SEO report of nationalhvacsystems.com

National HVAC Systems, Inc

www.nationalhvacsystems.com/

National HVAC Systems, Inc is one of Chciago's full Sheet Metal work providers. All our services are customized to fit your business or residential needs.

   

 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.

 SEO

URL

Domain : www.nationalhvacsystems.com/

Character length : 28

Title
National HVAC Systems, Inc
Description
National HVAC Systems, Inc is one of Chciago's full Sheet Metal work providers. All our services are customized to fit your business or residential needs.
Keywords (meta keywords)
HVAC,Chicago HVAC, Sheet metal, Heating, air conditioning, custom, duct, fabrication

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
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
Error! No language localization is found.
Title
National HVAC Systems, Inc

Character length : 26

Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 13%

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
150000
Heading structure in the source code
  • <H1> National HVAC Systems, Inc
  • <H2> National HVAC Systems
  • <H2> What We Do
  • <H2> Who We Are
  • <H2> Work Samples
  • <H2> Our Contact Information:
Word cloud
  • work4
  • hvac4
  • samples3
  • national3
  • metal3
  • sheet3
  • needs2
  • next2
  • systems2
  • measurements/orders2
Keyword matrix
wordtitledescriptionsheading
work
hvac
samples
national
metal
sheet
Two Word cloud
  • work samples2
  • national hvac2
  • hvac systems2
Three Word cloud
  • national hvac systems2
  • sheet metal work2
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 9 images on this web page.

Alternate attributes for the following 9 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 fast enough.
Table layout
Good! No nested tables found.
Number of HTTP resources
33
Number of source domains
5
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
  • http://www.nationalhvacsystems.com/js/jquery.min.js
  • http://www.nationalhvacsystems.com/js/jquery.poptrox.min.js
  • http://www.nationalhvacsystems.com/js/skel.min.js
  • http://www.nationalhvacsystems.com/js/init.js
List of render blocking css files
  • http://www.nationalhvacsystems.com/css/style.css
  • http://www.nationalhvacsystems.com/css/style-wide.css
  • http://www.nationalhvacsystems.com/css/style-normal.css
  • http://www.nationalhvacsystems.com/css/style-narrow.css
  • http://www.nationalhvacsystems.com/css/style-narrower.css
  • http://www.nationalhvacsystems.com/css/style-mobile.css
  • http://fonts.googleapis.com/css?family=Source+Sans+Pro:300,900

 Speed test – Javascript

Javascript
Good! Just a few javascript files are detected on the website.
  • http://www.nationalhvacsystems.com/js/jquery.min.js
  • http://www.nationalhvacsystems.com/js/jquery.poptrox.min.js
  • http://www.nationalhvacsystems.com/js/skel.min.js
  • http://www.nationalhvacsystems.com/js/init.js
File size of all javascript files combined
150.61KB
Javascript minifying
You can save 1.7KB (22% 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.nationalhvacsystems.com/css/skel-noscript.css
  • http://www.nationalhvacsystems.com/css/style.css
File size of all css files combined
51.46KB
CSS minifying
You can save 1.3KB (15% compression) on the analysed URL by minifying the CSS files.

 Speed test – Compression

Uncompressed size of the of the HTML
7.64KB
Gzip compression
Your site uses compression.

 Speed test – Browser cache

Number of static resources (image, JS, CSS)
29
Browser cache
The browser cache is not set correctly for all elements.
URLDuration
http://www.nationalhvacsystems.com/css/images/dark-arrow.svgExpiry time is not specified
http://www.nationalhvacsystems.com/css/images/loader.gifExpiry time is not specified
http://www.nationalhvacsystems.com/css/images/logo.pngExpiry time is not specified
http://www.nationalhvacsystems.com/css/images/overlay.pngExpiry time is not specified
http://www.nationalhvacsystems.com/css/images/poptrox-closer.svgExpiry time is not specified
http://www.nationalhvacsystems.com/css/images/poptrox-nav.svgExpiry time is not specified
http://www.nationalhvacsystems.com/css/style-mobile.cssExpiry time is not specified
http://www.nationalhvacsystems.com/css/style-narrow.cssExpiry time is not specified
http://www.nationalhvacsystems.com/css/style-narrower.cssExpiry time is not specified
http://www.nationalhvacsystems.com/css/style-normal.cssExpiry time is not specified
http://www.nationalhvacsystems.com/css/style-wide.cssExpiry time is not specified
http://www.nationalhvacsystems.com/css/style.cssExpiry time is not specified
http://www.nationalhvacsystems.com/images/intro.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/one.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/01.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/02.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/03.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/04.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/05.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/06.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/07.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/thumbs/08.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/images/two.jpgExpiry time is not specified
http://www.nationalhvacsystems.com/js/init.jsExpiry time is not specified
http://www.nationalhvacsystems.com/js/jquery.min.jsExpiry time is not specified
http://www.nationalhvacsystems.com/js/jquery.poptrox.min.jsExpiry time is not specified
http://www.nationalhvacsystems.com/js/skel.min.jsExpiry time is not specified

 Speed test – Images

File size of all images combined
830.70KB
Image optimisation
You can save 270KB (33% compression) by optimising the images below:

 Links

We found a total of 11 different links.
Internal links: 11

External links:

Link text (anchor) Link strength

Internal links:

Link text (anchor) Link strength
National HVAC Systems, Inc
Intro
What We Do
Who We Are
Work Samples
Measurements/Orders
Contact
Online Measurements/Orders
More
Next
Next

 Website security

IP
160.153.49.101
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.

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panguitchutrealestate.com

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aquatechwatersystems.info

nationalhvacsystems.com

nationalhvacsystems.com

simplyjithfoundation.org

simplyjithfoundation.org

 Icons

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

 Typos

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