indexo.dev

citizenbookseller.com

.com crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 1119 ms crawled 2026-05-30

US · 3.231.35.217 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Citizen Bookseller | Paul Bradley Carr | Substack
Description
By Paul Bradley Carr. Click to read Citizen Bookseller, by Paul Bradley Carr, a Substack publication with thousands of subscribers.
Language
en
Canonical
https://www.citizenbookseller.com/
Feeds

Open Graph

url
https://www.citizenbookseller.com/
title
Citizen Bookseller | Paul Bradley Carr | Substack
description
By Paul Bradley Carr. Click to read Citizen Bookseller, by Paul Bradley Carr, a Substack publication with thousands of subscribers.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • substackcdn.com×247
  • fonts.gstatic.com×1
  • images.unsplash.com×1
  • js.sentry-cdn.com×1
  • static.cloudflareinsights.com×1

Registration

Registrar
GoDaddy.com, LLC
Created
2024-01-29
Expires
2027-01-29 242 days left
Updated
2026-01-30
Name servers
  • ns77.domaincontrol.com
  • ns78.domaincontrol.com

DNS records live

NS
  • ns77.domaincontrol.com
  • ns78.domaincontrol.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-04-16 to 2026-07-15
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

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

Links to (4)

Linked from (1)