edwardtufte.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 2257 ms crawled 2026-05-19

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: The Work of Edward Tufte & Graphics Press
Description: Explore the books, courses and original artworks created by renowned data visualization expert Edward Tufte and Graphics Press.
Canonical: https://www.edwardtufte.com/

Open Graph

url: https://www.edwardtufte.com/
title: The Work of Edward Tufte & Graphics Press
locale: en_US
site name: Edward Tufte
description: Explore the books, courses and original artworks created by renowned data visualization expert Edward Tufte and Graphics Press.

Technology

CDN: Cloudflare
CMS: WordPress

Analytics

Google Tag Manager

Fonts

Google Fonts

Social widgets

Vimeo Embed

Third-party hosts loaded (7)

fonts.googleapis.com×2
www.googletagmanager.com×2
fonts.gstatic.com×1
gmpg.org×1
kit.fontawesome.com×1
nbcconnecticut.com×1
player.vimeo.com×1

Contact

Phone

Registration

Registrar

Network Solutions, LLC

Created

1999-08-04

Expires

2029-08-04 1172 days left

Updated

2024-06-05

Name servers

ns25.worldnic.com
ns26.worldnic.com

DNS records live

NS

ns25.worldnic.com
ns26.worldnic.com

TXT

_cpkq61irzhj070jxb3x9nw6f5xstyap
facebook-domain-verification=k2jgdp1uxa2mtc0ybf2v1xnlwwa0gr

Email authentication no MX

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

Certificate (current)

from 2026-04-10 to 2026-07-09

Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.edwardtufte.com/

present

permissions-policy

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy

Header values

permissions-policy: private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")

Links to (9)

Linked from (9)

See all sites whose homepage links to edwardtufte.com →