indexo.dev

calculators.org

.org crawl

First seen 2026-04-24 · Last seen 2026-05-18 · ok HTTP/1.1 200 2852 ms crawled 2026-05-18

US · 216.92.63.2 · AS7859 pair Networks

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Calculators.org - Learn Math, Have Fun
Language
en-US
Canonical
https://www.calculators.org/

Technology

Server
Apache
CMS
WordPress
Fonts
  • Google Fonts
Third-party hosts loaded (9)
  • fonts.googleapis.com×2
  • s.clickiocdn.com×2
  • assets.pinterest.com×1
  • cdnjs.cloudflare.com×1
  • clickiocmp.com×1
  • code.jquery.com×1
  • in.getclicky.com×1
  • s0.wp.com×1
  • static.getclicky.com×1

Registration

Registrar
NameCheap, Inc.
Created
2001-05-05
Expires
2027-05-05 349 days left
Updated
2023-10-27
Name servers
  • ns2.quickserve.com
  • ns8.ns0.com

DNS records live

NS
  • dns4.pair.com
  • ns8.ns0.com
MX
  • 50 qs4869.pair.com

Email authentication weak

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

Certificate (current)

R12
from 2026-04-19 to 2026-07-18
Expires in 59 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.calculators.org/

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

Links to (1)

Linked from (1)