in real estate, health, energy, and innovation.
Language: en

Open Graph

title: Global Marketing & Communications Agency | Antenna Group
description: Antenna is a leading climate communications and creative marketing agency helping conscious brands drive impact in real estate, health, energy, and innovation.

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (10)

cdn.prod.website-files.com×87
cdn.jsdelivr.net×7
static.claydar.com×2
api.claydar.com×1
cdn.claydar.com×1
d3e54v103j8qbb.cloudfront.net×1
js.hs-scripts.com×1
js.hubspotfeedback.com×1
web-sdk.smartlook.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

GoDaddy.com, LLC

Created

1997-01-30

Expires

2028-01-31 620 days left

Updated

2022-11-01

Name servers

ns27.domaincontrol.com
ns28.domaincontrol.com

DNS records live

NS

ns27.domaincontrol.com
ns28.domaincontrol.com

MX

10 mx-cluster-usa01.hornetsecurity.com
20 mx-cluster-usa02.hornetsecurity.com
30 mx-cluster-usa03.hornetsecurity.com
40 mx-cluster-usa04.hornetsecurity.com

TXT

v=verifydomain MS=9767535
intacct-esk=0CDEEB49E6502902E0633B06790A7898
0ed1fe018a1f8970ea2103486c87ef67e944ced4ab

Verified for

Apple
Atlassian
Canva
Google
Microsoft 365
Zapier

Email authentication strong

SPF

v=spf1 ip4:54.240.14.48 ip4:54.240.14.47 ip4:54.240.14.46 ip4:54.240.14.45 include:spf.hornetsecurity.com include:_spf.intacct.com include:_spf.sendergen.com include:mg-spf.greenhouse.io include:spf.protection.outlook.com include:email.prnewswire.com include:1744898.spf03.hubspotemail.net ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@antennagroup.com; ruf=mailto:dmarc-reports@antennagroup.com; adkim=r; aspf=r;

policy: quarantine

DKIM

Show 5 DKIM selectors

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwrUOEQtx0a57XYch/mUGNA4PoI1rtXVHVhIKrcHxQOjI04zNiJUq24p09VyOcZ3kUGQ1zvmASM4BWe…
selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3uq6/xilp9HtVAtSYPqWqeRBbnNmJGWoMLXV2k/eNmUveRKMXzj82WAZFucM8+fkvvP7QMZIsk0NZQ…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvuEN+/G+3naJT7jKQXkBvlzo4Et52gE4TNdT1z2aE1qfNgVnWngErmhq+FXZvFTUQd0s2cZENRpqUU…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

WE1

from 2026-04-23 to 2026-07-22

Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.antennagroup.com/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=31536000; includeSubDomains; preload