www.dnv.com
挂号的
页面分析更新日期:
2026/02/26 23:22:38
上次 Whois 更新日期:
2026/02/26 23:21:10
域名状态
挂号的
付款至
31.07.2027
可从
30.08.2027
×
![全屏网站截图]()
www.dnv.com 网站截图
搜索引擎优化得分
73.29%
107
取得的分数
146
最高分
主要信息
标题: DNV.com - When trust matters - DNV
描述: Driven by our purpose of safeguarding life, property and the environment, DNV enables organizations to advance the safety and sustainability of their business.
关键词: 未知
页面编码:
utf-8
页面文件大小: 189 KB
服务器信息
IP: 104.18.37.91
地点: ,,,,,,
HTTP服务器: cloudflare
编码: utf-8
元标签列表
- charset: UTF-8
- equiv: X-UA-Compatible content: IE=edge
- name: viewport content: width=device-width, initial-scale=1.0
- name: culture content: en
- name: title property: title content: DNV.com - When trust matters - DNV
- name: BA content: Group
- name: BAPageCategory content:
- name: description property: description content: Driven by our purpose of safeguarding life, property and the environment, DNV enables organizations to advance the safety and sustainability of their business.
- property: og:site_name content: DNV
- property: og:title content: DNV.com - When trust matters - DNV
- property: og:description content: Driven by our purpose of safeguarding life, property and the environment, DNV enables organizations to advance the safety and sustainability of their business.
- property: og:image content: https://www.dnv.com/assets/images/DNV_logo_RGB_tcm8-197625.png
- property: og:url content: https://www.dnv.com/
- property: twitter:title content: DNV.com - When trust matters - DNV
- property: twitter:description content: Driven by our purpose of safeguarding life, property and the environment, DNV enables organizations to advance the safety and sustainability of their business.
- property: twitter:image content: https://www.dnv.com/assets/images/DNV_logo_RGB_tcm8-197625.png
- property: twitter:url content: https://www.dnv.com/
- name: msapplication-config content: ~/assets/meta/browserconfig.xml
- name: msapplication-TileColor content: #ffffff
- name: theme-color content: #ffffff
内部链接
外部链接
查询信息
domain_name: dnv.com
update_date: 2025-12-03T05:18:19Z
update_time: 1764739099
creation_date: 1996-08-01T04:00:00Z
creation_time: 838872000
expiration_date: 2027-07-31T04:00:00Z
Whois 原始数据
Domain Name: DNV.COM
Registrar: Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
Domain Status: active
Creation Date: 1996-08-01T04:00:00Z
Registry Expiry Date: 2027-07-31T04:00:00Z
Updated Date: 2025-12-03T05:18:19Z
Name Server: WESTON.NS.CLOUDFLARE.COM
Name Server: ZITA.NS.CLOUDFLARE.COM
REGISTRAR Contact: Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA
>>> Last update of RDAP database: 2026-02-26T23:21:10Z
Robots.txt
