WWW2.DUPONT.COM 网站分析
访问网站 www2.dupont.com 时发生错误
我们在尝试访问网站 www2.dupont.com 的以下 URL 地址时遇到错误：
- HTTP 0 http://www2.dupont.com/
- HTTP 0 https://www2.dupont.com/
当遇到 HTTP 状态代码 0 时，表示无法通过 HTTP(s) 与服务器建立通信。如果这涉及您的网站，请检查网站是否在线以及 DNS 解析是否配置正确。此外，如果配置了 SSL 证书，请验证 HTTPS 证书是否有效。
以下内容展示了我们服务器在 2020-06-17 缓存的部分历史分析数据。由于我们的机器人无法访问此网站，数据可能不完整或已过时，仅供您参考。
基本信息
页面信息
标题:
Home | DuPont
长度: 14 字符; 最佳长度: 10 ~ 60 字符
Meta 关键词:
Transportation and Industrial, Nutrition & Biosciences, Safety & Construction, Electronics & Imaging, Food & Beverage, Performance Polymers, Bioactives, Kevlar & Nomex, Performance Building Solutions, Tyvek & Typar, Water Solutions, Shelter, Safety, Healthcare, Dietary Supplements, Microbial Control, Pharmaceuticals, Sustainability, Photovoltaic Solutions, Biomaterials, Clean Technologies, Advanced Printing solutions, Automotive, Electronics Solutions, Industrial Biosciences, Packaging Materials & Solutions, Food & Beverage Ingredients, Electronics & Electronic Materials, Construction Materials, Industrial Enzymes & Bioactives, Dietary Supplement Ingredients, Clean Technologies, Printing & Package Printing, Composites Interlayers & Laminates, Fabrics Fibers & Nonwovens, Industrial Films, Personal Protective Equipment, Personal Care Ingredients, Medical Devices & Materials, Home Garden & Car Care, Additives & Modifiers, Water Solutions, Solar Photovoltaic Materials, Pharmaceutical Ingredients, Lubricants & Fluids, Animal Nutrition & Health, Automotive, Building & Construction, Electronics, Energy, Food & Beverage, Government & Public Sector, Health Care & Medical, Manufacturing & Industrial, Packaging & Printing, Safety & Protection, Water Management, Aerospace, Home & Personal Care, Military Law Enforcement & Emergency Response, Apparel & Textiles, Investor, Consumer Demands and Trends, Technology, Operations, Current Customer, Citizen Community Member, Science & Innovation, Community and Outreach, Core Values, Corporate Responsibility, Healthier Lifestyles
长度: 1585 字符; 最佳长度: 10 ~ 255 字符
Meta 描述信息:
DuPont is using science and innovation to make the world a safer, healthier, and better place to live. It’s how we’re helping to invent a better now.
长度: 149 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
Through our science, our people and our communities, DuPont pledges to constantly improve and innovate more sustainable ways of contributing.
长度: 141 字符
内部链接:
44 (0 nofollow)
外部链接:
42 (0 nofollow)
建站技术
服务器:
未知
SSL 安全:
不可用
robots.txt:
不可用
XML 站点地图:
不可用
Gzip 压缩:
有效
favicon.ico:
不可用
HTTP Head 分析
HTTP 协议采用了请求与响应模型，通过 HTTP Header 定义了 HTTP 传输过程中的必要参数。 浏览器（例如 Internet Explorer, Google Chrome, Firefox 等）并不会显示 HTTP header 字段的内容，下面是网站 www2.dupont.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Cache-Control: max-age=1800
Content-Type: text/html; charset=iso-8859-1
Date: Thu, 18 Jun 2020 07:26:57 GMT
Expires: Thu, 18 Jun 2020 08:01:57 GMT
Location: https://www.dupont.com
Server: ECAcc (nya/7968)
Set-Cookie: f5avrbbbbbbbbbbbbbbbb=INANFAAKLJDGNNPLLFPHIGPEPNNKHCBIPGDFGEJGCJALJIDGKDLGBJKJBLDENCAOIPNDHPKCEICLBBKHIGOADINDCBDLEOJNOEOEIIKLBKGKDKGHCCOELJNMFABCDBJE; HttpOnly
