SEO report of dsafex.com

可燃性气体报警器_气体报警器厂家_气体探测器厂家-济南双安仪器仪表有限公司 ...

www.dsafex.com/

专业从事可燃、易燃、易爆及有毒气体检测报警安全设备可燃性气体报警器,燃气紧急切断电磁阀,气体报警器厂家,气体探测器厂家。服务热线：0531-86515115 ...

   

 Tasks

  • Avoid using deprecated HTML tags.
  • Implement the viewport meta tag.
  • Try to make your site load faster.

 SEO

URL

Domain : www.dsafex.com/

Character length : 15

Title
可燃性气体报警器_气体报警器厂家_气体探测器厂家-济南双安仪器仪表有限公司
Description
专业从事可燃、易燃、易爆及有毒气体检测报警安全设备可燃性气体报警器,燃气紧急切断电磁阀,气体报警器厂家,气体探测器厂家。服务热线：0531-86515115
Keywords (meta keywords)
可燃性气体报警器,气体报警器厂家,气体探测器厂家,燃气紧急切断电磁阀,空气呼吸器厂家,双安仪器仪表

Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol

Error! The website does not use the OG (Open Graph) protocol.

Dublin Core
Dublin Core is not used
Underscores in the URLs
Error! Hyphen (-) is a better solution than underscore (_) in the URLs
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.

 Social

Social Engagement

No info found.

 Content

Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
可燃性气体报警器_气体报警器厂家_气体探测器厂家-济南双安仪器仪表有限公司

Character length : 37

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 12%

Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
Headings
H1H2H3H4H5H6
1152000
Heading structure in the source code
  • <H1> 关键词：可燃性气体报警器气体报警器厂家气体探测器厂家
  • <H2> 产品展示PRODUCT
  • <H3> QT-400可燃/毒性气体探测器
  • <H3> QT-400点型可燃/毒性气体探测器（现场声光报警式）
  • <H3> QT-400点型可燃/毒性气体探测器（现场声光报警数显式）
  • <H3> QT-400点型可燃/毒性气体探测器（现场数显式）
  • <H3> QT-300点型可燃气体探测器（现场声光报警数显式）
  • <H3> QT-300点型可燃气体探测器（数显式）
  • <H3> QT-300点型可燃气体探测器（现场声光报警式）
  • <H3> QT-300点型可燃气体报警器
  • <H3> QT-500点型可燃气体探测器
  • <H3> RJ-300便携式可燃气体探测器
  • <H3> QT-100独立式气体探测器
  • <H3> 可燃性气体探测器
  • <H3> RK-4000P可燃/毒性气体报警控制器
  • <H3> RK-2000P可燃气体报警控制器
  • <H3> RK-7000可燃气体报警控制器
  • <H3> QT-100独立式气体探测器
  • <H3> RJ-300便携式可燃气体探测器
  • <H3> QT-500点型可燃气体探测器
  • <H3> QT-300点型可燃气体报警器
  • <H3> QT-300点型可燃气体探测器（现场声光报警式）
  • <H3> QT-300点型可燃气体探测器（数显式）
  • <H3> QT-300点型可燃气体探测器（现场声光报警数显式）
  • <H3> QT-400可燃/毒性气体探测器
  • <H3> QT-400点型可燃/毒性气体探测器（现场声光报警式）
  • <H3> 营业执照
  • <H3> 税务登记证
  • <H3> 组织机构代码证
  • <H3> 制造计量器具许可证
  • <H3> 世标认证
  • <H3> 产品保险一
  • <H3> 产品保险二
  • <H3> 产品保险三
  • <H3> QT-100
  • <H3> QT-300
  • <H3> QT-400
  • <H3> QT-500
  • <H3> RJ-300
  • <H3> RK-2000P
  • <H3> RK-4000P
  • <H3> RK-7000
  • <H3> QT-100
  • <H3> QT-300
  • <H3> QT-400
  • <H3> QT-500
  • <H3> RJ-300
  • <H3> RK-2000P
  • <H3> RK-4000P
  • <H3> RK-7000
  • <H3> QT-300
  • <H3> QT-400
  • <H3> RJ-300
  • <H3> 扫描二维码
Word cloud
  • 济南双安仪器仪表有限公司4
  • 联系我们4
  • 煤气泄漏发生爆燃引发火灾2
  • 气体报警器需要年检吗？2
  • 气体报警器厂家2
  • 可燃性气体探测器2
  • dsafex2
  • 荣誉资质2
  • honor2
  • www2
  • 新闻中心2
  • 气体探测器厂家2
  • 在线客服2
  • 公司简介2
  • 产品中心2
Keyword matrix
wordtitledescriptionsheading
济南双安仪器仪表有限公司
联系我们
煤气泄漏发生爆燃引发火灾
气体报警器需要年检吗？
气体报警器厂家
可燃性气体探测器
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 72 images on this web page.

