indexo.dev

kaiyuanzhang.com

.com crawl

First seen 2026-05-06 · Last seen 2026-05-06 · ok HTTP/1.1 200 4987 ms crawled 2026-05-12

US · 104.21.71.78 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector education type landing page

HTML metadata

Title
Kaiyuan Zhang @Purdue University
Language
en
Canonical
https://kaiyuanzhang.com/
Feeds

Open Graph

url
https://kaiyuanzhang.com/
title
Kaiyuan Zhang @Purdue University
locale
en_US
site name
Kaiyuan Zhang @Purdue University

Technology

CDN
Cloudflare
Analytics
  • Statcounter

Third-party hosts loaded (2)

  • c.statcounter.com×1
  • cdn.jsdelivr.net×1

Social

Contact

Address
st updated: Mar. 2026

Registration

Registrar
NameSilo, LLC
Created
2019-07-30
Expires
2030-07-30 1533 days left
Updated
2025-04-14
Name servers
  • edna.ns.cloudflare.com
  • jeff.ns.cloudflare.com

DNS records live

NS
  • edna.ns.cloudflare.com
  • jeff.ns.cloudflare.com
TXT
  • google-site-verification=o2-kq7s-xYRA-OGkVfbMOIxqpsx9oQEaIR2vSDVY0PI

Email authentication no MX

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

Certificate (current)

WE1
from 2026-04-14 to 2026-07-13
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://kaiyuanzhang.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 (1)