indexo.dev

mathsgenie.co.uk

.uk crawl

First seen 2026-05-06 · Last seen 2026-05-06 · ok HTTP/1.1 200 1604 ms crawled 2026-05-13

US · 104.26.1.93 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

sector education type homepage

HTML metadata

Title
Maths Genie - Learn maths for free
Description
Free GCSE and A Level maths revision: lessons, past papers, and practice. Learn maths with Maths Genie.
Language
en

Open Graph

url
https://mathsgenie.co.uk
title
Maths Genie - Learn maths for free
locale
en_GB
site name
Maths Genie
description
Free GCSE and A Level maths revision: lessons, past papers, and practice. Learn maths with Maths Genie.

Technology

CDN
Cloudflare
CMS
Next.js

Registration

Registrar
123-Reg Limited t/a 123-reg
Created
2012-12-29
Expires
2026-12-29 223 days left
Updated
2024-11-30
Name servers
  • glen.ns.cloudflare.com.
  • yolanda.ns.cloudflare.com.

DNS records live

NS
  • glen.ns.cloudflare.com
  • yolanda.ns.cloudflare.com
MX
  • 1 smtp.google.com
TXT
  • protonmail-verification=1998bcdc144449eb72383297b188d8694ae30e91
  • google-site-verification=0OOHYYfxiCIG1-8v3iI4ZeMXSLMmiWK_yJavdjSJL6o
  • google-site-verification=xp9_QYMR0y_mdQcMryciAPzZsocjO1piMS3sGDFGQKk

Email authentication weak

SPF
v=spf1 include:_spf.protonmail.ch mx ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAl5YtxsNDkHhR4/N/p8+noxZh9/aoYvM9CkH1X8p+GZUpkE7IvzMJcP13zo6JkLYrvcj+hoh03A7X2v37…
selectors probed

Certificate (current)

WE1
from 2026-05-12 to 2026-08-10
Expires in 82 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 100/100 Checked live page: https://mathsgenie.co.uk/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
camera=(), microphone=(), geolocation=(), interest-cohort=()
x-content-type-options
nosniff
content-security-policy
object-src 'none'; base-uri 'self'; frame-ancestors 'self'; upgrade-insecure-requests
strict-transport-security
max-age=63072000; includeSubDomains; preload

Linked from (1)