SEO report of optrotech.com

中山奥多特光学有限公司 www.optrotech.com

www.optrotech.com/

我们的主要产品包括高精度棱镜、小透镜、分光片、偏振光学元件及光纤元件(包括融石英支架玻璃套管和玻璃毛细管)。同时,我们还为客户蒸镀各类增透膜、高反膜及部分反射膜等 ...


 Tasks

  • Select one version of your site as main and make a redirect from other versions to that one.
  • Avoid using deprecated HTML tags.
  • Implement the viewport meta tag.
  • Use "H" tags.

 SEO

URL

Domain : www.optrotech.com/

Character length : 18

Title
中山奥多特光学有限公司 www.optrotech.com
Description
我们的主要产品包括高精度棱镜、小透镜、分光片、偏振光学元件及光纤元件(包括融石英支架玻璃套管和玻璃毛细管)。同时,我们还为客户蒸镀各类增透膜、高反膜及部分反射膜等。
Keywords (meta keywords)
中山奥多特光学有限公司,高精度棱镜、透镜、分光片、偏振光学元件及光纤元件,小批量,多品种经营模式

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
Checking the robots.txt file
There is robots.txt file.

 Social

Social Engagement

No info found.

 Content

Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
中山奥多特光学有限公司 www.optrotech.com

Character length : 29

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 3%

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
000000

No "H" tags found

Heading structure in the source code
    Word cloud
    • 服务支持3
    • 联系我们2
    • 产品展示2
    • 资质认证2
    Keyword matrix
    wordtitledescriptionsheading
    服务支持
    联系我们
    产品展示
    资质认证
    404 Page
    The website has a 404 error page.
    Flash content
    Error! We found flash content(s) on this website which cannot be indexed by the search engines.
    Frame
    Good! The website does not use iFrame solutions.
    Images
    We found 2 images on this web page.

    Alternate attributes for the following 2 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.

