jazzwax.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-14 · ok HTTP/1.1 200 1920 ms crawled 2026-05-13

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

JazzWax | Substack

Description

Marc Myers writes on jazz legends and legendary jazz recordings. Click to read JazzWax, a Substack publication with thousands of subscribers.

Language

Canonical

https://www.jazzwax.com/

Feeds

JazzWax RSS

Open Graph

url: https://www.jazzwax.com/
title: JazzWax | Substack
description: Marc Myers writes on jazz legends and legendary jazz recordings. Click to read JazzWax, a Substack publication with thousands of subscribers.

Technology

CDN: Cloudflare
CMS: Gatsby

Analytics

Cloudflare Insights

Fonts

Google Fonts

Third-party hosts loaded (4)

substackcdn.com×263
fonts.gstatic.com×1
js.sentry-cdn.com×1
static.cloudflareinsights.com×1

Social

Registration

Registrar

GoDaddy.com, LLC

Created

2007-07-21

Expires

2027-07-21 428 days left

Updated

2025-09-22

Name servers

ns11.domaincontrol.com
ns12.domaincontrol.com

DNS records live

NS

ns11.domaincontrol.com
ns12.domaincontrol.com

MX

0 smtp.secureserver.net
10 mailstore1.secureserver.net

Email authentication weak

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

Certificate (current)

from 2026-03-21 to 2026-06-19

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.jazzwax.com/

present

strict-transport-security
content-security-policy

findings

CSP uses wildcard sources
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

content-security-policy: frame-ancestors 'self' https://*.substack.com https://substack.com
strict-transport-security: max-age=31536000; includeSubDomains; preload