calyx.org

.org crawl dns

First seen 2026-04-15 · Last seen 2026-05-18 · ok HTTP/1.1 200 851 ms crawled 2026-05-10

US · 137.220.38.131 · AS20473 The Constant Company, LLC

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Calyx Institute

Social

Contact

Email

help@calyx.org

Registration

Registrar

Porkbun LLC

Created

2002-04-28

Expires

2027-04-28 344 days left

Updated

2025-07-01

Name servers

ns10.calyx.org
ns11.calyx.org
ns12.calyx.org
ns13.calyx.org

DNS records live

NS

ns10.calyx.org
ns11.calyx.org
ns12.calyx.org
ns13.calyx.org

MX

10 mail.protonmail.ch
20 mailsec.protonmail.ch

TXT

protonmail-verification=ec7066412adc11508df3ddd818de2e15b1aefbeb

Email authentication partial

SPF: v=spf1 include:_spf.protonmail.ch ~all
softfail (~all)
DMARC: v=DMARC1; p=none;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

from 2026-05-08 to 2026-08-06

Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://calyx.org/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

CSP allows unsafe inline scripts/styles
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: default-src 'self' https:; font-src 'self' https: data:; img-src 'self' https: data: blob:; object-src 'none'; script-src 'self' https: 'unsafe-inline' 'nonce-'; style-src 'self' https: 'unsafe-inline'; connect-src 'self' https:; frame-ancestors 'none'
strict-transport-security: max-age=63072000; includeSubDomains