SEO report of opentechday.com
Redirected to opentechday.nl/
Open Tech Day 2017
opentechday.nl/
Error! The "meta description" is missing, the page has no summary description!
Tasks
- Avoid using deprecated HTML tags.
SEO
URL
Domain : opentechday.nl/
Character length : 15
Title
Open Tech Day 2017
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
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
There is robots.txt file.
https://opentechday.nl/robots.txt
https://opentechday.nl/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
Linkedin145
Facebook Share0
Facebook Comments0
Content
Doctype
HTML 5
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”en”.
Title
Open Tech Day 2017
Character length : 18
Good! The title’s length is between 10 and 70 characters.
Character length : 18
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 3%
Error! The text / HTML code ratio is under 15 percent on this website. This value shows that the website has relatively few text content.
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 | 25 | 4 | 0 | 0 | 0 |
Heading structure in the source code
- <H1>
- <H2> Open Tech Day 2017
- <H2> SPEAKERS OPEN TECH DAY 2017
- <H2> Erin Quill – SUSE [VS]
- <H2> Maxim Burgerhout – Red Hat [NL]
- <H2> Andreas Prins – ING [NL]
- <H2> Mete Atamel – Google [UK]
- <H2> Dr. Gerolf Ziegenhain – Deutsche Flugsicherung [DE]
- <H2> Julien Simon – Amazon [FR]
- <H2> Behrooz Badii – Uber [VS]
- <H2> Koen van Bakel – Red Hat [NL]
- <H2> Brenno de Winter [NL]
- <H2> Pieter Jenniskens – SUSE [NL]
- <H2> Stefan Hoogendoorn – Qlouder [NL]
- <H2> Gijs Hillenius [BE]
- <H2> Tom D’Hont – SUSE [NL]
- <H2> Nils Cant & Nathan van Poppel – Kangaroot [BE]
- <H2> Tamas Erkelens – City of Amsterdam [NL]
- <H2> Arjan Gelderblom – First8 [NL]
- <H2> Job van der Voort – GitLab [NL]
- <H2> Jan Buurman – HCS Company [NL]
- <H2> Wouter Kerkhof – I-Figure (Talend) [NL]
- <H2> Onno Ebbinge – ODC-Noord [NL]
- <H2> Timetable Check out the sessions of Open Tech Day 2017
- <H3> Founding Partner
- <H3> Platinum Partners
- <H3> Exhibitors
- <H3> Community & Media Partners
- <H2> Register Now
- <H2> Contact us on social media and e-mail
Word cloud
- open17
- day9
- tech9
- suse6
- hat4
- red4
- all4
- engineer4
- reshift4
- partners3
- source3
- now3
- van3
- register3
- speakers3
- event3
- evangelist3
- digital3
- gitlab2
- amazon2
- principal2
- manager2
- uber2
- ing2
- google2
- odc-noord2
- i-figure2
- company2
- sales2
- flugsicherung2
- talend2
- hcs2
- deutsche2
- mission2
- qlouder2
- april2
- city2
- media2
- conference2
- timetable2
- rights2
- kangaroot2
- location2
- reserved2
- community2
- days2
- amsterdam2
- sec2
- data2
- hours2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| open | |||
| day | |||
| tech | |||
| suse | |||
| hat | |||
| red |
Two Word cloud
- tech day7
- open tech5
- deutsche flugsicherung2
- register now2
- sales engineer2
Three Word cloud
- all rights reserved2
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Error! The website uses iFrame solutions. This type of contents are not indexed by Google.
Images
We found 6 images on this web page.
Alternate attributes for the following 3 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 3 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Readability
Flesch–Kincaid Grade Level
4.90
Flesch Reading Ease
67.60
Coleman Liau Index
12.00
Automated Readability Index (ARI)
4.30
Dale–Chall Readability
7.30
SMOG Index
8.90
Spache Readibility
5.00
Number of letters
7855
Number of words
1573
Number of sentences
362
Average words per sentences
4
Number of syllables
2507
Syllables in words
2508
Average syllables in words
1.59
Number of words in first three syllables
357
Percentage of word / syllables
22.70
Words not in Dale-Chall easy-word list
701
Words not in Spache easy-word list
201
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 in only one version. The www version is redirected to the version 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 not fast enough: 0.50 seconds have passed until the page started to load.
Loading time
1,845 ms
Table layout
Good! No nested tables found.
Number of HTTP resources
115
Number of source domains
23
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking css files
List of render blocking css files
- https://opentechday.nl/.. /font-awesome.min.css?ver=4.5.0
Speed test – Javascript
Javascript
Error! Too many javascript files found which slows down the page load on the website.
- http://opentechday.nl/wp-includes/js/jquery/jquery.js?ver=1.12.4
- http://opentechday.nl/wp-includes/js/jquery/jquery-migrate.min.js?ver=1.4.1
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery.nicescroll.min.js?ver=3.6.6
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery.map.js?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery.count-down.js?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/isotope.pkgd.min.js?ver=2.2.2
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/swiper.min.js?ver=3.3.1
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery.select.js?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery,youtube-bg.js?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/jquery.main.js?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/js/woocommerce.js?ver=4.7.3
- http://opentechday.nl/wp-includes/js/wp-embed.min.js?ver=4.7.3
File size of all javascript files combined
4.55MB
Javascript minifying
You can save 140KB (60% compression) on the analysed URL by minifying the javascript files.
