indexo.dev

jacobzivandesign.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-07 · ok HTTP/1.1 200 606 ms crawled 2026-05-19

US · 104.21.33.213 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Welcome to Jacob Zivan Design! | Jacob Zivan Design
Description
Musings and learnings from a banker turned nerd - Tips, tutorials, principles, and thought processes on life and software.
Language
en
Canonical
https://JacobZivanDesign.com
Feeds

Technology

CDN
Cloudflare

Social

Registration

Registrar
Cloudflare, Inc.
Created
2014-05-17
Expires
2027-05-17 361 days left
Updated
2026-04-17
Name servers
  • lia.ns.cloudflare.com
  • peyton.ns.cloudflare.com

DNS records live

NS
  • lia.ns.cloudflare.com
  • peyton.ns.cloudflare.com
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=33c41fc974544f4339c9ece50eb6c0c789501357

Email authentication strong

SPF
v=spf1 include:_spf.protonmail.ch mx ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-08 to 2026-08-07
Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://jacobzivandesign.com/

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

Links to (7)

Linked from (2)