fracfocus.org

.org crawl

First seen 2026-04-16 · Last seen 2026-05-08 · ok HTTP/1.1 200 4969 ms crawled 2026-05-11

US · 206.214.166.209 · AS19885 Isocentric Networks, Incorporated

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
FracFocus - Home -
Language
en-US
Canonical
https://fracfocus.org/home

Open Graph

url
https://fracfocus.org/home
title
FracFocus - Home
locale
en-US

Technology

Server
Microsoft-IIS
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • cdn.jsdelivr.net×1
  • www.googletagmanager.com×1

Registration

Registrar
Tucows Domains Inc.
Created
2010-12-09
Expires
2026-12-09 203 days left
Updated
2025-11-17
Name servers
  • ns1.isocentric.com
  • ns2.isocentric.com
  • ns3.isocentric.com
  • ns4.isocentric.com

DNS records live

NS
  • ns1.isocentric.com
  • ns2.isocentric.com
  • ns3.isocentric.com
  • ns4.isocentric.com
TXT
  • 202207061419493zx7ihdhjj941glnacn5m87t0f5ord9yar69c0oij5oy1ud1zf

Email authentication no MX

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

Certificate (current)

R13
from 2026-03-27 to 2026-06-25
Expires in 37 days

HTTP security headers

Header hygiene 45/100 Checked live page: https://fracfocus.org/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=0

Links to (2)

Linked from (1)