displaytest.systems | Free Online SEO Audit for displaytest.systems

Tasks

Avoid using deprecated HTML tags.

SEO

URL

Domain : www.opto4l.com/

Character length : 15

Title

OPTO4L - Optoelectronic Solutions For Life

Description

Optical sensor and measurement systems, industry 4.0 capable, for professional use in industrial production and quality assurance.

Keywords (meta keywords)

OPTO4L, light measurement, light control, led test, display test, color, sensor, reflectivity, transmittance, absorbtion, quality assurance, lighting, industry 4.0, IoT, Internet of Things, lightlab,

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

We have found the language localisation: ”en”.

Title

OPTO4L - Optoelectronic Solutions For Life

Character length : 42

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

Text / HTML ratio

Ratio : 10%

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

H1	H2	H3	H4	H5	H6
1	2	0	0	0	0

Heading structure in the source code

<H1> Measure lightfaster, more accurate, from anywhere, on any device
<H2> CONTACT
<H2> We are ISO 9001:2015 certified !

Word cloud

measurement5
sensor4
gmbh3
systems3
light3
test2
range2
dem2
hostert2
fax2
technologies2
even2
development2
standardized2
provided2
color2
iso2
auf2
data2
und2
schönecken/germany2
industrial2
european2
optical2
production2
quality2
life2

Keyword matrix

word	title	descriptions	heading
measurement
sensor
gmbh
systems
light
test

Two Word cloud

auf dem2

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 5 images on this web page.

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

Readability

Flesch–Kincaid Grade Level

2.10

Flesch Reading Ease

91.20

Coleman Liau Index

7.60

Automated Readability Index (ARI)

0.40

Dale–Chall Readability

8.90

SMOG Index

8.50

Spache Readibility

5.00

Number of letters

9068

Number of words

2278

Number of sentences

372

Average words per sentences

Number of syllables

2947

Syllables in words

2716

Average syllables in words

1.29

Number of words in first three syllables

314

Percentage of word / syllables

13.78

Words not in Dale-Chall easy-word list

1246

Words not in Spache easy-word list

340

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

570 ms

Table layout

Good! No nested tables found.

Number of HTTP resources

Number of source domains

Render blocking resources

Good! No render blocking elements found!

Speed test – Javascript

Javascript

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

http://www.opto4l.com/js/merge-foot.js?ncache=1488639836

File size of all javascript files combined

266.10KB

Javascript minifying

Great! The Javascript files are minified.

Speed test – CSS

CSS

Good! Just a few CSS files are used on this website.

http://www.opto4l.com/css/merge-foot.css?ncache=1488639836
http://www.opto4l.com/css/merge-foot.css?ncache=1488639836

File size of all css files combined

31.98KB

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

44.23KB

Gzip compression

Your site uses compression.

Speed test – Browser cache

Number of static resources (image, JS, CSS)

Browser cache

The browser cache is not set correctly for all elements.

URL	Duration
https://www.googletagmanager.com/gtag/js?id=UA-108431131-1	15 minutes
https://www.google-analytics.com/analytics.js	2 hours

Speed test – Images

File size of all images combined

237.11KB

Image optimisation

You can save 12.2KB (18% compression) by optimising the images below:

By lossless compressing the http://www.opto4l.com/.. /opto4l-ethercat-technology-group-420px.j... you can save 4.8KB (19%) data.
By lossless compressing the http://www.opto4l.com/c4d-media/opto4l-prism-cie1931xyz-420px.jpg you can save 4.2KB (18%) data.
By lossless compressing the http://www.opto4l.com/c4d-media/start-produkte-collage-ol0011.jpg you can save 2.8KB (18%) data.
By lossless compressing the http://www.opto4l.com/img/efre/eu-flag-claim-125x109.png you can save 412B (17%) data.

Links

We found a total of 7 different links.
Internal links: 7

External links:

Link text (anchor)	Link strength

Internal links:

Link text (anchor)	Link strength
http://www.opto4l.com
EN
DE
http://www.opto4l.com/#efre-info
Contact / Imprint
Terms & Conditions
Privacy

Website security

217.160.123.12

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

geratech.de

business-pilot.de

paganiautomobili.de

heizflaechentechnik.de

safety-vision.de

safety-vision.com

scholzengineering.de

immobilien-schott.de

kaelberer-heizsysteme.de

raman.tech

Icons

Favicon

Good! The website uses favicon.

