indexo.dev

mingjie.dev

.dev crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 1719 ms crawled 2026-05-10

US · 172.67.136.47 · AS13335 Cloudflare, Inc.

Reputation 100/100

sector tech type homepage

HTML metadata

Title
Mingjie Jiang
Description
Web engineer on the internet.
Language
en

Technology

CDN
Cloudflare
CMS
Next.js
Analytics
  • Cloudflare Insights

Third-party hosts loaded (1)

  • static.cloudflareinsights.com×1

Social

Contact

Email

DNS records live

NS
  • anirban.ns.cloudflare.com
  • mia.ns.cloudflare.com
MX
  • 28 route2.mx.cloudflare.net
  • 35 route1.mx.cloudflare.net
  • 72 route3.mx.cloudflare.net
TXT
  • apple-domain=hFOHjizKkuFZ30dD
  • google-site-verification=xueat_EBle3s7z0BHC_iuPKNZFlnm0BIQJ6uxP0iAQI

Email authentication strong

SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:6b7d56764fea4ddb9a09e1846ea4213b@dmarc-reports.cloudflare.net,mailto:dmarc-reports@mingjie.dev; ruf=mailto:dmarc-reports@mingjie.dev; fo=1;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-16 to 2026-07-15
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://mingjie.dev/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (4)

Linked from (1)