Speed test – CSS
CSS
Error! Too many CSS files detected that slows down the page load.
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/font-awesome.min.css?ver=4.5.0
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/select.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/swiper.min.css?ver=3.3.1
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/main.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/speaker-profile.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/session.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/article.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/assets/css/sponsors-description.css?ver=4.7.3
- http://opentechday.nl/wp-content/themes/conferencepro/style.css?ver=4.7.3
File size of all css files combined
695.25KB
CSS minifying
You can save 50.8KB (33% compression) on the analysed URL by minifying the CSS files.
- By minifying https://opentechday.nl/.. /main.css?ver=4.9.4 you can save 43.3KB (32% compression rate)
- By minifying https://opentechday.nl/.. /sponsors-description.css?ver=4.9.4 you can save 1.6KB (32% compression rate)
- By minifying https://opentechday.nl/.. /session.css?ver=4.9.4 you can save 1.2KB (44% compression rate)
- By minifying https://opentechday.nl/.. /speaker-profile.css?ver=4.9.4 you can save 1.2KB (41% compression rate)
- By minifying https://opentechday.nl/.. /select.css?ver=4.9.4 you can save 1,011B (27% compression rate)
- By minifying https://opentechday.nl/.. /article.css?ver=4.9.4 you can save 982B (45% compression rate)
- By minifying https://cdn.evbstatic.com/.. /bundle.css you can save 978B (59% compression rate)
- By minifying https://opentechday.nl/.. /admin-ajax.php?action=dynamic-css&ver=4.... you can save 572B (20% compression rate)
- By minifying https://opentechday.nl/.. /style.css?ver=4.9.4 you can save 173B (100% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
166.60KB
Gzip compression
Error! By using Gzip you can save 114.4KB (84% compression) on your site.
- By compressing https://opentechday.nl/.. /main.css?ver=4.9.4 you can save 114.4KB (84% compression rate)
- By compressing https://opentechday.nl you can save 80.1KB (89% compression rate)
- By compressing https://opentechday.nl/wp-includes/js/jquery/jquery.js?ver=1.12.4 you can save 61.9KB (65% compression rate)
- By compressing https://opentechday.nl/.. /jquery.main.js?ver=4.9.4 you can save 58.9KB (86% compression rate)
- By compressing https://opentechday.nl/.. /swiper.min.js?ver=3.3.1 you can save 57.6KB (75% compression rate)
- By compressing https://opentechday.nl/.. /jquery.nicescroll.min.js?ver=3.6.6 you can save 44.4KB (72% compression rate)
- By compressing https://opentechday.nl/.. /isotope.pkgd.min.js?ver=2.2.2 you can save 29.1KB (72% compression rate)
- By compressing https://opentechday.nl/.. /font-awesome.min.css?ver=4.5.0 you can save 21.8KB (77% compression rate)
- By compressing https://opentechday.nl/.. /swiper.min.css?ver=3.3.1 you can save 14.1KB (83% compression rate)
- By compressing https://opentechday.nl/.. /jquery,youtube-bg.js?ver=4.9.4 you can save 7.8KB (74% compression rate)
- By compressing https://opentechday.nl/.. /wp-emoji-release.min.js?ver=4.9.4 you can save 7.3KB (64% compression rate)
- By compressing https://opentechday.nl/wp-admin/admin-ajax.php you can save 7KB (72% compression rate)
- By compressing https://opentechday.nl/.. /jquery.select.js?ver=4.9.4 you can save 6.6KB (79% compression rate)
- By compressing https://opentechday.nl/.. /jquery-migrate.min.js?ver=1.4.1 you can save 5.9KB (60% compression rate)
- By compressing https://opentechday.nl/.. /jquery.map.js?ver=4.9.4 you can save 4.2KB (73% compression rate)
- By compressing https://opentechday.nl/.. /sponsors-description.css?ver=4.9.4 you can save 3.8KB (77% compression rate)
- By compressing https://opentechday.nl/.. /select.css?ver=4.9.4 you can save 2.7KB (73% compression rate)
- By compressing https://opentechday.nl/.. /speaker-profile.css?ver=4.9.4 you can save 2.2KB (76% compression rate)
- By compressing https://opentechday.nl/.. /admin-ajax.php?action=dynamic-css&ver=4.... you can save 2.1KB (74% compression rate)
- By compressing https://opentechday.nl/.. /session.css?ver=4.9.4 you can save 2KB (71% compression rate)
- By compressing https://opentechday.nl/.. /jquery.count-down.js?ver=4.9.4 you can save 1.9KB (72% compression rate)
- By compressing https://opentechday.nl/.. /article.css?ver=4.9.4 you can save 1.5KB (69% compression rate)
- By compressing https://opentechday.nl/.. /woocommerce.js?ver=4.9.4 you can save 1.2KB (69% compression rate)
- By compressing https://opentechday.nl/wp-includes/js/wp-embed.min.js?ver=4.9.4 you can save 647B (47% compression rate)
- By compressing https://opentechday.nl/?ga_action=googleanalytics_get_script you can save 236B (42% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
69
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| https://opentechday.nl/.. /20140313_logo_IIP_Sustainable_ICT_Founda... | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2015/12/Logo_PCM_2013.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2015/12/Logo_V1-01.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2015/12/nluug.png | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2016/05/512x512-1.png | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/Andreas-Prins.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/Erinquill-1.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/FOTO2.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/Jan-Buurman.png | Expiry time is not specified |
