kostasalexis.com | Free Online SEO Audit for kostasalexis.com

Tasks

Avoid using deprecated HTML tags.
Implement the viewport meta tag.

SEO

URL

Domain : www.kostasalexis.com/

Character length : 21

Title

Dr. Kostas Alexis - Dr. Kostas Alexis Personal Website

Description

Webpage about Dr. Kostas Alexis

Keywords (meta keywords)

Aerial Robots, Robots, Robotics, UAVs, Control, Path Planning, Estimation, Robotic Vision, Aircrafts, Helicopters

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: Dr. Kostas Alexis
title: Dr. Kostas Alexis Personal Website
description: Webpage about Dr. Kostas Alexis
image: http://www.kostasalexis.com/uploads/5/8/4/4/58449511/3681899.png?101
url: http://www.kostasalexis.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://kostasalexis.com/robots.txt

User-agent	Disallowed for the search engines
NerdyBot	All subpages are denied to crawl
*	/ajax/ /apps/

Social

Social Engagement

Linkedin39

Facebook Share0

Facebook Comments0

Content

Doctype

HTML 5

Encoding

Perfect! The character encoding is set: UTF-8.

Language

Error! No language localization is found.

Title

Dr. Kostas Alexis - Dr. Kostas Alexis Personal Website

Character length : 54

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

Text / HTML ratio

Ratio : 14%

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
0	4	0	0	0	0

Heading structure in the source code

<H2> Research
<H2> Publications
<H2> Positions
<H2> Searching for PhDs!

Word cloud

research11
aerial10
autonomous10
control9
robotics8
robots8
projects8
lab6
simulator5
rotors5
get5
project5
robotic5
inspection4
systems4
university4
phd4
new4
publications4
efforts3
several3
nevada3
collaboration3
planning3
autonomy3
path3
contribute3
learn3
video3
work3
design3
organized3
kostas3
positions3
navigation3
links3
alexis3
welcome2
webpage2
team2
please2
personal2
call2
major2
uav2
engineering2
established2
reno2
contributions2
searching2
phds2
plan2
working2
apply2
information2
relevant2
complete2
list2
main2
service2

Keyword matrix

word	title	descriptions	heading
research
aerial
autonomous
control
robotics
robots

Two Word cloud

semester projects2
navigational and operational2
video explanations2
simulator student2
get more2
more information2

Three Word cloud

autonomy for aerial2
syllabus grade statistics2
get more information2

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.

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>	11

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

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

Deprecated HTML tags	Occurrences
<font>	11

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

2,078 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://www.kostasalexis.com/.. /gdprscript.js?buildTime=1532729449&hasRe...
http://www.kostasalexis.com/.. /gdprscript.js?buildTime=1529703315&hasRe...
http://www.kostasalexis.com/files/templateArtifacts.js?1529700010
http://cdn2.editmysite.com/js/lang/en/stl.js?buildTime=1529628816&
http://cdn2.editmysite.com/.. /main-mobile.js?buildTime=1529703315
http://cdn2.editmysite.com/.. /slideshow-jq.js?buildTime=1529703315
http://cdn2.editmysite.com/js/lang/en/stl.js?buildTime=1529703315&
http://cdn2.editmysite.com/.. /main-customer-accounts-site.js?buildTime...

List of render blocking css files

http://cdn2.editmysite.com/css/sites.css?buildTime=1529703315
http://cdn2.editmysite.com/css/mobile-sites.css?buildTime=1529703315
http://www.kostasalexis.com/.. /main_style.css?1529700010%20title=
http://fonts.googleapis.com/css?family=Open+Sans:400,300,300italic,7...
http://fonts.googleapis.com/css?family=Roboto:400,300,300italic,700,...
http://cdn2.editmysite.com/.. /slideshow.css?1529703315

Speed test – Javascript

Javascript

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

http://www.kostasalexis.com/files/templateArtifacts.js?1492058435

File size of all javascript files combined

1.52MB

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.kostasalexis.com/files/main_style.css?1492058435

File size of all css files combined

335.57KB

CSS minifying

Great! The CSS elements are minified.

Speed test – Compression

Uncompressed size of the of the HTML

44.94KB

Gzip compression

Error! By using Gzip you can save 157B (46% compression) on your site.

