indexo.dev

calculatorslibrary.com

.com crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 403 ms crawled 2026-06-03

US · 172.67.216.21 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Calculators Library | Free Online Calculators
Description
Free calculators for finance, health, sports and daily life. Fast, accurate, no sign-up needed.
Language
en
Canonical
https://calculatorslibrary.com/

Open Graph

url
https://calculatorslibrary.com/
title
Calculators Library | Free Online Calculators
locale
en_US
site name
Calculators Library
description
Free calculators for finance, health, sports and daily life. Fast, accurate, no sign-up needed.

Technology

CDN
Cloudflare
Fonts
  • Google Fonts

Third-party hosts loaded (2)

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

Registration

Registrar
Spaceship, Inc.
Created
2026-02-21
Expires
2027-02-21 261 days left
Updated
2026-02-21
Name servers
  • edward.ns.cloudflare.com
  • elsa.ns.cloudflare.com

DNS records live

NS
  • edward.ns.cloudflare.com
  • elsa.ns.cloudflare.com
Verified for
  • Google

Email authentication no MX

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

Certificate (current)

WE1
from 2026-04-21 to 2026-07-20
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://calculatorslibrary.com/

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

Links to (1)

Linked from (1)