centerpointenergy.com

HTML metadata

Title: CenterPoint Energy - Natural Gas Service, Electric Transmission
Language: en-US

Technology

Server: Microsoft-IIS

Analytics

Google Tag Manager

Cookie consent

TrustArc

Third-party hosts loaded (6)

consent.trustarc.com×3
assets.adobedtm.com×1
maxcdn.bootstrapcdn.com×1
www.google.com×1
www.googletagmanager.com×1
www.howsmyssl.com×1

Social

Registration

Registrar

Network Solutions, LLC

Created

2000-12-12

Expires

2033-12-12 2762 days left

Updated

2023-12-12

Name servers

eur7.akam.net
ns1-203.akam.net
ns1-25.akam.net
usc5.akam.net
use1.akam.net
use3.akam.net
usw7.akam.net

DNS records live

NS

ns1-203.akam.net
ns1-25.akam.net
ns1.centerpointenergy.com
ns2.centerpointenergy.com
ns21.centerpointenergy.com
ns3.centerpointenergy.com
ns4.centerpointenergy.com
usc5.akam.net
use1.akam.net
use3.akam.net
use9.akam.net
usw7.akam.net

MX

10 mxa-0001aa01.gslb.pphosted.com
10 mxb-0001aa01.gslb.pphosted.com

TXT

cloudflare_dashboard_sso=62cdcde8d1723f326795778d9200208d
4raTMI5+l4dn4sKbz1yF9HqItjRHcIapfZIcUvTj+Ewgg5jTvZBWSeSBtzfdzdNWlfnIRfK5KCcKmt+T8ZTUCQ==

Verified for

DocuSign
Dynatrace
Microsoft 365
Sitecore

Email authentication strong

SPF

v=spf1 ip4:147.154.8.204 ip4:69.25.227.128/25 ip4:74.217.49.0/25 ip4:64.95.144.196 ip4:54.173.83.138 ip4:107.23.16.222 ip4:152.144.128.0/24 ip4:158.81.8.0/21 ip4:63.67.47.0/24 ip4:138.1.37.172 include:spf.protection.outlook.com include:_spf-dc4.sapsf.com ip4:198.147.32.158 ip4:198.147.34.158 ip4:138.1.127.67 ip4:216.251.248.18 ip4:198.17.11.90 ip4:198.17.11.92 ip4:64.220.234.98 ip4:64.220.234.99 ip4:67.216.176.146 ip4:67.216.176.147 ip4:209.43.57.19 ip4:74.179.243.94 ip4:172.214.67.207 ip4:48.217.23.130 include:sendgrid.net include:_spf.salesforce.com include:ses.onsolve.net include:spf-0001aa01.pphosted.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; pct=50; sp=reject; rua=mailto:dmjifvzy@ag.us.dmarcian.com,mailto:dmarc_rua@emaildefense.proofpoint.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmjifvzy@fr.us.dmarcian.com; fo=1

policy: quarantine · pct=50 · sp=reject

DKIM

Show 5 DKIM selectors

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwM9Gc7TUj0kncAbI7lJFqy2qUftEcdHuw/g5mWDH7EWWTIfPO+pwAHwvCXKRm/N60cPmSrARz68qdj…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu7nAA1BNL7hSDwd1aaYSh9Vvas5hTvPgrePmHl3jYitzOmnbGb1/RE6K56zoIb8NanDd4loR3uPtb7…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApj/aStA0I93KiRR0dmZAOStxykC4wgGtqsh7D93rpnJDjsoBUqA3qlAH99rlks8Q/3ke0gaWBSt7XfPjcf…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxs+Yq11bAd1DKoCwPZAw5dV/1veaD1Nlwl+TG+RLzpbJF6lqASA78GZxYGrxoocmbeHnQ9ytI8JI9jxb4M…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

DigiCert Global G3 TLS ECC SHA384 2020 CA1

from 2025-07-13 to 2026-07-15

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.centerpointenergy.com/en-us/

present

content-security-policy
x-frame-options
x-content-type-options

findings

missing HSTS
CSP uses wildcard sources
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self' teams.microsoft.com *.teams.microsoft.com *.skype.com *.teams.microsoft.us local.teams.office.com *.powerapps.com *.yammer.com *.officeapps.live.com *.office.com *.stream.azure-test.net *.microsoftstream.com *.dynamics.com *.microsoft.com onedrive.live.com *.onedrive.live.com app-calculators.centerpointenergy.com app-forms.centerpointenergy.com prs.centerpointenergy.com publishing.centerpointenergy.com www.centerpointenergy.com;