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freebooks4doctors.com

.com ok HTTP/1.1 200 321 ms

First seen 2026-05-20 · Last seen 2026-06-17 · crawled 2026-06-10

US · 34.160.81.203 · AS396982 Google LLC

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Free Medical Books | by Amedeo.com
Description
FreeBooks4Doctors: over 300 free medical books and book-like websites. Daily presentations of new books. Free subscription to the book alerts.
Canonical
http://freebooks4doctors.com

Technology

Server
nginx

Registration

Registrar
Spaceship, Inc.
Created
2002-01-09
Expires
2027-01-09 201 days left
Updated
2026-02-19
Name servers
  • ns1.siteground.net
  • ns2.siteground.net

DNS records live

NS
  • ns1.siteground.net
  • ns2.siteground.net
MX
  • 10 mx10.antispam.mailspamprotection.com
  • 20 mx20.antispam.mailspamprotection.com
  • 30 mx30.antispam.mailspamprotection.com
TXT
  • cdda627315be175d1a8b6968413352b2ce771ed6
Verified for
  • Ahrefs
  • Google

Email authentication partial

SPF
v=spf1 +a +mx include:freebooks4doctors.com.spf.auto.dnssmarthost.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none; aspf=r; adkim=r;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDBum4Hlikv0sJglqXxVAiTt6pP4AlQZttWOD+0ffczHOop6anXA28yYbBQoHQoC3J7VgT53HGruJNgblZqGyidNxIm7…
selectors probed

Certificate (current)

R12
from 2026-04-20 to 2026-07-19
Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://freebooks4doctors.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (14)

Linked from (2)

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