pythagoreantheoremcalculator.com

.com crawl

First seen 2026-05-27 · Last seen 2026-06-03 · ok HTTP/1.1 200 708 ms crawled 2026-05-30

US · 104.21.36.55 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Pythagorean Theorem Calculator | Hypotenuse Calculator
Description: This Pythagorean theorem calculator can find out the length of the right triangle. It uses Pythagorean formula to find hypotenuse c, side a & side b.
Language: en
Canonical: https://pythagoreantheoremcalculator.com

Open Graph

url: https://pythagoreantheoremcalculator.com
title: Pythagorean Theorem Calculator | Hypotenuse Calculator
site name: Permutation Calculator

Technology

CDN: Cloudflare
PHP: 8.2.31 security-only

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

fonts.googleapis.com×2
analytics.ahrefs.com×1
fonts.gstatic.com×1
www.googletagmanager.com×1

Registration

Registrar

GoDaddy.com, LLC

Created

2024-04-01

Expires

2027-04-01 300 days left

Updated

2026-05-17

Name servers

joel.ns.cloudflare.com
josephine.ns.cloudflare.com

DNS records live

NS

joel.ns.cloudflare.com
josephine.ns.cloudflare.com

TXT

eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkb21haW4iOiJweXRoYWdvcmVhbnRoZW9yZW1jYWxjdWxhdG9yLmNvbSIsImV4cCI6MTc3OTU4MDgwMH0.5FQxnrPxifo4SXSNjvLA00YHFN_XawUgEElHF1b1z5o

Email authentication no MX

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

Certificate (current)

from 2026-05-17 to 2026-08-15

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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