jfpennbooks.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-06 · ok HTTP/1.1 200 2718 ms crawled 2026-05-06

CA · 23.227.38.36 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: J.F. Penn Books: Thrillers, Crime, Dark Fantasy, Short Stories – JFPennBooks
Description: Books for lovers of thriller, crime, dark fantasy, horror, short stories and more. From New York Times and USA Today bestselling author, J.F. Penn
Language: en
Canonical: https://jfpennbooks.com/

Open Graph

url: https://jfpennbooks.com/
title: J.F. Penn Books: Thrillers, Crime, Dark Fantasy, Short Stories
site name: JFPennBooks
description: Books for lovers of thriller, crime, dark fantasy, horror, short stories and more. From New York Times and USA Today bestselling author, J.F. Penn

Technology

CDN: Cloudflare
CMS: Shopify

Third-party hosts loaded (15)

cdn.shopify.com×6
shop.app×2
ajax.googleapis.com×1
api.judge.me×1
app.consentmo.com×1
cdn.consentmo.com×1
cdn.judge.me×1
cdn1.judge.me×1
fonts.shopifycdn.com×1
maps.googleapis.com×1
maps.gstatic.com×1
monorail-edge.shopifysvc.com×1
productreviews.shopifycdn.com×1
storage.consentmo.com×1
workers.consentmo.com×1

Social

Registration

Registrar

Tucows Domains Inc.

Created

2023-06-02

Expires

2026-06-02 14 days left

Updated

2025-05-21

Name servers

ns-cloud-b1.googledomains.com
ns-cloud-b2.googledomains.com
ns-cloud-b3.googledomains.com
ns-cloud-b4.googledomains.com

DNS records live

NS

ns-cloud-b1.googledomains.com
ns-cloud-b2.googledomains.com
ns-cloud-b3.googledomains.com
ns-cloud-b4.googledomains.com

MX

1 mx.jfpennbooks.com.cust.b.hostedemail.com

TXT

v=spf1 include:_spf.hostedemail.com ~all

Certificate (current)

from 2026-04-14 to 2026-07-13

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://jfpennbooks.com/

present

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

findings

short HSTS max-age
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: DENY
x-content-type-options: nosniff
content-security-policy: block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security: max-age=7889238