indexo.dev

contestcalendar.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-17 · ok HTTP/1.1 200 903 ms crawled 2026-05-06

US · 172.233.137.206 · AS63949 Akamai Connected Cloud

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
WA7BNM Contest Calendar: Home
Language
en

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Registration

Registrar
Squarespace Domains II LLC
Created
2017-09-24
Expires
2026-09-24 127 days left
Updated
2025-11-07
Name servers
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com
  • ns4.linode.com
  • ns5.linode.com

DNS records live

NS
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com
  • ns4.linode.com
  • ns5.linode.com
MX
  • 0

Email authentication partial

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

Certificate (current)

E7
from 2026-03-08 to 2026-06-06
Expires in 17 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (35)