jzhao.xyz

.xyz crawl

First seen 2026-04-11 · Last seen 2026-05-20 · ok HTTP/1.1 200 314 ms crawled 2026-05-18

US · 172.67.171.99 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
jzhao.xyz
Description
Welcome! I’m Jacky. This is my little hypertext garden on the Internet — make yourself at home! Currently, I’m exploring what agentic and communal technology looks like at Replit.
Language
en
Generator
Quartz
Feeds

Open Graph

url
https://jzhao.xyz/index
title
jzhao.xyz
image:url
https://jzhao.xyz/index-og-image.webp
description
Welcome! I’m Jacky. This is my little hypertext garden on the Internet — make yourself at home! Currently, I’m exploring what agentic and communal technology looks like at Replit.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • cdn.jsdelivr.net×4
  • fonts.googleapis.com×2
  • cdnjs.cloudflare.com×1
  • fonts.gstatic.com×1
  • static.cloudflareinsights.com×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2019-08-18
Expires
2027-08-18 454 days left
Updated
2023-08-31
Name servers
  • aaden.ns.cloudflare.com
  • clara.ns.cloudflare.com

DNS records live

NS
  • aaden.ns.cloudflare.com
  • clara.ns.cloudflare.com
MX
  • 10 alt1.gmr-smtp-in.l.google.com
  • 20 alt2.gmr-smtp-in.l.google.com
  • 30 alt3.gmr-smtp-in.l.google.com
  • 40 alt4.gmr-smtp-in.l.google.com
  • 5 gmr-smtp-in.l.google.com
Verified for
  • Google

Email authentication weak

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

Certificate (current)

WE1
from 2026-04-20 to 2026-07-19
Expires in 60 days

HTTP security headers

Header hygiene 45/100 Checked live page: https://jzhao.xyz/

present
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff

Links to (3)

Linked from (9)