Order of Heading elements on mobile by position

H1 : Measure lightfaster, more accurate, from anywhere, on any device, ( 180px from top )
H2 : CONTACT, ( 1406px from top )
H2 : We are ISO 9001:2015 certified !, ( 1784px from top )

Typos

isplaytest.systems, dxisplaytest.systems, xisplaytest.systems, dsisplaytest.systems, sisplaytest.systems, dwisplaytest.systems, wisplaytest.systems, deisplaytest.systems, eisplaytest.systems, drisplaytest.systems, risplaytest.systems, dfisplaytest.systems, fisplaytest.systems, dvisplaytest.systems, visplaytest.systems, dcisplaytest.systems, cisplaytest.systems, dsplaytest.systems, diusplaytest.systems, dusplaytest.systems, dijsplaytest.systems, djsplaytest.systems, displaytest.systems, dsplaytest.systems, dilsplaytest.systems, dlsplaytest.systems, diosplaytest.systems, dosplaytest.systems, di8splaytest.systems, d8splaytest.systems, di9splaytest.systems, d9splaytest.systems, di*splaytest.systems, d*splaytest.systems, diplaytest.systems, disqplaytest.systems, diqplaytest.systems, diswplaytest.systems, diwplaytest.systems, diseplaytest.systems, dieplaytest.systems, diszplaytest.systems, dizplaytest.systems, disxplaytest.systems, dixplaytest.systems, discplaytest.systems, dicplaytest.systems, dislaytest.systems, dispolaytest.systems, disolaytest.systems, displlaytest.systems, disllaytest.systems, disp0laytest.systems, dis0laytest.systems, disp-laytest.systems, dis-laytest.systems, displaytest.systems, dislaytest.systems, disp_laytest.systems, dis_laytest.systems, dispaytest.systems, displpaytest.systems, disppaytest.systems, disploaytest.systems, dispoaytest.systems, displaytest.systems, dispaytest.systems, displiaytest.systems, dispiaytest.systems, displkaytest.systems, dispkaytest.systems, displmaytest.systems, dispmaytest.systems, displ.aytest.systems, disp.aytest.systems, displytest.systems, displaqytest.systems, displqytest.systems, displawytest.systems, displwytest.systems, displazytest.systems, displzytest.systems, displaytest.systems, displytest.systems, displaxytest.systems, displxytest.systems, displasytest.systems, displsytest.systems, displatest.systems, displayttest.systems, displattest.systems, displaygtest.systems, displagtest.systems, displayhtest.systems, displahtest.systems, displayjtest.systems, displajtest.systems, displayutest.systems, displautest.systems, displayest.systems, displaytrest.systems, displayrest.systems, displaytfest.systems, displayfest.systems, displaytgest.systems, displaygest.systems, displaythest.systems, displayhest.systems, displaytyest.systems, displayyest.systems, displayt5est.systems, display5est.systems, displayt6est.systems, display6est.systems, displaytst.systems, displaytewst.systems, displaytwst.systems, displaytesst.systems, displaytsst.systems, displaytest.systems, displaytst.systems, displaytedst.systems, displaytdst.systems, displaytefst.systems, displaytfst.systems, displayterst.systems, displaytrst.systems, displayte3st.systems, displayt3st.systems, displayte4st.systems, displayt4st.systems, displaytet.systems, displaytesqt.systems, displayteqt.systems, displayteswt.systems, displaytewt.systems, displayteset.systems, displayteet.systems, displayteszt.systems, displaytezt.systems, displaytesxt.systems, displaytext.systems, displaytesct.systems, displaytect.systems, displaytes.systems, displaytestr.systems, displaytesr.systems, displaytestf.systems, displaytesf.systems, displaytestg.systems, displaytesg.systems, displaytesth.systems, displaytesh.systems, displaytesty.systems, displaytesy.systems, displaytest5.systems, displaytes5.systems, displaytest6.systems, displaytes6.systems

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SEO report of displaytest.systems