indexo.dev

youchengvn.com

.com crawl

First seen 2026-05-06 · Last seen 2026-05-12 · ok HTTP/1.1 200 6659 ms crawled 2026-05-12

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Youcheng
Description
Youcheng company
Language
en

Technology

CDN
Vercel
CMS
Next.js

Contact

Phone

Registration

Registrar
GoDaddy.com, LLC
Created
2025-04-14
Expires
2027-04-14 329 days left
Updated
2026-04-15
Name servers
  • ns75.domaincontrol.com
  • ns76.domaincontrol.com

DNS records live

NS
  • ns75.domaincontrol.com
  • ns76.domaincontrol.com
MX
  • 0 smtp.secureserver.net
  • 10 mailstore1.secureserver.net
TXT
  • D2936888

Email authentication strong

SPF
v=spf1 include:secureserver.net -all
strict (-all)
DMARC
v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net;
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-17 to 2026-07-16
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.youchengvn.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=63072000

Links to (1)

Linked from (2)