indexo.dev

english-number.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 5248 ms crawled 2026-05-19

US · 108.156.22.68 · AS16509 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
English Number Listening Practice — Free Audio Exercises
Description
Free English number listening practice — train your ear with audio exercises. Random numbers from single digits up to the millions, range configurable. No signup required.
Language
en
Canonical
https://english-number.com/
Translations
  • en
  • zh

Open Graph

url
https://english-number.com/
title
English Number Listening Practice — Free Audio Exercises
site name
English Number
description
Train your ear with English number audio exercises. Free, no signup. Random numbers from single digits up to the millions.

Technology

CDN
Amazon CloudFront
Server
AmazonS3
Analytics
  • Google Tag Manager
Ads
  • Google AdSense

Third-party hosts loaded (3)

  • cdn-images.mailchimp.com×1
  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

Registration

Registrar
Amazon Registrar, Inc.
Created
2017-07-11
Expires
2026-07-11 51 days left
Updated
2025-06-06
Name servers
  • ns-1245.awsdns-27.org
  • ns-1950.awsdns-51.co.uk
  • ns-685.awsdns-21.net
  • ns-97.awsdns-12.com

DNS records live

NS
  • ns-1245.awsdns-27.org
  • ns-1950.awsdns-51.co.uk
  • ns-685.awsdns-21.net
  • ns-97.awsdns-12.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 M04
from 2025-12-30 to 2027-01-28
Expires in 252 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://english-number.com/

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

Linked from (1)