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Gridlode
Rank #114Updated November 10, 2026

pubmed.ncbi.nlm.nih.gov

PubMed

pubmed.ncbi.nlm.nih.gov is registered with get.gov since October 2, 1997 (29.1 years). The registration expires on August 22, 2027. The site runs on Django, Google Cloud, Python and 2 other technologies. Its email security grade is B. Its SSL certificate is issued by GoDaddy.com and is valid for 122 more days.

Domain age
29.1 yrs
Technologies
5
Email security
B
SSL days left
122

Registration

Registrarget.gov
IANA ID8888888
RegisteredOctober 2, 1997
ExpiresAugust 22, 2027
UpdatedAugust 14, 2026
Statusserver transfer prohibited
Name serversns.nih.gov, ns2.nih.gov, ns3.nih.gov
DNSSECSigned
RegistrantDepartment of Health and Human Services, United States

DNS records

TypeValueTTL
A34.107.134.5985637
TXTt4ldi6f5nk8mirrdmsclikdu7n7200
AAAA2600:1901:0:c831::84621

Technology stack

Programming language
Security
Web framework
Web server

SSL certificate

ValidValid
IssuerUS, GoDaddy TLS Intermediate CA DV - R1v1, GoDaddy.com
ExpiresMarch 12, 2027
Days remaining122
ProtocolTLSv1.3
Namespubmed.ncbi.nlm.nih.gov, www.pubmed.ncbi.nlm.nih.gov

Email security

BScore 83/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • 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: selector1, selector2, k1, k2, s1, s2).
  • good8 MX record(s) found.

Homepage metadata

TitlePubMed
DescriptionPubMed® comprises more than 40 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.
Languageen
Canonicalhttps://pubmed.ncbi.nlm.nih.gov/
IndexableYes
Word count524

About pubmed.ncbi.nlm.nih.gov

Who is the registrar of pubmed.ncbi.nlm.nih.gov?

pubmed.ncbi.nlm.nih.gov is registered with get.gov (IANA ID 8888888).

When does pubmed.ncbi.nlm.nih.gov expire?

The current registration of pubmed.ncbi.nlm.nih.gov expires on August 22, 2027. It was first registered on October 2, 1997.

What technology does pubmed.ncbi.nlm.nih.gov use?

We detected 5 technologies on pubmed.ncbi.nlm.nih.gov, including Google Cloud, Python, HSTS, Django, Nginx.

Does pubmed.ncbi.nlm.nih.gov protect its email with SPF and DMARC?

pubmed.ncbi.nlm.nih.gov scores 83/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.