     Technologies

    Deprecated HTML elements
    Good! No deprecated HTML tags are detected.
    Redirection (www / not www)
    Error! The web address is accessible with and without 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 not fast enough: 0.63 seconds have passed until the page started to load.
    Table layout
    Good! No nested tables found.
    Number of HTTP resources
    61
    Number of source domains
    2
    Render blocking resources
    The elements below are blocking the “above the fold” rendering.
    List of render blocking javascript files
    • http://www.optrotech.com/publicScripts/common/jquery.js
    • http://www.optrotech.com/publicScripts/lib.min.js
    • http://www.optrotech.com/.. /FrontColumns_navigation01.js
    List of render blocking css files
    • http://www.optrotech.com/styles/page_index.css
    • http://www.optrotech.com/styles/common.css
    • http://www.optrotech.com/styles/borders.css
    • http://www.optrotech.com/styles/layout_1default.css
    • http://www.optrotech.com/styles/page_index_members.css
    • http://www.optrotech.com/styles/page_index_orders.css
    • http://www.optrotech.com/styles/page_index_specifies.css
    • http://www.optrotech.com/styles/page_index_columns.css
    • http://www.optrotech.com/styles/page_index_public.css
    • http://www.optrotech.com/styles/page_index_adv.css
    • http://www.optrotech.com/styles/content_index.css
    • http://www.optrotech.com/styles/layout_index.css
    • http://www.optrotech.com/styles/page_index_questionnaire.css
    • http://www.optrotech.com/styles/tabs_index_box_news.css
    • http://www.optrotech.com/styles/page_index_news.css
    • http://www.optrotech.com/styles/page_index_products.css
    • http://www.optrotech.com/.. /FrontPublic_totalSearch01-d1_c1.css
    • http://www.optrotech.com/.. /FrontPublic_totalSearch01-d2_c1.css
    • http://www.optrotech.com/.. /FrontPublic_slideShow01-d1_c1.css
    • http://www.optrotech.com/.. /FrontQuestionnaire_survey01-d1_c1.css
    • http://www.optrotech.com/borders/border_00/border.css
    • http://www.optrotech.com/borders/border_42/border.css
    • http://www.optrotech.com/borders/border_43/border.css
    • http://www.optrotech.com/borders/border_44/border.css
    • http://www.optrotech.com/borders/border_45/border.css
    • http://www.optrotech.com/borders/border_46/border.css
    • http://www.optrotech.com/borders/border_46/border.css
    • http://www.optrotech.com/borders/border_42/border.css
    • http://www.optrotech.com/borders/border_45/border.css
    • http://www.optrotech.com/borders/border_43/border.css
    • http://www.optrotech.com/.. /FrontProducts_list01-d1_c1.css
    • http://www.optrotech.com/.. /FrontProducts_list01_view2-d1_c1.css
    • http://www.optrotech.com/.. /FrontProducts_list01_view3-d1_c1.css
    • http://www.optrotech.com/.. /FrontProductsCategory_show01-d1_c3.css
    • http://www.optrotech.com/.. /FrontMembers_welcomeInfo01-d1_c1.css
    • http://www.optrotech.com/.. /FrontMembers_welcomeInfo01_haslogin-d1_c...
    • http://www.optrotech.com/.. /FrontMembers_login01-d1_c1.css
    • http://www.optrotech.com/.. /FrontMembers_login01_info-d1_c1.css
    • http://www.optrotech.com/.. /FrontMembers_login01-d1_c3.css
    • http://www.optrotech.com/.. /FrontSpecifies_show01-d1_c1.css
    • http://www.optrotech.com/styles/ui-all.css
    • http://www.optrotech.com/styles/button.css
    • http://www.optrotech.com/styles/cetop.css
    • http://www.optrotech.com/styles/hui.css
    • http://www.optrotech.com/styles/adv/FrontAdv_picture01-d1_c1.css
    • http://www.optrotech.com/.. /FrontColumns_navigation01-d1_c1.css
    • http://www.optrotech.com/styles/news/FrontNews_list01-d2_c1.css
    • http://www.optrotech.com/styles/news/FrontNews_list01-d1_c1.css

     Speed test – Javascript

    Javascript
    Error! Too many javascript files found which slows down the page load on the website.
    • http://www.optrotech.com/publicScripts/common/jquery.js
    • http://www.optrotech.com/publicScripts/lib.min.js
    • http://www.optrotech.com/publicScripts/columns/FrontColumns_navigation01.js
    • http://www.optrotech.com/images/add/banner/js/flash.js
    • http://www.optrotech.com/publicScripts/products/FrontProductsCategory_show01.js
    • http://www.optrotech.com/publicScripts/public/FrontPublic_totalSearch01.js
    • http://www.optrotech.com/scripts/i18n/FrontPublic_totalSearch01.js
    File size of all javascript files combined
    392.13KB
    Javascript minifying
    You can save 5.2KB (34% compression) on the analysed URL by minifying the javascript files.

     Speed test – CSS

    CSS
    Good! Just a few CSS files are used on this website.
    • http://www.optrotech.com/styles/page_index.css
    File size of all css files combined
    232.77KB
    CSS minifying
    You can save 7.9KB (31% compression) on the analysed URL by minifying the CSS files.

     Speed test – Compression

    Uncompressed size of the of the HTML
    15.31KB
    Gzip compression
    Your site uses compression.

     Speed test – Browser cache

    Number of static resources (image, JS, CSS)
    57
    Browser cache
    The browser cache is not set correctly for all elements.
    URLDuration
    http://ztouch4.gather.shushang-z.cn/scripts/visittrack.jsExpiry time is not specified

     Speed test – Images

    File size of all images combined
    128.90KB
    Image optimisation
    You can save 58.8KB (48% compression) by optimising the images below:

     Links

    We found a total of 28 different links.
    Internal links: 25
    External links: 3

    External links:

    Link text (anchor) Link strength

    Internal links:

    Link text (anchor) Link strength

     Website security

    IP
    175.6.10.158
    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
    Good! We have not found any unencrypted email addresses.

