021vaillant.com

.com crawl

First seen 2026-05-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 1677 ms crawled 2026-05-19

US · 104.21.39.82 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
上海愈堃实业有限公司
Description
上海愈堃实业有限公司成立于2013年07月02日,注册地位于上海市金山区海丰路65号3041室,法定代表人为张健。经营范围包括从事电子科技(除医疗器械)领域内的技术开发、技术服务、技术咨询,机电设备销售,商务咨询(除经纪),会务服务,设计制作各类广告,自有房屋租赁,管道工程(除特种设备),家用电器维修服务。 【依法须经批准的项目,经相关部门批准后方可开展经营活动】
Language
en

Technology

CDN
Cloudflare
CMS
Gatsby

Registration

Registrar
NameSilo, LLC
Created
2026-05-10
Expires
2027-05-10 355 days left
Updated
2026-05-11
Name servers
  • melany.ns.cloudflare.com
  • nick.ns.cloudflare.com

DNS records live

NS
  • melany.ns.cloudflare.com
  • nick.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E7
from 2026-05-11 to 2026-08-09
Expires in 81 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://021vaillant.com/

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

Links to (50)

Linked from (7)