indexo.dev

nand2tetris.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 569 ms crawled 2026-05-18

US · 185.230.63.171 · AS58182 Wix.com Ltd.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home | nand2tetris
Language
en
Generator
Wix.com Website Builder
Canonical
https://www.nand2tetris.org

Open Graph

url
https://www.nand2tetris.org
title
Home | nand2tetris
site name
nand2tetris

Technology

Server
Pepyaka
CMS
Wix

Third-party hosts loaded (5)

  • static.parastorage.com×14
  • siteassets.parastorage.com×4
  • browser.sentry-cdn.com×1
  • i.ytimg.com×1
  • static.wixstatic.com×1

Social

Registration

Registrar
GoDaddy.com, LLC
Created
2011-12-25
Expires
2027-12-25 584 days left
Updated
2026-02-08
Name servers
  • ns8.wixdns.net
  • ns9.wixdns.net

DNS records live

NS
  • ns8.wixdns.net
  • ns9.wixdns.net
MX
  • 0 mail.nand2tetris.org

Email authentication weak

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

Certificate (current)

R13
from 2026-04-08 to 2026-07-07
Expires in 48 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.nand2tetris.org/

present
  • strict-transport-security
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=31556952

Links to (7)

Linked from (1)