Alternate attributes for the following 8 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

 Technologies

Mobile optimization
This website is optimal for mobile devices!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Good! The web address is accessible only in one version. The version without www is redirected to the version with www.
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.

 Speed test

Server response time
The server response time is fast enough.
Loading time
10,320 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
26
Number of source domains
1
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
  • http://www.dsafex.com/m/template/js/zepto.js
  • http://www.dsafex.com/m/template/js/iscroll.js
  • http://www.dsafex.com/m/template/js/scroll.js
  • http://www.dsafex.com/m/template/js/zepto.js
  • http://www.dsafex.com/m/template/js/iscroll.js
  • http://www.dsafex.com/m/template/js/scroll.js
List of render blocking css files
  • http://www.dsafex.com/m/template/style/style1/reset.css
  • http://www.dsafex.com/m/template/style/style1/ui.css

 Speed test – Javascript

Javascript
Error! Too many javascript files found which slows down the page load on the website.
  • http://www.dsafex.com/template/default/js/MSClass.js
  • http://www.dsafex.com/template/default/js/jquery-1.8.3.min.js
  • http://www.dsafex.com/template/default/js/mobile.js
  • http://www.dsafex.com/template/default/js/common.js
  • http://www.dsafex.com/template/default/js/message.js
  • http://www.dsafex.com/template/default/js/banar.js
  • http://www.dsafex.com/template/default/js/slideshow.js
  • http://www.dsafex.com/template/default/js/news_scroll.js
File size of all javascript files combined
121.65KB
Javascript minifying
You can save 2.4KB (21% compression) on the analysed URL by minifying the javascript files.

 Speed test – CSS

CSS
Error! Too many CSS files detected that slows down the page load.
  • http://www.dsafex.com/template/default/style/base.css
  • http://www.dsafex.com/template/default/style/model.css
  • http://www.dsafex.com/template/default/style/main.css
  • http://www.dsafex.com/template/default/style/slideshow.css
  • http://www.dsafex.com/template/default/style/kf.css
File size of all css files combined
11.28KB
CSS minifying
You can save 224B (12% compression) on the analysed URL by minifying the CSS files.

 Speed test – Compression

Uncompressed size of the of the HTML
15.80KB
Gzip compression
Your site uses compression.

 Speed test – Browser cache

Number of static resources (image, JS, CSS)
24
Browser cache
The browser cache is not set correctly for all elements.
URLDuration
http://www.dsafex.com/data/images/banner/20150513095759_178.jpgExpiry time is not specified
http://www.dsafex.com/data/images/banner/20180207001706_681.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111142_375.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111309_610.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111423_327.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111550_425.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111648_737.jpgExpiry time is not specified
http://www.dsafex.com/.. /thumb_20151227111750_501.jpgExpiry time is not specified
http://www.dsafex.com/m/template/images/a1.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/a2.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/a3.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/about.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/company.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/contacts.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/dd1.jpgExpiry time is not specified
http://www.dsafex.com/m/template/images/home.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/news.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/product.pngExpiry time is not specified
http://www.dsafex.com/m/template/images/share_icon.pngExpiry time is not specified
http://www.dsafex.com/m/template/js/iscroll.jsExpiry time is not specified
http://www.dsafex.com/m/template/js/scroll.jsExpiry time is not specified
http://www.dsafex.com/m/template/js/zepto.jsExpiry time is not specified
http://www.dsafex.com/m/template/style/style1/reset.cssExpiry time is not specified
http://www.dsafex.com/m/template/style/style1/ui.cssExpiry time is not specified

 Speed test – Images

File size of all images combined
558.73KB
Image optimisation
You can save 371KB (67% compression) by optimising the images below:

 Links

We found a total of 179 different links.
Internal links: 174
External links: 5

External links:

Link text (anchor) Link strength
鲁ICP备09068575号
山东维动企划
济南双安仪器仪表有限公司
技术支持
在线客服

Internal links:

