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joelonsoftware.com

joelonsoftware.com 21 ms

A Records (IPv4)

199.16.172.204

199.16.173.181

MX Records (Mail)

10 mxny1.fogcreek.com

NS Records (Nameservers)

ns1mtw.name.com

ns2nsw.name.com

ns3flt.name.com

ns4hmp.name.com

TXT Records

v=spf1 mx mx:nsp11.fogcreek.com ip4:207.99.73.234 -all

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Other reports for joelonsoftware.com

Security Headers

CSP, HSTS, X-Frame-Options grade for this site

SSL Certificate Checker

Inspect certificate validity, expiry, cipher suite, and chain — supports SNI.

Redirect Checker

Trace the full HTTP redirect chain, flag loops, and surface mixed-content downgrades.

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