User-agent: GPTBot Allow: / User-agent: OAI-SearchBot Allow: / User-agent: Google-Extended Allow: / User-agent: Claude-bot Allow: / User-agent: * Allow: / Disallow: /episerver/ Disallow: /ui/ Disallow: /utils/ Sitemap: https://www.dnv.com/en/sitemap.xml Sitemap: https://www.dnv.com.au/au/sitemap.xml Sitemap: https://www.dnv.com.mx/mx/sitemap.xml Sitemap: https://www.dnv.ae/ae/sitemap.xml Sitemap: https://www.dnv.nl/nl/sitemap.xml Sitemap: https://www.dnv.pl/pl/sitemap.xml Sitemap: https://www.dnv.sg/sg/sitemap.xml Sitemap: https://www.dnv.sk/sk/sitemap.xml Sitemap: https://www.dnv.es/es/sitemap.xml Sitemap: https://www.dnv.co.uk/uk/sitemap.xml Sitemap: https://www.dnv.us/us/sitemap.xml Sitemap: https://www.dnv.fi/fi/sitemap.xml Sitemap: https://www.dnv.fr/fr/sitemap.xml Sitemap: https://www.dnv.de/de/sitemap.xml Sitemap: https://www.dnv.in/in/sitemap.xml Sitemap: https://www.dnv.it/it/sitemap.xml Sitemap: https://www.dnv.jp/jp/sitemap.xml Sitemap: https://www.dnv.co.kr/kr/sitemap.xml Sitemap: https://www.dnv.my/my/sitemap.xml Sitemap: https://www.dnv.com.br/br/sitemap.xml Sitemap: https://www.dnv.cl/cl/sitemap.xml Sitemap: https://www.dnv.hr/hr/sitemap.xml Sitemap: https://www.dnv.hu/hu/sitemap.xml Sitemap: https://www.dnv.cz/cz/sitemap.xml Sitemap: https://www.dnv.dk/dk/sitemap.xml Sitemap: https://afrique.dnv.fr/cf/sitemap.xml Sitemap: https://www.dnv.be/be/sitemap.xml Sitemap: https://africa.dnv.com/sd/sitemap.xml Sitemap: https://www.dnv.no/no/sitemap.xml Sitemap: https://www.dnv.com/se/sitemap.xml Sitemap: https://www.dnv.cn/cn/sitemap.xml Sitemap: https://www.dnv.com/ar/sitemap.xml Sitemap: https://www.dnv.com/tw/sitemap.xml Sitemap: https://www.dnv.com/ca/sitemap.xml
搜索引擎优化审核
技术搜索引擎优化
✓
响应码
200
状态 200 正常 - 页面加载正确。
✓
字符编码
Page: utf-8, Header: utf-8
HTML 和标头之间的字符编码一致。
✓
页面尺寸
193779 bytes
页面大小可以接受快速加载。
!
资源
138 total
资源太多了。优化和组合文件以获得更好的性能。
✓
赫尔夫朗标签
0 hreflang tags
如果您有多语言内容，请添加 hreflang 标签。
✓
Robots.txt
Exists
找到 Robots.txt 文件。
✓
Sitemap
Declared in robots.txt
在 robots.txt 中声明的站点地图。
✓
HTTPS
Yes
已启用安全 HTTPS 连接。
✓
压缩
gzip
启用 Gzip 或 Zstd 压缩以加快加载速度。
!
缓存
Not set
添加缓存控制标头以提高回访者的加载速度。
✓
页面速度
1.13 ms
出色的加载速度。
页面搜索引擎优化
✓
标题
DNV.com - When trust matters - DNV
良好的标题长度（30-60 个字符）。
✓
元描述
Driven by our purpose of safeguarding life, property and the environment, DNV enables organizations to advance the safety and sustainability of their business. Lenght:159
良好的元描述长度（100-160 个字符）。
!
H1 标题
0 found - ""
添加一个带有主要关键词的 H1 标题。
!
字数统计
357
内容有点短。扩展到 500 多个单词以实现最佳 SEO。
!
规范标签
添加规范标签以防止重复内容问题。
✓
重复元
[]
未找到重复的元标记。
✓
关键词
元关键字是可选的（主要搜索引擎不使用）。
内容和用户体验
✓
语言
en
语言属性设置正确。
✓
图片
14 total, 0 missing ALT
所有图像都有正确的 ALT 文本。
✓
视口
width=device-width, initial-scale=1.0
为移动设备正确设置视口元标记。
✓
打开图
All OG tags present.
存在所有必要的 OpenGraph 标签。
!
结构化数据
0 JSON-LD scripts
添加结构化数据 (JSON-LD) 以获取丰富的代码片段和更好的 SEO。
职位于 Google
搜索短语 - Google
| 位置 | 短语 | 页 | 片段 |
|---|---|---|---|
| 9 | /news/2024/ballast-w... |