     Sites on same ip

    qingzitech.com

    jycywater.com

    zhongyishipin.com

    goodmachines.cn

    xhktech.com

    algae-tech.net

    cuidefurniture.com

    trinet-tech.com

    scyixintech.com

    optrotech.com

     Icons

    Favicon
    Good! The website uses favicon.

     Typos

    ptrotech.com, oiptrotech.com, iptrotech.com, okptrotech.com, kptrotech.com, olptrotech.com, lptrotech.com, optrotech.com, ptrotech.com, opptrotech.com, pptrotech.com, o9ptrotech.com, 9ptrotech.com, o0ptrotech.com, 0ptrotech.com, otrotech.com, opotrotech.com, ootrotech.com, opltrotech.com, oltrotech.com, op0trotech.com, o0trotech.com, op-trotech.com, o-trotech.com, optrotech.com, otrotech.com, op_trotech.com, o_trotech.com, oprotech.com, optrrotech.com, oprrotech.com, optfrotech.com, opfrotech.com, optgrotech.com, opgrotech.com, opthrotech.com, ophrotech.com, optyrotech.com, opyrotech.com, opt5rotech.com, op5rotech.com, opt6rotech.com, op6rotech.com, optotech.com, optreotech.com, opteotech.com, optrdotech.com, optdotech.com, optrfotech.com, optfotech.com, optrgotech.com, optgotech.com, optr4,otech.com, opt4,otech.com, optrtotech.com, opttotech.com, optr5otech.com, opt5otech.com, optrtech.com, optroitech.com, optritech.com, optroktech.com, optrktech.com, optroltech.com, optrltech.com, optrotech.com, optrtech.com, optroptech.com, optrptech.com, optro9tech.com, optr9tech.com, optro0tech.com, optr0tech.com, optroech.com, optrotrech.com, optrorech.com, optrotfech.com, optrofech.com, optrotgech.com, optrogech.com, optrothech.com, optrohech.com, optrotyech.com, optroyech.com, optrot5ech.com, optro5ech.com, optrot6ech.com, optro6ech.com, optrotch.com, optrotewch.com, optrotwch.com, optrotesch.com, optrotsch.com, optrotech.com, optrotch.com, optrotedch.com, optrotdch.com, optrotefch.com, optrotfch.com, optroterch.com, optrotrch.com, optrote3ch.com, optrot3ch.com, optrote4ch.com, optrot4ch.com, optroteh.com, optrotecxh.com, optrotexh.com, optrotecsh.com, optrotesh.com, optrotech.com, optroteh.com, optrotecdh.com, optrotedh.com, optrotecfh.com, optrotefh.com, optrotecvh.com, optrotevh.com, optrotec h.com, optrote h.com, optrotec.com, optrotechb.com, optrotecb.com, optrotechg.com, optrotecg.com, optrotecht.com, optrotect.com, optrotechy.com, optrotecy.com, optrotechu.com, optrotecu.com, optrotechj.com, optrotecj.com, optrotechm.com, optrotecm.com, optrotechn.com, optrotecn.com