Link text (anchor) Link strength
http://www.dsafex.com
企业分站
网站地图
RSS
XML
您有3条询盘信息！
首页
走进双安
公司简介
企业文化
经营理念
地理位置
产品中心
新闻中心
热点新闻
安全常识
资质荣誉
企业相关证书
产品认可证书
检验报告证书
防爆合格证书
研发中心
下载中心
人力资源
联系我们
在线留言
可燃性气体报警器
气体报警器厂家
气体探测器厂家
更多新闻
济南双安仪器仪表有限公司2017年春节假期安排
河南登封一煤矿发生煤与瓦斯突出事故 已致5人死亡
柳州一液化气供应站发生爆炸致1死2伤，调查结果系“...
气体报警器需要年检吗？
燃气报警器市场巨大家庭普及率却极低
煤气泄漏发生爆燃引发火灾
宁夏石嘴山一煤矿三号井发生瓦斯爆炸
电磁阀
气体探测器
报警控制器
空气呼吸器
代理产品
气体探测仪
气体探测报警器
毒性气体探测器
可燃性气体探测器
独立式气体探测器
燃气紧急切断电磁阀
毒性气体报警控制器
可燃/毒性气体探测器
可燃性气体报警控制器
便携式可燃气体探测器
可燃/毒性气体报警控制器
http://www.dsafex.com/product/134.html
QT-400可燃/毒性气体探测器
http://www.dsafex.com/product/133.html
QT-400点型可燃/毒性气体探测器（现场声光报警式）
http://www.dsafex.com/product/131.html
QT-400点型可燃/毒性气体探测器（现场声光报警数显式）
http://www.dsafex.com/product/132.html
QT-400点型可燃/毒性气体探测器（现场数显式）
http://www.dsafex.com/product/135.html
QT-300点型可燃气体探测器（现场声光报警数显式）
http://www.dsafex.com/product/136.html
QT-300点型可燃气体探测器（数显式）
http://www.dsafex.com/product/137.html
QT-300点型可燃气体探测器（现场声光报警式）
http://www.dsafex.com/product/138.html
QT-300点型可燃气体报警器
http://www.dsafex.com/product/139.html
QT-500点型可燃气体探测器
http://www.dsafex.com/product/140.html
RJ-300便携式可燃气体探测器
http://www.dsafex.com/product/141.html
QT-100独立式气体探测器
http://www.dsafex.com/product/158.html
可燃性气体探测器
http://www.dsafex.com/product/142.html
RK-4000P可燃/毒性气体报警控制器
http://www.dsafex.com/product/143.html
RK-2000P可燃气体报警控制器
http://www.dsafex.com/product/144.html
RK-7000可燃气体报警控制器
进一步了解双安
http://www.dsafex.com/case/qyxg277
http://www.dsafex.com/case/cpxsrkzs096
http://www.dsafex.com/case/jybgc9b
http://www.dsafex.com/case/fbhgz27d
www.dsafex.com
http://www.dsafex.com/news
济南双安仪器仪表有限公司2017...
河南登封一煤矿发生煤与瓦斯突出事...
柳州一液化气供应站发生爆炸致1死...
宁夏石嘴山一煤矿三号井发生瓦斯爆...
凤凰网报道石家庄一化工厂爆炸，呈...
济南堤口路万盛园小区游泳馆发生氯...
燃气报警器市场巨大家庭普及率却极...
气体报警器的安装
常见可燃气体爆炸极限数据表
气体报警器传感器的使用寿命
家用燃气泄露报警器误报是怎么回事...
知道吗？甲醛的水溶液就是福尔马林
http://www.dsafex.com/case
http://www.dsafex.com/case/11.html
营业执照
http://www.dsafex.com/case/12.html
税务登记证
http://www.dsafex.com/case/13.html
组织机构代码证
http://www.dsafex.com/case/14.html
制造计量器具许可证
http://www.dsafex.com/case/15.html
世标认证
http://www.dsafex.com/case/16.html
产品保险一
http://www.dsafex.com/case/17.html
产品保险二
http://www.dsafex.com/case/18.html
产品保险三
http://www.dsafex.com/case/19.html
QT-100
http://www.dsafex.com/case/20.html
QT-300
http://www.dsafex.com/case/21.html
QT-400
http://www.dsafex.com/case/22.html
QT-500
http://www.dsafex.com/case/23.html
RJ-300
http://www.dsafex.com/case/24.html
RK-2000P
http://www.dsafex.com/case/25.html
RK-4000P
http://www.dsafex.com/case/26.html
RK-7000
http://www.dsafex.com/case/27.html
QT-100
http://www.dsafex.com/case/28.html
QT-300
http://www.dsafex.com/case/29.html
QT-400
http://www.dsafex.com/case/30.html
QT-500
http://www.dsafex.com/case/31.html
RJ-300
http://www.dsafex.com/case/32.html
RK-2000P
http://www.dsafex.com/case/33.html
RK-4000P
http://www.dsafex.com/case/34.html
RK-7000
http://www.dsafex.com/case/35.html
QT-300
http://www.dsafex.com/case/36.html
QT-400
http://www.dsafex.com/case/37.html
RJ-300
网站首页
关于双安
联系我们
可燃性气体报警器
气体报警器厂家
气体探测器厂家
北京
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天津
山东
江苏
河南
河北
安徽
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吉林
http://www.dsafex.com/#

 Website security

IP
61.188.39.213
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Warning! The website contains at least one unencrypted email address.

 Sites on same ip

dsafex.com

hthome.cc

fuoutech.com

 Icons

Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.

