DNS Lookup

schneier.com

schneier.com 7 ms

A Records (IPv4)

199.16.172.203

199.16.173.239

MX Records (Mail)

10 mx1.emailsrvr.com

20 mx2.emailsrvr.com

NS Records (Nameservers)

ns80.worldnic.com

ns79.worldnic.com

TXT Records

v=spf1 a include:emailsrvr.com include:servers.mcsv.net ip4:204.11.247.92 ip4:204.11.247.93 ?include:netblocks.dreamhost.com ?include:spf.modwest.com ~all

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Other reports for schneier.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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