indexo.dev

zexinxu.com

.com crawl

First seen 2026-04-25 · Last seen 2026-05-18 · ok HTTP/1.1 200 2614 ms crawled 2026-05-18

US · 185.199.111.153 · AS54113 Fastly, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Zexin (Jason) Xu
Description
PhD Student at The University of Texas at Dallas
Language
en

Open Graph

url
https://zexinxu.com/
title
Zexin (Jason) Xu
locale
en-US
site name
Zexin (Jason) Xu
description
PhD Student at The University of Texas at Dallas

Technology

CDN
Fastly
Server
GitHub.com
CMS
Next.js

Third-party hosts loaded (1)

  • gc.zgo.at×1

Social

Contact

Address
st updated:May 17, 2026

Registration

Registrar
Cloudflare, Inc.
Created
2024-12-10
Expires
2030-12-10 1666 days left
Updated
2026-05-04
Name servers
  • amanda.ns.cloudflare.com
  • dan.ns.cloudflare.com

DNS records live

NS
  • amanda.ns.cloudflare.com
  • dan.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

R12
from 2026-04-04 to 2026-07-03
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (18)

Linked from (2)