 Typos

safex.com, dxsafex.com, xsafex.com, dssafex.com, ssafex.com, dwsafex.com, wsafex.com, desafex.com, esafex.com, drsafex.com, rsafex.com, dfsafex.com, fsafex.com, dvsafex.com, vsafex.com, dcsafex.com, csafex.com, dafex.com, dsqafex.com, dqafex.com, dswafex.com, dwafex.com, dseafex.com, deafex.com, dszafex.com, dzafex.com, dsxafex.com, dxafex.com, dscafex.com, dcafex.com, dsfex.com, dsaqfex.com, dsqfex.com, dsawfex.com, dswfex.com, dsazfex.com, dszfex.com, dsafex.com, dsfex.com, dsaxfex.com, dsxfex.com, dsasfex.com, dssfex.com, dsaex.com, dsafcex.com, dsacex.com, dsafdex.com, dsadex.com, dsafeex.com, dsaeex.com, dsafrex.com, dsarex.com, dsaftex.com, dsatex.com, dsafgex.com, dsagex.com, dsafbex.com, dsabex.com, dsafvex.com, dsavex.com, dsafx.com, dsafewx.com, dsafwx.com, dsafesx.com, dsafsx.com, dsafex.com, dsafx.com, dsafedx.com, dsafdx.com, dsafefx.com, dsaffx.com, dsaferx.com, dsafrx.com, dsafe3x.com, dsaf3x.com, dsafe4x.com, dsaf4x.com, dsafe.com, dsafexz.com, dsafez.com, dsafexa.com, dsafea.com, dsafexs.com, dsafes.com, dsafexd.com, dsafed.com, dsafexc.com, dsafec.com, dsafex .com, dsafe .com

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      • Html (HyperText Markup Language)

 capital4you.eu

  • Title: Capital4u | Onafhankelijk Adviesbureau, Investeerdersactiviteiten, Bedrijfsadvies - Welkom bij capital4u
  • Description: Capital4u is een onafhankelijk adviesbureau.
  • Sites loading time: 456
  • Internet Protocol (IP) address:
  • Javascript total size: 42.07KB
  • CSS total size: 50.36KB
  • Image total size: 37.07KB
  • Total size: 151.36KB
  • Tech:
    • Analytic
      • Google Analytics
    • Other
      • CSS (Cascading Style Sheets)
      • Html (HyperText Markup Language)
      • Javascript

 commercialpoolspa.com

  • Title: Commercial Pool Service (800) 875-0485 | Orange County
  • Description: Commercial Pool Service (800) 875-0485 Commercial Pool Service & Repair Throughout Orange County,San Diego,Inland Empire,Riverside,CA
  • Internet Protocol (IP) address:
  • Tech:
    • Other
      • CSS (Cascading Style Sheets)
      • Html (HyperText Markup Language)
      • Iframe
      • Php (Hypertext Preprocessor)

 justhomeselections.com

  • Title: Featured Items
  • Description:
  • Internet Protocol (IP) address:
  • Tech:
    • CMS
      • Wordpress CMS
    • Other
      • CSS (Cascading Style Sheets)
      • Google Font API
      • Html (HyperText Markup Language)
      • Html5
      • Javascript
      • jQuery
      • Php (Hypertext Preprocessor)
      • Pingback
      • Revslider
      • Shortcodes
      • SVG (Scalable Vector Graphics)

 afterhoursofficecleaningllc.com

  • Title: After Hours Office Cleaning, LLC, in Brice, Ohio
  • Description: After Hours Office Cleaning, LLC, in Brice, Ohio, offering cleaning and janitorial services.
  • Internet Protocol (IP) address:
  • Tech:
    • Analytic
      • Google Analytics
    • Other
      • CSS (Cascading Style Sheets)
      • Google Font API
      • Html (HyperText Markup Language)
      • Html5
      • Javascript

 business-i.info

  • Title: イケてるビジネスマンちっくになりたい石田っちの日誌 – イケてるビジネスマンを目指します
  • Description:
  • Internet Protocol (IP) address:
  • Tech:
    • CMS
      • Wordpress CMS
    • Other
      • CSS (Cascading Style Sheets)
      • Google Font API
      • Gravatar
      • Html (HyperText Markup Language)
      • Html5
      • Javascript
      • jQuery
      • Php (Hypertext Preprocessor)
      • Pingback
      • SVG (Scalable Vector Graphics)

 bankofgansu.com

  • Title: Not set
  • Description:
  • Sites loading time: 52989
  • Internet Protocol (IP) address:
  • Javascript total size: 1.93KB
  • CSS total size: 8.09KB
  • Image total size: 85.46KB
  • Total size: 101.76KB
  • Tech:
    • Other
      • CSS (Cascading Style Sheets)
      • Html (HyperText Markup Language)
      • Html5
      • Javascript

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