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Gridlode
Rank #3,640Updated November 10, 2026

linux.com

Linux.com - News For Open Source Professionals

linux.com is registered with 1API GmbH since June 2, 1994 (32.4 years). The registration expires on June 1, 2027. The site runs on WordPress, webpack, Varnish and 11 other technologies. Its email security grade is F. Its SSL certificate is issued by Let's Encrypt and is valid for 76 more days.

Domain age
32.4 yrs
Technologies
14
Email security
F
SSL days left
76

Registration

Registrar1API GmbH
IANA ID1387
RegisteredJune 2, 1994
ExpiresJune 1, 2027
UpdatedMay 27, 2026
Statusclient transfer prohibited
Name serversns1.dnsimple-edge.com, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns4.dnsimple-edge.org
DNSSECNot signed

DNS records

TypeValueTTL
A23.185.0.3300
MXmx1.forwardemail.net 10600
MXmx2.forwardemail.net 10600
NSns1.dnsimple-edge.com3600
NSns2.dnsimple-edge.net3600
NSns3.dnsimple-edge.io3600
NSns4.dnsimple-edge.org3600
TXT8112310.spf10.hubspotemail.net60
TXTv=spf1 ip4:198.145.29.98 include:_spf.google.com include:amazonses.com include:mailgun.org include:spf.forwardemail.net include:spf.messagingengine.com ~all60
TXTglobalsign-domain-verification=GAw3QxpoQCUd6MEBcIrvwmn1548c2kZ_M8jDU57Ho3300
TXTgoogle-site-verification=AqV3SU_MRUY0GYnNYAKi_6pa0S1WU7hfq5SapcMUycI300
TXTgoogle-site-verification=SDW6U9788xC80xinO4aDxrgD4bkaCjLozXPv4R7oMbk300
TXTgoogle-site-verification=oGlHyAcoij5H-f9oD_WyPZLySBNASgAGQxkmbrKFblo300
TXTforward-email-site-verification=JV5pfF4sKV3600
AAAA2620:12a:8000::3300
AAAA2620:12a:8001::3300

Technology stack

Build tool
Cache
Hosting
JavaScript library
Marketing automation
Monitoring
Programming language
Security
Web server

Analytics and advertising IDs

google_tag_manager:GTM-NXGNZW

SSL certificate

ValidValid
IssuerUS, YR1, Let's Encrypt
ExpiresJanuary 25, 2027
Days remaining76
ProtocolTLSv1.3
Nameslinux.com, www.linux.com

Email security

FScore 38/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
  • badSPF needs about 13 DNS lookups but the limit is 10. Receivers return a permanent error, so SPF fails. Flatten or remove includes.
  • warnDMARC policy is none (monitoring only). Spoofed mail is still delivered.
  • warnOnly revoked (empty) DKIM keys were found at the common selectors.
  • 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 aggregate reports are sent to mailto:[email protected].
  • good2 MX record(s) found. Mail is handled by Forward Email.

Homepage metadata

TitleLinux.com - News For Open Source Professionals
DescriptionLinux.com is the go-to resource for open source professionals to learn about the latest in Linux and open source technology, careers, best practices, and industry trends. Get news, information, and tutorials to help advance your next project or career – or just to simply stay informed.
Languageen-US
Canonicalhttps://www.linux.com/
Structured dataWebSite, WebPage
IndexableYes
Word count175

About linux.com

Who is the registrar of linux.com?

linux.com is registered with 1API GmbH (IANA ID 1387).

When does linux.com expire?

The current registration of linux.com expires on June 1, 2027. It was first registered on June 2, 1994.

What technology does linux.com use?

We detected 14 technologies on linux.com, including webpack, Varnish, Fastly, WordPress, Pantheon, jQuery.

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

linux.com scores 38/100 (grade F) for email security. SPF needs about 13 DNS lookups but the limit is 10. Receivers return a permanent error, so SPF fails. Flatten or remove includes. DMARC policy is none (monitoring only). Spoofed mail is still delivered.

What are the name servers of linux.com?

linux.com uses ns1.dnsimple-edge.com, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns4.dnsimple-edge.org.