    More Sites

    • Title: Electrical Voltage Stabilizer,Neutral Balancing System,Constant Voltage Transformer Suppliers
    • Description: Electrical Voltage Stabilizer manufacturers,suppliers of Neutral Balancing System, Constant Voltage Transformer from india, wholesale Electrical Voltage Stabilizer suppliers, indian Neutral Balancing System Manufacturer, online Electrical Voltage Stabilizer manufacturing companies in india, Constant Voltage Transformer industry.
    • Sites loading time: 4215
    • Internet Protocol (IP) address:
    • Javascript total size: 331.79KB
    • CSS total size: 147.46KB
    • Image total size: 186.55KB
    • Total size: 869.00KB
    • Tech:
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Html5
        • Javascript
        • jQuery Fancybox
        • jQuery UI
        • Php (Hypertext Preprocessor)
    • Title: Menuiserie alu PVC, volets roulants, menuiserie came, fabrication portail, automatisme de portails – Chabeuil, Crest, Dome, Valence | Multi-Services-Protection
    • Description: Sarl Multi-Services-Protection vous apporte ses compétences et son savoir-faire dans le domaine de la menuiserie et de l’installation d’automatismes, dans le département de Drôme (26).
    • Sites loading time: 6164
    • Internet Protocol (IP) address:
    • Javascript total size: 216.89KB
    • CSS total size: 165.11KB
    • Image total size: 342.93KB
    • Total size: 0.95MB
    • Tech:
      • Analytic
        • Google Analytics
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Html5
        • Javascript
        • Php (Hypertext Preprocessor)
        • SVG (Scalable Vector Graphics)
    • Title: LRCBANK|农村商业银行|农商银行|农商行-lrcbank.com.cn
    • Description:
    • Internet Protocol (IP) address:
    • Tech:
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Javascript
    • Title: Livery Home | Themes For Dreams
    • Description:
    • Sites loading time: 38915
    • Internet Protocol (IP) address:
    • Javascript total size: 272.46KB
    • CSS total size: 213.99KB
    • Image total size: 109.28KB
    • Total size: 720.73KB
    • Tech:
      • CMS
        • Wordpress CMS
      • Analytic
        • Google Analytics
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Html5
        • Javascript
        • jQuery
        • Php (Hypertext Preprocessor)
        • Pingback
    • Title: _Changzhou YuanJing Landscape Engineering Co. Ltd
    • Description: Changzhou YUANJING landscape engineering company in more than 10 years of management in the process of the formation of a high-quality team, has a large number of skilled craftsman and a large number of unique engineering designers.
    • Internet Protocol (IP) address:
    • Tech:
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Javascript
        • jQuery
        • Swf Object
    • Title: FireHouse Manager | Firehouse Management Software
    • Description: FireHouse Manager Software, comprehensive web based fire house management system. Fire departments large and small will benefit from our affordable easy to use system...
    • Internet Protocol (IP) address:
    • Tech:
      • Analytic
        • Google Analytics
      • Other
        • CSS (Cascading Style Sheets)
        • Font Awesome
        • Google Font API
        • Html (HyperText Markup Language)
        • Html5
        • jQuery
        • jQuery Cookie
        • Modernizr.js
    • Title: 当真聖高の苦学生blog
    • 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
    • Title: Home
    • Description:
    • Sites loading time: 27519
    • Internet Protocol (IP) address:
    • Javascript total size: 0.00B
    • CSS total size: 6.53KB
    • Image total size: 30.16KB
    • Total size: 38.24KB
    • Tech:
      • Other
        • CSS (Cascading Style Sheets)
        • Html (HyperText Markup Language)
        • Html5
    • Title: Finao Group - Real Estate Investors - Buy Sell Wholesale Rehab Rent
    • Description:
    • Sites loading time: 6904
    • Internet Protocol (IP) address:
    • Javascript total size: 176.65KB
    • CSS total size: 94.37KB
    • Image total size: 186.52KB
    • Total size: 538.17KB
    • Tech:
      • Analytic
        • Google Analytics
      • Other
        • CSS (Cascading Style Sheets)
        • Google Font API
        • Html (HyperText Markup Language)
        • Html5
        • Javascript
    • Title: Royal LePage Triland, For all your REAL ESTATE Needs!
    • Description: Royal LePage Triland, For all your REAL ESTATE Needs!
    • Internet Protocol (IP) address:
    • Tech:
      • Other
        • CSS (Cascading Style Sheets)
        • Google Font API
        • Html (HyperText Markup Language)
        • Html5
        • Iframe
        • Javascript
        • jQuery UI