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Gridlode
Rank #6,205Updated November 10, 2026

hstspreload.org

HSTS Preload List Submission

hstspreload.org is registered with MarkMonitor Inc. since May 14, 2016 (10.5 years). The registration expires on May 14, 2027. The site runs on Google Cloud, HSTS. Its email security grade is F. Its SSL certificate is issued by Google Trust Services and is valid for 77 more days.

Domain age
10.5 yrs
Technologies
2
Email security
F
SSL days left
77

Registration

RegistrarMarkMonitor Inc.
IANA ID292
RegisteredMay 14, 2016
ExpiresMay 14, 2027
UpdatedAugust 12, 2026
Statusclient delete prohibited, client transfer prohibited, client update prohibited
Name serversns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com, ns-cloud-e4.googledomains.com
DNSSECNot signed

DNS records

TypeValueTTL
A216.239.36.21300
A216.239.38.21300
A216.239.32.21300
A216.239.34.21300
NSns-cloud-e1.googledomains.com21600
NSns-cloud-e4.googledomains.com21600
NSns-cloud-e2.googledomains.com21600
NSns-cloud-e3.googledomains.com21600
AAAA2001:4860:4802:32::15300
AAAA2001:4860:4802:38::15300
AAAA2001:4860:4802:34::15300
AAAA2001:4860:4802:36::15300

Technology stack

Security

SSL certificate

ValidValid
IssuerUS, WR3, Google Trust Services
ExpiresJanuary 26, 2027
Days remaining77
ProtocolTLSv1.3
Nameshstspreload.org

Email security

FScore 15/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • badNo SPF record. Anyone can send email that claims to come from hstspreload.org. Domains that send no email should publish "v=spf1 -all".
  • badNo DMARC record. Receivers have no instructions for mail that fails SPF and DKIM, and you get no reports about who sends as your domain.
  • warnNo DKIM key found at common selectors (google, selector1, selector2, default, k1, k2, s1, s2, ...). DKIM may still use a custom selector we cannot guess.
  • warnNo MX records: this domain cannot receive email.
  • warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).

Homepage metadata

TitleHSTS Preload List Submission
Languageen
IndexableYes
Word count1465

About hstspreload.org

Who is the registrar of hstspreload.org?

hstspreload.org is registered with MarkMonitor Inc. (IANA ID 292).

When does hstspreload.org expire?

The current registration of hstspreload.org expires on May 14, 2027. It was first registered on May 14, 2016.

What technology does hstspreload.org use?

We detected 2 technologies on hstspreload.org, including Google Cloud, HSTS.

Does hstspreload.org protect its email with SPF and DMARC?

hstspreload.org scores 15/100 (grade F) for email security. No SPF record. Anyone can send email that claims to come from hstspreload.org. Domains that send no email should publish "v=spf1 -all". No DMARC record. Receivers have no instructions for mail that fails SPF and DKIM, and you get no reports about who sends as your domain.

What are the name servers of hstspreload.org?

hstspreload.org uses ns-cloud-e1.googledomains.com, ns-cloud-e4.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com.