btfsystems.com

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.btfsystems.com/

Character length : 19

Title

BTFSystems LLC - BTFSystems LDR passive preamp

Description

Description of the complete LDR passive preamplifier system

Keywords (meta keywords)

LDR Preamp, Digitally-controlled, precisionLDR, LDR Controller, Passive Preamp, IR control, OLED display

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

Open Graph Protocol

Good! The OG (Open Graph) protocol is set on this website.

site_name: BTFSystems LLC
title: BTFSystems LDR passive preamp
description: Description of the complete LDR passive preamplifier system
image: http://btfsystems.com/uploads/3/7/5/5/3755677/6176299.jpg?930
url: http://btfsystems.com/

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

There is robots.txt file.
https://btfsystems.com/robots.txt

User-agent	Disallowed for the search engines
*	All subpages are allowed to crawl

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

BTFSystems LLC - BTFSystems LDR passive preamp

Character length : 46

Good! The title’s length is between 10 and 70 characters.

Text / HTML ratio

Ratio : 37%

Good! The text / code ratio is between 25 and 70 percent.

Headings

H1	H2	H3	H4	H5	H6
0	1	0	0	0	0

Heading structure in the source code

<H2> The BTFSystems precisionLDR Controller and Passive Preamp

Word cloud

ldr17
control13
controller8
sound8
display8
board7
passive5
ldrs5
btfsystems5
complete5
balance5
oled4
easy4
options4
volume4
audio4
preamp4
digital4
superb3
mute3
precise3
just3
convenience3
quality3
power3
separate3
remote3
status3
plus3
system3
all3
features3
rotary3
simple3
via3
highly3
process3
multiple2
single2
designed2
boards2
calibration2
visual2
added2
elegant2
preamplifier2
switch2
easily2
physical2
offers2
included2
functional2
delivers2
cables2
only2
encoder2
linear2
precisionldr2
variety2
socketed2

Keyword matrix

word	title	descriptions	heading
ldr
control
controller
sound
display
board

Two Word cloud

passive preamp4
controller board3
oled display2

404 Page

The website has no standard 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 1 images on this web page.

Good! Every image has an alternative text attributes set on this website.

Technologies

Mobile optimization

This website is optimal for mobile devices!

Deprecated HTML elements

Error! Deprecated HTML tags are used on this webpage. You should improve your website.

Deprecated HTML tags	Occurrences
<font>	20

Redirection (www / not www)

Error! The web address is accessible with and without www!

Deprecated HTML elements

Error! Deprecated HTML tags are used on this webpage. You should improve your website.

Deprecated HTML tags	Occurrences
<font>	20

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

2,565 ms

Table layout

Error! Avoid using nested tables!

Number of HTTP resources

Number of source domains

Render blocking resources

The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files

http://assets.www3.dragndropbuilder.com/.. /main-mobile.js?buildTime=1432850887
http://www3.dragndropbuilder.com/.. /mobile_navigation.js?buildTime=143285088...

List of render blocking css files

http://assets.www3.dragndropbuilder.com/.. /sites.css?buildTime=1432850887
http://assets.www3.dragndropbuilder.com/.. /mobile-sites.css?buildTime=1432850887
http://www.btfsystems.com/files/mobile/main_style.css?1490918660
http://fonts.googleapis.com/css?family=Open+Sans:400,300,300italic,7...

Speed test – Javascript

Javascript

Good! Just a few javascript files are detected on the website.

File size of all javascript files combined

151.74KB

Javascript minifying

You can save 1.5KB (32% 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.btfsystems.com/files/main_style.css?1490918660

File size of all css files combined

151.54KB

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

12.42KB

Gzip compression

Error! By using Gzip you can save 7.8KB (64% compression) on your site.

By compressing http://www.btfsystems.com you can save 7.8KB (64% compression rate)

Speed test – Browser cache

Number of static resources (image, JS, CSS)

Browser cache

The browser cache is set correctly for all elements.

Speed test – Images

File size of all images combined

67.64KB

Image optimisation

All images are optimized.

Links

We found a total of 4 different links.
Internal links: 4

External links:

Link text (anchor)	Link strength

Internal links:

Link text (anchor)	Link strength
Home
Components
Pricing / Shipping / Warranty / Contact
Technical

Website security

192.254.233.245

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.

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Icons

Favicon

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

Order of Heading elements on mobile by position

H1 : BTFSystems LLC, ( 19px from top )
H2 : The BTFSystems precisionLDR Controller and Passive Preamp, ( 77px from top )

Typos

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SEO report of btfsystems.com