indexo.dev

slackbook.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 7341 ms crawled 2026-05-19

US · 207.223.116.211 · AS33606 TekLinks, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
The Revised Slackware Book Project

Technology

Server
Apache

Registration

Registrar
Squarespace Domains II LLC
Created
2005-03-27
Expires
2027-03-27 311 days left
Updated
2026-03-17
Name servers
  • ns1.slackbuilds.org
  • ns2.slackbuilds.org

DNS records live

NS
  • ns1.slackbuilds.org
  • ns2.slackbuilds.org

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-03-11 to 2026-06-09
Expires in 20 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://slackbook.org/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=15768000

Links to (2)

Linked from (3)