johnsheirer.com

.com crawl

First seen 2026-05-19 · Last seen 2026-05-25 · ok HTTP/1.1 200 13786 ms crawled 2026-05-25

US · 13.248.243.5 · AS16509 Amazon.com, Inc.

Reputation 75/100 wrong cert

sector other type landing page

HTML metadata

Title: Home
Language: en
Generator: Starfield Technologies; Go Daddy Website Builder 7.0.5350

Open Graph

url: http://www.johnsheirer.com/home.html
title: Home
site name: John Sheirer

Technology

Server: DPS

Third-party hosts loaded (2)

nebula.wsimg.com×34
img1.wsimg.com×2

Social

DNS records live

NS

ns35.domaincontrol.com
ns36.domaincontrol.com

MX

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

Email authentication no MX

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

Certificate (current) wrong cert

Starfield Secure Certificate Authority - G2

from 2026-04-27 to 2026-11-11

Expires in 164 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked over plain HTTP: http://www.johnsheirer.com/

present

content-security-policy

findings

checked over plain HTTP
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

content-security-policy: frame-ancestors 'self' websitebuilder.godaddy.com websitebuilder.secureserver.net

Links to (17)

Linked from (1)

timcorrimal.com×1