indexo.dev

gigacalculator.com

.com crawl

First seen 2026-04-19 · Last seen 2026-05-13 · ok HTTP/1.1 200 14971 ms crawled 2026-05-13

US · 64.131.73.200 · AS30633 Leaseweb USA, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
GIGACalculator.com: Online Calculators and Converters
Description
A comprehensive set of free online calculators and free online converters for your everyday calculations. ➤ Finance calculators, business calculators, health calculators, date and time calculators, mathematical, geometrical and trigonometry calculators, and so on. Converters between imperial and metric units, as well between units of the same system, but different scale. Well-sourced calculators and converters, formulas, explanations and advice.
Language
en
Canonical
https://www.gigacalculator.com/

Open Graph

url
https://www.gigacalculator.com/
title
GIGACalculator.com: Online Calculators and Converters
site name
www.gigacalculator.com
description
A comprehensive set of free online calculators and free online converters for your everyday calculations. ➤ Finance calculators, business calculators, health calculators, date and time calculators, mathematical, geometrical and trigonometry calculators, and so on. Converters between imperial and metric units, as well between units of the same system, but different scale. Well-sourced calculators and converters, formulas, explanations and advice.

Technology

Server
LiteSpeed
Ads
  • Google AdSense
  • Google Ads (DoubleClick)

Third-party hosts loaded (6)

  • cdn.fuseplatform.net×2
  • adservice.google.com×1
  • googleads.g.doubleclick.net×1
  • pagead2.googlesyndication.com×1
  • securepubads.g.doubleclick.net×1
  • tpc.googlesyndication.com×1

Registration

Registrar
Tucows Domains Inc.
Created
2018-01-18
Expires
2035-01-18 3164 days left
Updated
2025-07-22
Name servers
  • redirns1.bgdns.net
  • redirns2.bgdns.net

DNS records live

NS
  • redirns1.bgdns.net
  • redirns2.bgdns.net
MX
  • 10 mail.gigacalculator.com
  • 10 mail2.gigacalculator.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 ip4:64.131.73.200
no all qualifier
DMARC
v=DMARC1; p=none; rua=mailto:office@gigacalculator.com
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvvLfHXJipbffat8F0fmhecMK8bjGD8zUT/XlA3BbY+AKERYcwp20evEjCw7KIMewGusnK/jbAfNyvd…
selectors probed

Certificate (current)

R13
from 2026-04-04 to 2026-07-03
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.gigacalculator.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
  • cross-origin-resource-policy
findings
  • missing Content Security Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
geolocation=self
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-opener-policy
:same-origin-allow-popups"
cross-origin-resource-policy
cross-origin

Linked from (2)