SEO report of gastech.com.tw
GASTECH | Professional Manufacturer in Various Gas Detectors
gastech.com.tw/
GASTECH is a professional manufacturer in various gas detectors with strong R&D teams. We provide advanced portable gas detector with excellent quality ...
Tasks
- Make the site mobile device friendly.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
- Use "H" tags.
SEO
URL
Domain : gastech.com.tw/
Character length : 15
Title
GASTECH | Professional Manufacturer in Various Gas Detectors
Description
GASTECH is a professional manufacturer in various gas detectors with strong R&D teams. We provide advanced portable gas detector with excellent quality and after sales services. The products include combustible gas detector, natural gas detector, gas leak detector, portable gas detector, multi gas detector, air quality, oxygen detector, carbon dioxide detector, hydrogen sulfide detector, detector gas natural portable, carbon monoxide detector, digital carbon monoxide detector, smoke and carbon monoxide detector, gas monitor, gas hire monitor, refrigerant gas monitor, gas plasma monitor, multi gas monitor, gas monitor stack, gas detection, gas detection system, gas leak detection, gas detection equipment, combustible gas detection, hazardous gas detection, gas leak detector, gas leak, gas leak detection, natural gas leak, natural gas leak detector, natural gas leak detection, gas sampling bag, gas sampling, gas sampling stack etc.
Keywords (meta keywords)
gas detector, combustible gas detector, natural gas detector, gas leak detector, portable gas detector, multi gas detector, air quality, oxygen detector, carbon dioxide detector, hydrogen sulfide dete
Error! Using “meta keywords” is meaningless in a while.
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
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
The robots.txt file is missing!
Social
Social Engagement
No info found.
Content
Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
GASTECH | Professional Manufacturer in Various Gas Detectors
Character length : 60
Good! The title’s length is between 10 and 70 characters.
Character length : 60
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 21%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 |
No "H" tags found
Heading structure in the source code
Word cloud
- detector26
- analyzer8
- methane4
- hydrogen4
- carbon4
- gastech3
- n-hexane2
- methanol2
- n-pentane2
- iso-octane2
- ethanol2
- iso-butane2
- n-heptane2
- acetone2
- cyclohexane2
- acetylene2
- ethylene2
- acetate2
- ethyl2
- butane2
- toluene2
- iso-propanol2
- propane2
- dioxide2
- oxygen2
- monoxide2
- gas2
- various2
- odor2
- voc2
- sulfide2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| detector | |||
| analyzer | |||
| methane | |||
| hydrogen | |||
| carbon | |||
| gastech |
Two Word cloud
- ethyl acetate2
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 8 images on this web page.
Alternate attributes for the following 7 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 7 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Technologies
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 608px wide display!
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 3 |
| <font> | 1 |
Redirection (www / not www)
Good! The web address is accessible in only one version. The www version is redirected to the version without www.
Deprecated HTML elements
Error! Deprecated HTML tags are used on this webpage. You should improve your website.
| Deprecated HTML tags | Occurrences |
|---|---|
| <center> | 3 |
| <font> | 1 |
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
2,634 ms
Table layout
Error! Avoid using nested tables!
Number of HTTP resources
9
Number of source domains
2
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
6.27KB
Gzip compression
Error! By using Gzip you can save 4.3KB (70% compression) on your site.
- By compressing http://gastech.com.tw you can save 4.3KB (70% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
8
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://gastech.com.tw/pic/ebn.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/en.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/gt200_small_15d.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/gtfoutline.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/new_big5.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/new_gb.gif | Expiry time is not specified |
| http://gastech.com.tw/pic/nihogo.gif | Expiry time is not specified |
Speed test – Images
File size of all images combined
37.92KB
Image optimisation
All images are optimized.
Traffic
Alexa
7357818
Links
We found a total of 6 different links.
Internal links: 4
External links: 2
Internal links: 4
External links: 2
External links:
| Link text (anchor) | Link strength |
|---|---|
| Google+ | |
| GASTECH CO., LTD.on |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| http://www.gastech.com.tw/en | |
| http://www.gastech.com.tw/jp | |
| http://www.gastech.com.tw/tw | |
| www.gastech.com.tw |
Website security
IP
203.74.203.33
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
Icons
Favicon
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Typos
astech.com.tw, grastech.com.tw, rastech.com.tw, gfastech.com.tw, fastech.com.tw, gvastech.com.tw, vastech.com.tw, gcastech.com.tw, castech.com.tw, gbastech.com.tw, bastech.com.tw, gyastech.com.tw, yastech.com.tw, ghastech.com.tw, hastech.com.tw, gnastech.com.tw, nastech.com.tw, gstech.com.tw, gaqstech.com.tw, gqstech.com.tw, gawstech.com.tw, gwstech.com.tw, gazstech.com.tw, gzstech.com.tw, gastech.com.tw, gstech.com.tw, gaxstech.com.tw, gxstech.com.tw, gasstech.com.tw, gsstech.com.tw, gatech.com.tw, gasqtech.com.tw, gaqtech.com.tw, gaswtech.com.tw, gawtech.com.tw, gasetech.com.tw, gaetech.com.tw, gasztech.com.tw, gaztech.com.tw, gasxtech.com.tw, gaxtech.com.tw, gasctech.com.tw, gactech.com.tw, gasech.com.tw, gastrech.com.tw, gasrech.com.tw, gastfech.com.tw, gasfech.com.tw, gastgech.com.tw, gasgech.com.tw, gasthech.com.tw, gashech.com.tw, gastyech.com.tw, gasyech.com.tw, gast5ech.com.tw, gas5ech.com.tw, gast6ech.com.tw, gas6ech.com.tw, gastch.com.tw, gastewch.com.tw, gastwch.com.tw, gastesch.com.tw, gastsch.com.tw, gastech.com.tw, gastch.com.tw, gastedch.com.tw, gastdch.com.tw, gastefch.com.tw, gastfch.com.tw, gasterch.com.tw, gastrch.com.tw, gaste3ch.com.tw, gast3ch.com.tw, gaste4ch.com.tw, gast4ch.com.tw, gasteh.com.tw, gastecxh.com.tw, gastexh.com.tw, gastecsh.com.tw, gastesh.com.tw, gastech.com.tw, gasteh.com.tw, gastecdh.com.tw, gastedh.com.tw, gastecfh.com.tw, gastefh.com.tw, gastecvh.com.tw, gastevh.com.tw, gastec h.com.tw, gaste h.com.tw, gastec.com.tw, gastechb.com.tw, gastecb.com.tw, gastechg.com.tw, gastecg.com.tw, gastecht.com.tw, gastect.com.tw, gastechy.com.tw, gastecy.com.tw, gastechu.com.tw, gastecu.com.tw, gastechj.com.tw, gastecj.com.tw, gastechm.com.tw, gastecm.com.tw, gastechn.com.tw, gastecn.com.tw
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