indexo.dev

heatalert.app

.app crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 4814 ms crawled 2026-05-19

US · 108.156.22.84 · AS16509 Amazon.com, Inc.

Reputation 95/100 weak security headers

sector health type homepage

HTML metadata

Title
HeatAlert: Heat Stress Index
Description
Wet bulb globe temperature conditions and monitoring

Open Graph

url
https://heatalert.app/
title
HeatAlert: Heat Stress Index
description
Wet bulb globe temperature conditions and monitoring

Technology

CDN
Amazon CloudFront
Server
AmazonS3
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Social

DNS records live

NS
  • ns-1479.awsdns-56.org
  • ns-1642.awsdns-13.co.uk
  • ns-644.awsdns-16.net
  • ns-74.awsdns-09.com
Verified for
  • Google

Email authentication no MX

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

Certificate (current)

Amazon RSA 2048 M01
from 2026-01-24 to 2027-02-23
Expires in 278 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://heatalert.app/

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

Links to (6)

Linked from (2)