Set-Cookie: TS01230a9a=0191c5d3460543172682b87bf763a4260312482e4eeda95cc6da14b199eabfa5eaa4502a1ba46760f0c98c998f1b18f1220105522c2a2a612a1cdab2fa3ab2a4501603f17b; Path=/; HTTPOnly
Set-Cookie: f5avrbbbbbbbbbbbbbbbb=EJGMKFLOACKJMGICIOLKNIMEHAOCLFEHHGDEENPIHCMPBCBMOOLKJHPLFPEKEOKDNLLDIBDIEIJBPDKFDMOAPHOGCBHHLMEFAEPFCONJBKICMJAOMFKFNKACKFNODHFG; HttpOnly
X-robots-tag: noindex,nofollow
Content-Length: 230
HTTP/1.1 200 OK
Content-Encoding: gzip
Accept-Ranges: bytes
Age: 790
Cache-Control: max-age=1800
Content-Type: text/html;charset=utf-8
Date: Thu, 18 Jun 2020 07:31:57 GMT
Etag: "5a5fde58b3ffe-gzip"
Expires: Thu, 18 Jun 2020 08:01:57 GMT
Last-Modified: Tue, 19 May 2020 10:39:39 GMT
Server: ECAcc (nyb/47B4)
Vary: Accept-Encoding
X-Cache: HIT
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
X-UA-Compatible: IE=Edge
X-XSS-Protection: 1; mode=block
Content-Length: 13320
Cache-Control: max-age=1800
Content-Type: text/html; charset=iso-8859-1
Date: Thu, 18 Jun 2020 07:26:57 GMT
Expires: Thu, 18 Jun 2020 08:01:57 GMT
Location: https://www.dupont.com
Server: ECAcc (nya/7968)
Set-Cookie: f5avrbbbbbbbbbbbbbbbb=INANFAAKLJDGNNPLLFPHIGPEPNNKHCBIPGDFGEJGCJALJIDGKDLGBJKJBLDENCAOIPNDHPKCEICLBBKHIGOADINDCBDLEOJNOEOEIIKLBKGKDKGHCCOELJNMFABCDBJE; HttpOnly
Set-Cookie: TS01230a9a=0191c5d3460543172682b87bf763a4260312482e4eeda95cc6da14b199eabfa5eaa4502a1ba46760f0c98c998f1b18f1220105522c2a2a612a1cdab2fa3ab2a4501603f17b; Path=/; HTTPOnly
Set-Cookie: f5avrbbbbbbbbbbbbbbbb=EJGMKFLOACKJMGICIOLKNIMEHAOCLFEHHGDEENPIHCMPBCBMOOLKJHPLFPEKEOKDNLLDIBDIEIJBPDKFDMOAPHOGCBHHLMEFAEPFCONJBKICMJAOMFKFNKACKFNODHFG; HttpOnly
X-robots-tag: noindex,nofollow
Content-Length: 230
HTTP/1.1 200 OK
Content-Encoding: gzip
Accept-Ranges: bytes
Age: 790
Cache-Control: max-age=1800
Content-Type: text/html;charset=utf-8
Date: Thu, 18 Jun 2020 07:31:57 GMT
Etag: "5a5fde58b3ffe-gzip"
Expires: Thu, 18 Jun 2020 08:01:57 GMT
Last-Modified: Tue, 19 May 2020 10:39:39 GMT
Server: ECAcc (nyb/47B4)
Vary: Accept-Encoding
X-Cache: HIT
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
X-UA-Compatible: IE=Edge
X-XSS-Protection: 1; mode=block
Content-Length: 13320
DNS 记录分析
DNS 域名系统（Domain Name System，缩写）是 Internet 的一项基础服务。它作为将域名和IP地址相互映射的一个分布式数据库，能够使人更方便地访问互联网。dupont.com 当前共有 15 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| dupont.com | A | 86400 | ||
| dupont.com | MX | 86400 | pri: 20 | |
| dupont.com | MX | 86400 | pri: 10 | |
| dupont.com | NS | 7200 | ||
| dupont.com | NS | 7200 | ||
| dupont.com | NS | 7200 | ||
| dupont.com | NS | 7200 | ||
| dupont.com | NS | 7200 | ||
| dupont.com | NS | 7200 | ||
| dupont.com | SOA | 86400 | expire: 864000 serial: 2013114438 | |
| dupont.com | TXT | v=spf1 include:spf.protection.outlook.com include:spf.messagelabs.com include:_netblocks.eloqua.com -all | 3600 | |
| dupont.com | TXT | ZCd6JLlhtZIXm6yc52HBQ3qaBtfawnrql19h857a1MBvvLK2HvkeUSPCdUbg1RseR8eVzOFxT6qd1NG3U52A3A== | 14400 | |
| dupont.com | TXT | globalsign-domain-verification=s5_Jt6xXLSLm7iToLNLTuptRDOazmf2D2Lg-E5Hmww | 3600 | |
| dupont.com | TXT | Oim2n7orY2Sk0V2lM9RcaLnDStZgZjGkKOHklrbctHliKqzRWRxm1Fj7rnSDwqitDJmbPM7KYHZLOrhY0RhVdw== | 3600 | |
| dupont.com | TXT | MS=ms74838800 | 900 |