art21.org

.org crawl

First seen 2026-04-19 · Last seen 2026-05-17 · ok HTTP/1.1 200 4369 ms crawled 2026-05-13

US · 141.193.213.10 · AS209242 Cloudflare London, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Art21
Description: The mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.
Language: en
Canonical: https://art21.org/

Open Graph

url: https://art21.org/
title: Art21
site name: Art21
description: The mission of Art21 is to educate and expand access to contemporary art through the production of documentary films, resources, and public programs.

Technology

CDN: Cloudflare
CMS: WordPress

Analytics

Google Tag Manager

Third-party hosts loaded (4)

ajax.googleapis.com×4
code.jquery.com×2
sky.blackbaudcdn.net×1
www.googletagmanager.com×1

Social

Contact

Phone

13-3920288

Address

st extent of the law. Federal EIN (tax ID) number 13-39202

Registration

Registrar

Network Solutions, LLC

Created

1998-10-29

Expires

2030-10-28 1623 days left

Updated

2025-10-07

Name servers

adel.ns.cloudflare.com
will.ns.cloudflare.com

DNS records live

NS

adel.ns.cloudflare.com
will.ns.cloudflare.com

MX

20 alt1.aspmx.l.google.com
20 alt2.aspmx.l.google.com
30 aspmx2.googlemail.com
30 aspmx3.googlemail.com
30 aspmx4.googlemail.com
30 aspmx5.googlemail.com

TXT

asv=c6e4186f8ad336b31bac34a3e0cf1a93

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:mailgun.org include:sendgrid.net include:spf.constantcontact.com include:servers.mcsv.net include:shops.shopify.com include:outboundmail.blackbaud.net ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc@art21.org,mailto:dmarc_agg@vali.email; adkim=r; aspf=r;

policy: quarantine

DKIM

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCjcx9qej9Y1kZTo0KEX4Qt1LJG07rII52N0VVq78fW7wK0QxHoQ34bHo3PF/106qDp3wMmkZ/6eeLqdCUHJL…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…

selectors probed

Certificate (current)

WE1

from 2026-05-04 to 2026-08-02

Expires in 75 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://art21.org/

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")