indexo.dev

jonchristopher.us

.us user

First seen 2026-05-20 · Last seen 2026-05-20 · ok HTTP/1.1 200 822 ms crawled 2026-06-03

US · 34.174.90.125 · AS396982 Google LLC

Reputation 89/100 weak security headers dmarc monitor-only

sector tech type landing page

HTML metadata

Title
Jon Christopher - Web Developer, Product Builder
Language
en-US
Generator
WordPress 7.0
Canonical
https://jonchristopher.us/
Feeds

Open Graph

url
https://jonchristopher.us/
title
Jon Christopher - Web Developer, Product Builder
locale
en_US
site name
Jon Christopher
description
I build things with code. I’ve been using code to build things for as long as I can remember. I’ve spent many years building websites for clients, and nearly as many years building products that make websites better. I like to focus on the user experience behind those products, which empowers people to use their […]

Technology

Server
nginx
CMS
WordPress 7.0
jQuery
3.7.1
Analytics
  • Fathom

Third-party hosts loaded (1)

  • cdn.usefathom.com×2

DNS records live

NS
  • ns1.siteground.net
  • ns2.siteground.net
MX
  • 10 in1-smtp.messagingengine.com
  • 20 in2-smtp.messagingengine.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 +a +mx +ip4:34.174.155.106 include:spf.messagingengine.com include:amazonses.com include:jonchristopher.us.spf.auto.dnssmarthost.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none; aspf=r; adkim=r;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC11O1UpP5Y54Z8dMHTqU9WpSG6XAOIOTRG0bPn2Wfk0bxmtBf+pzF6dxK2c1ETaFMrLfWLMomjoCLWxZU+2u…
selectors probed

Certificate (current)

R12
from 2026-05-13 to 2026-08-11
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://jonchristopher.us/

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

Links to (4)

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