covna.net

.net crawl

First seen 2026-04-15 · Last seen 2026-05-13 · ok HTTP/1.1 200 4167 ms crawled 2026-05-10

CN · 119.23.252.14 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: 不锈钢阀门-不锈钢球阀-不锈钢蝶阀-不锈钢闸阀-浙江科威纳阀门|不锈钢阀门厂家
Description: 浙江科威纳阀门是一家集自动化阀门研发，设计，生产的阀门生产厂家,主营:不锈钢阀门,不锈钢球阀,不锈钢蝶阀，不锈钢闸阀,不锈钢法兰蝶阀,不锈钢截止阀等多种阀门,材质有不锈钢,黄铜,UPVC等,厂家直销，非标可定做，咨询电话0769-22456666,欢迎前来咨询。
Language: zh-CN
Canonical: https://www.covna.net/

Open Graph

url: https://www.covna.net/
title: 不锈钢阀门-不锈钢球阀-不锈钢蝶阀-不锈钢闸阀-浙江科威纳阀门|不锈钢阀门厂家
site name: 温州科威纳阀门
description: 浙江科威纳阀门是一家集自动化阀门研发，设计，生产的阀门生产厂家,主营:不锈钢阀门,不锈钢球阀,不锈钢蝶阀，不锈钢闸阀,不锈钢法兰蝶阀,不锈钢截止阀等多种阀门,材质有不锈钢,黄铜,UPVC等,厂家直销，非标可定做，咨询电话0769-22456666,欢迎前来咨询。

Technology

Server: Apache
CMS: WordPress

Third-party hosts loaded (1)

pub.idqqimg.com×1

Contact

Phone

Registration

Registrar

Alibaba Cloud Computing (Beijing) Co., Ltd.

Created

2014-04-04

Expires

2027-04-04 319 days left

Updated

2026-03-05

Name servers

dns31.hichina.com
dns32.hichina.com

DNS records live

NS

dns31.hichina.com
dns32.hichina.com

MX

10 mxw.mxhichina.com
5 mxn.mxhichina.com

Email authentication weak

SPF: v=spf1 include:spf.mxhichina.com -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2

from 2026-04-27 to 2026-10-28

Expires in 161 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.covna.net/

findings

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