indexo.dev

hackmath.net

.net crawl

First seen 2026-04-22 · Last seen 2026-05-16 · ok HTTP/1.1 200 7155 ms crawled 2026-05-16

US · 104.21.25.189 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Math Practice Problems for elementary school
Description
Struggling with math homework? Get expert textbook solutions, step-by-step explanations, and our 30+ years of teaching expertise. Solve 14,661+ word problems and use powerful math calculators — trusted help for students!
Language
en

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
  • Google Tag Manager
Ads
  • Google AdSense

Third-party hosts loaded (4)

  • cdnjs.cloudflare.com×1
  • pagead2.googlesyndication.com×1
  • static.cloudflareinsights.com×1
  • www.googletagmanager.com×1

Registration

Registrar
Cloudflare, Inc.
Created
2012-02-04
Expires
2027-02-04 261 days left
Updated
2026-01-05
Name servers
  • ben.ns.cloudflare.com
  • janet.ns.cloudflare.com

DNS records live

NS
  • ben.ns.cloudflare.com
  • janet.ns.cloudflare.com
MX
  • 10 mx20.mailspamprotection.com
  • 5 mx10.mailspamprotection.com

Email authentication strong

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:6be3c029b65c4460a78b1a62fd851946@dmarc-reports.cloudflare.net
policy: reject (enforced)
DKIM
  • mail: v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDKP69B+q6Ib4181X+TmBK4J2iWC6jhfcKnHazVRnpBH0m9wB+QtHmXN90jXggK6KjelpbzuQF1onbGFPfSnwl+…
selectors probed

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.hackmath.net/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Linked from (1)