DNS Gurus
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Open Cached · just now
UP

HTTP Status

200

Ping

N/A

Technologies

5

Domain Owner Information

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Registrar

GANDI SAS

Created

December 15, 2005

19 years 333 days old

Expires

December 15, 2029

4 years 38 days left

Domain Status

Transfer Lock (Client)

Domain cannot be transferred to another registrar.

SSL/TLS Certificate

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Issued By

C=US, O=Let's Encrypt, CN=R13

Security Score
75 /100

Technologies Detected

Apache

2.4.58

Web Server

Evidence
  • • Server header

Gandi

DNS Provider

Evidence
  • • Nameserver: ns-102-a.gandi.net
  • • Nameserver: ns-203-b.gandi.net
  • • Nameserver: ns-24-c.gandi.net

Google

Email Provider

Evidence
  • • MX: ASPMX.L.GOOGLE.COM
  • • MX: alt2.ASPMX.L.GOOGLE.COM
  • • MX: alt1.ASPMX.L.GOOGLE.COM
  • • MX: ALT3.ASPMX.L.GOOGLE.COM
  • • MX: ALT4.ASPMX.L.GOOGLE.COM

Let's Encrypt

Certificate Authority

Evidence
  • • SSL certificate issuer

Google Analytics

Analytics

Evidence
  • • Google Analytics script in HTML

Metadata & SEO

Title
Michael Kerrisk - man7.org
Language
en-US
Viewport
width=device-width, initial-scale=1

Dependencies

🎨 Stylesheets (1)

  • • https://man7.org/style.css

📜 Scripts (1)

  • • https://www.statcounter.com/counter/counter.js

🖼️ Images (3)

  • • https://man7.org/photos/mtk_2021_200.jpg
  • • https://man7.org/tlpi/cover/TLPI-front-cover-small-256.png
  • • https://c.statcounter.com/6129341/0/1192a2fb/1/
Inspected on November 08, 2025 at 23:04 UTC