By compressing http://www.kostasalexis.com/.. /?CustomerAccounts[CustomerAccounts::getA... you can save 157B (46% compression rate)

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
http://www.kostasalexis.com/.. /1030775888_orig.png	Expiry time is not specified
http://www.kostasalexis.com/.. /1069090_orig.jpg	Expiry time is not specified
http://www.kostasalexis.com/.. /1146011105_orig.png	Expiry time is not specified
http://www.kostasalexis.com/uploads/5/8/4/4/58449511/1471559160.png	Expiry time is not specified
http://www.kostasalexis.com/.. /333087237_orig.png	Expiry time is not specified
http://www.kostasalexis.com/.. /537916447_orig.png	Expiry time is not specified
http://www.kostasalexis.com/.. /658557810_orig.png	Expiry time is not specified
http://www.kostasalexis.com/.. /695290071_orig.png	Expiry time is not specified
http://www.google-analytics.com/analytics.js	2 hours
http://www.google-analytics.com/ga.js	2 hours
http://www.kostasalexis.com/.. /main_style.css?1529700010%20title=	24 hours
http://www.kostasalexis.com/files/templateArtifacts.js?1529700010	24 hours

Speed test – Images

File size of all images combined

1.01MB

Image optimisation

You can save 99.1KB (50% compression) by optimising the images below:

By lossless compressing the http://www.kostasalexis.com/.. /1069090_orig.jpg you can save 78.4KB (49%) data.
By lossless compressing the http://www.kostasalexis.com/uploads/5/8/4/4/58449511/1520934.jpg?286 you can save 15.6KB (49%) data.
By lossless compressing the http://cdn2.editmysite.com/.. /header_slideshow_sprites.png you can save 2.3KB (47%) data.
By lossless compressing the http://www.kostasalexis.com/.. /search-light-@2x.png?1529700010 you can save 1,019B (49%) data.
By lossless compressing the http://www.kostasalexis.com/.. /mobile-menu-arrow.png?1529700010 you can save 974B (75%) data.
By lossless compressing the http://www.kostasalexis.com/.. /sidebar-menu-bg.png?1529700010 you can save 912B (86%) data.

Links

We found a total of 93 different links.
Internal links: 68
External links: 25

External links:

Link text (anchor)	Link strength
Please visit the webpage of our lab
I am working as an Assistant Professor (Tenure Track)
Computer Science & Engineering Department
University of Nevada, Reno
Autonomous Systems Lab
ETH Zurich
Prof. Roland Siegwart
Prof. Anthony Tzes
Anemos Group
University of Patras
Greece
Crete
Patras
AEROWORKS
ICT programme
ICARUS
SHERPA
AtlantikSolar
AIRobots
University of Nevada, Reno (UNR)
Get more information on the relevant PhD Call (PDF form).
https://scholar.google.com/citations?user=1rPSVNAAAAAJ&hl=en&oi=ao
https://github.com/unr-arl
https://www.youtube.com/channel/UC_TyIZEXnSIM7eeB-8zfSkA
Weebly

Internal links:

Link text (anchor)	Link strength
Dr. Kostas Alexis
Home
News
Research
Autonomous Navigation and Exploration
Solar-powered UAVs
Agile and Physical Interaction Control
Localization and 3D Reconstruction
Augmented Reality
Marine Robotics
Autonomous Robots Arena
Projects
Publications
Group
Positions
Courses
Introduction to Aerial Robotics >
Online Textbook >
Modeling >
Frame Rotations and Representations
Multirotor Dynamics
State Estimation >
Inertial Sensors
The Kalman Filter
Flight Control >
PID Control
LQR Control
Linear Model Predictive Control
Motion Planning >
Holonomic Vehicle BVS
Dubins Airplane
Collision-free Navigation
Structural Inspection Path Planning
Simulation Tools >
Simulations with SimPy
MATLAB & Simulink
RotorS Simulator >
RotorS Simulator Video Examples
Lecture Slides
Literature and Links
RotorS Simulator
Student Projects
Homework Assignments
Independent Study
Video Explanations
Syllabus
Grade Statistics
Autonomous Mobile Robot Design >
Lecture Slides
Semester Projects
Code Repository
Literature and Links
RotorS Simulator
Video Explanations
Resources for Semester Projects
Syllabus
Grade Statistics
Robotics Short Seminars
Outreach >
Autonomous Robots Camp >
RotorS Simulator
Student Projects
Undergraduate Researchers Needed
Contact
check here
Learn More
Learn More
Learn More

Website security

199.34.228.65

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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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 : Dr. Kostas Alexis , ( 13px from top )

Typos

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SEO report of kostasalexis.com