paulguerrero.net

.net crawl

First seen 2026-04-18 · Last seen 2026-05-19 · ok HTTP/1.1 200 3023 ms crawled 2026-05-12

US · 185.199.110.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Paul Guerrero
Description: Personal Homepage of Paul Guerrero
Language: en

Technology

CDN: Fastly
Server: GitHub.com

Third-party hosts loaded (1)

ajax.googleapis.com×1

Social

Registration

Registrar

Squarespace Domains II LLC

Created

2015-09-14

Expires

2026-09-14 116 days left

Updated

2025-09-04

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

10 mxa.mailgun.org
10 mxb.mailgun.org

Verified for

Google

Email authentication weak

SPF: v=spf1 include:_spf.google.com include:mailgun.org ?all
neutral (?all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-03 to 2026-08-01

Expires in 73 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://paulguerrero.net/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Links to (43)

Linked from (4)