indexo.dev

scientificcalculatoronline.io

.io crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 985 ms crawled 2026-05-30

DE · 92.113.23.159 · AS47583 Hostinger International Limited

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Scientific Calculator Online – Free Online Scientific Calculator for Math & More
Description
Use Scientific Calculator Online to perform free, accurate scientific, trig, and log calculations—fast, easy, and no downloads required.
Language
en-US
Generator
Redux 4.5.10
Canonical
https://scientificcalculatoronline.io/
Feeds

Open Graph

url
https://scientificcalculatoronline.io/
title
Scientific Calculator Online – Free Online Scientific Calculator for Math & More
locale
en_US
site name
Scientific Calculator Online
description
Use Scientific Calculator Online to perform free, accurate scientific, trig, and log calculations—fast, easy, and no downloads required.

Technology

Server
hcdn
CMS
WordPress
PHP
8.3.30 security-only
jQuery
3.7.1
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • randomuser.me×3
  • fonts.googleapis.com×2
  • methodmi.com×1
  • themepanthers.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

DNS records live

NS
  • aurora.dns-parking.com
  • nebula.dns-parking.com
MX
  • 10 mx2.hostinger.com
  • 5 mx1.hostinger.com

Email authentication partial

SPF
v=spf1 include:_spf.mail.hostinger.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-11 to 2026-08-09
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://scientificcalculatoronline.io/

present
  • content-security-policy
  • permissions-policy
findings
  • missing HSTS
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
content-security-policy
upgrade-insecure-requests

Links to (2)

Linked from (3)