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Gridlode
Rank #3,690Updated November 10, 2026

heroku.com

Heroku | The Cloud Application Platform For Developers

heroku.com is registered with MarkMonitor Inc. since June 15, 2007 (19.4 years). The registration expires on June 15, 2027. The site runs on WordPress, Parse.ly, cdnjs and 14 other technologies. Its email security grade is B. Its SSL certificate is issued by Let's Encrypt and is valid for 88 more days.

Domain age
19.4 yrs
Technologies
17
Email security
B
SSL days left
88

Registration

RegistrarMarkMonitor Inc.
IANA ID292
RegisteredJune 15, 2007
ExpiresJune 15, 2027
UpdatedMarch 31, 2026
Statusclient delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Name serversdns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.herokudns.net, ns02.herokudns.net, ns03.herokudns.net, ns04.herokudns.net
DNSSECNot signed

DNS records

TypeValueTTL
A192.0.66.110198
MXsmtp.google.com 1450
NSdns1.p01.nsone.net450
NSdns2.p01.nsone.net450
NSdns3.p01.nsone.net450
NSdns4.p01.nsone.net450
NSns01.herokudns.net450
NSns02.herokudns.net450
NSns03.herokudns.net450
NSns04.herokudns.net450
TXT36fded18-0a5e-4a1f-b182-d2e4cfb54606450
TXTgoogle-site-verification=0lwG2NjL9452N97Edm9qR-fw8FyHVWarr4WKwWKIoSA450
TXTgoogle-site-verification=8HRJpo1MsC3G8GZpZiEWM5yXbzFB8NKa38O6ZjuTc-w450
TXTgoogle-site-verification=QcdPdtjwxX00md2JRjCmkUdHsTHh4IIe2AZXcO6sFqI450
TXTgoogle-site-verification=uk9Ibe3zvPE8drXYiXzryAr19xY3fdyBeEkBp5fkiZY450
TXTv=spf1 ip4:167.89.4.18 include:_spf.google.com include:mailgun.org include:aspmx.pardot.com exists:%{i}._spf.corp.salesforce.com ~all450
AAAA2a04:fa87:fffd::c000:426e300

Technology stack

Analytics
Page builder
Programming language
Web server
WordPress plugin

Analytics and advertising IDs

google_tag_manager:GTM-JD26

SSL certificate

ValidValid
IssuerUS, YE2, Let's Encrypt
ExpiresFebruary 6, 2027
Days remaining88
ProtocolTLSv1.3
Namesheroku.com, www.heroku.com

Email security

BScore 83/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • warnSPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it.
  • warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
  • warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
  • goodSPF record found.
  • goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
  • goodDMARC policy is reject: mail that fails authentication is blocked.
  • goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
  • goodDKIM keys found (selector: google).
  • good1 MX record(s) found. Mail is handled by Google Workspace.

Homepage metadata

TitleHeroku | The Cloud Application Platform For Developers
DescriptionExperience fully managed app hosting that just works. Build, deploy, and scale on the battle-tested platform that defines the industry.
Languageen-US
Canonicalhttps://www.heroku.com/
Structured dataWebPage, WebSite, Corporation, SearchAction
IndexableYes
Word count1883

About heroku.com

Who is the registrar of heroku.com?

heroku.com is registered with MarkMonitor Inc. (IANA ID 292).

When does heroku.com expire?

The current registration of heroku.com expires on June 15, 2027. It was first registered on June 15, 2007.

What technology does heroku.com use?

We detected 17 technologies on heroku.com, including Parse.ly, cdnjs, WordPress, Font Awesome, jQuery, jQuery Migrate.

Does heroku.com protect its email with SPF and DMARC?

heroku.com scores 83/100 (grade B) for email security. SPF uses 9 of the 10 allowed DNS lookups. Adding another service may break it. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.

What are the name servers of heroku.com?

heroku.com uses dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.herokudns.net, ns02.herokudns.net, ns03.herokudns.net, ns04.herokudns.net.