calcrefs.com — tech stack, contacts & AI-readiness

CDN

Framework

AI training policy

allowed

AI-bot protection

AI files

llms.txt ai.txt humans.txt robots.txt

TLD

Title

CalcRefs — Free Online Calculators & Tools

Description

Free online calculators for everyday math, dates, finance, health, and more. Get instant results with easy-to-use tools.

Final URL

Language

en (html)

Scanned at

2026-06-20 01:50:47