c25kfree.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 3493 ms crawled 2026-05-09

US · 192.163.232.94 · AS46606 Unified Layer

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
C25K® Free — The #1 Couch to 5K Running App | Run Your First 5K in 8 Weeks
Description
The official C25K® Free app — the #1 Couch to 5K training app. Run your first 5K in just 8 weeks with audio coaching, GPS tracking, curated playlists, and a proven plan trusted by millions. Free on iOS and Android.
Language
en
Canonical
https://www.c25kfree.com/

Open Graph

url
https://www.c25kfree.com/
title
C25K® Free — Run Your First 5K in 8 Weeks
site name
C25K Free
description
The official Couch to 5K® app. Trusted by millions. Free to start, three workouts a week, eight weeks to your first 5K.

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • unpkg.com×2
  • fonts.gstatic.com×1

Registration

Registrar
GoDaddy.com, LLC
Created
2011-10-25
Expires
2026-10-25 158 days left
Updated
2022-09-10
Name servers
  • ns1.bluehost.com
  • ns2.bluehost.com

DNS records live

NS
  • ns1.zenlabsllc.com
  • ns2.zenlabsllc.com
MX
  • 0 c25kfree.com

Email authentication weak

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

Certificate (current)

R12
from 2026-04-24 to 2026-07-23
Expires in 64 days

HTTP security headers

Header hygiene 55/100 Checked live page: https://c25kfree.com/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (8)

Linked from (1)