| https://opentechday.nl/.. /Koen-van-Bakel-.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/Naamloos.png | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/foto1.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/foto5.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/foto8.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/fsdfda.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/julien-simon.png | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/maxim.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/oc81BQG6.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/tamas-erkelens.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/tom.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/01/wouter-verkerk.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /1024-540_achtergrond.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /1920-1000_achtergrond.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /768-768_achtergrond.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Computable-392-x-178-2.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /GCP-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Hippo-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /ING-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Kangaroot-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Ngi-392-x-178-2.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Oracle-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Public-StefanHogendoorn-295x305.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Red-Hat-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Snow-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Sogeti-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/wp-content/uploads/2017/03/Suse-392-x-178.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Talend-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /The-Things-Network-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Tweakers-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /Xsed-392-x-178-1.jpg | Expiry time is not specified |
| https://opentechday.nl/.. /arjan-gelderblom-295x305.jpeg | Expiry time is not specified |
| https://opentechday.nl/.. /onno-ebbinge-295x305.png | Expiry time is not specified |
| https://opentechday.nl/.. /open-tech-day-_-logo-lang-zwart-1.png | Expiry time is not specified |
| https://opentechday.nl/.. /Brenno_de_Winter-295x305.jpg | Expiry time is not specified |
| https://www.google.com/recaptcha/api.js?ver=4.9.4 | 5 minutes |
| https://www.google-analytics.com/.. /js?id=GTM-TQNBR5M&cid=630730691.15257042... | 15 minutes |
| https://connect.facebook.net/en_US/fbevents.js | 20 minutes |
| https://connect.facebook.net/.. /284042041756898?v=2.8.14&r=stable | 20 minutes |
| https://maps.googleapis.com/.. /js?v=3.exp&callback=initMap&key&ver=4.9.... | 30 minutes |
| https://platform-api.sharethis.com/js/sharethis.js | 60 minutes |
| https://www.googleadservices.com/pagead/conversion_async.js | 60 minutes |
| https://google-analytics.com/analytics.js | 2 hours |
| https://ssl.google-analytics.com/ga.js | 2 hours |
| https://www.google-analytics.com/analytics.js | 2 hours |
Speed test – Images
File size of all images combined
12.62MB
Image optimisation
You can save 2.9MB (41% compression) by optimising the images below:
- By lossless compressing the https://opentechday.nl/.. /Koen-van-Bakel-.jpg you can save 712.1KB (27%) data.
- By lossless compressing the https://opentechday.nl/.. /1920-1000_achtergrond.jpg you can save 679.6KB (80%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/Jan-Buurman.png you can save 537.2KB (31%) data.
- By lossless compressing the https://opentechday.nl/.. /768-768_achtergrond.jpg you can save 266.5KB (79%) data.
- By lossless compressing the https://opentechday.nl/.. /1024-540_achtergrond.jpg you can save 256.8KB (79%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/foto1.jpg you can save 56.4KB (69%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/tom.jpg you can save 43.9KB (20%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/FOTO2.jpg you can save 36.3KB (18%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/Erinquill-1.jpg you can save 28.9KB (58%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2016/05/512x512-1.png you can save 25.6KB (93%) data.
- By lossless compressing the https://opentechday.nl/.. /20140313_logo_IIP_Sustainable_ICT_Founda... you can save 23.2KB (28%) data.
- By lossless compressing the https://opentechday.nl/.. /ING-392-x-178-1.jpg you can save 22.2KB (68%) data.
- By lossless compressing the https://opentechday.nl/.. /Xsed-392-x-178-1.jpg you can save 21.8KB (69%) data.
- By lossless compressing the https://opentechday.nl/.. /Hippo-392-x-178-1.jpg you can save 18.9KB (69%) data.
- By lossless compressing the https://opentechday.nl/.. /Talend-392-x-178-1.jpg you can save 18.4KB (69%) data.
- By lossless compressing the https://opentechday.nl/.. /Ngi-392-x-178-2.jpg you can save 17.8KB (62%) data.
- By lossless compressing the https://opentechday.nl/.. /The-Things-Network-392-x-178-1.jpg you can save 17.2KB (68%) data.
- By lossless compressing the https://opentechday.nl/.. /Snow-392-x-178-1.jpg you can save 17.1KB (61%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2015/12/Logo_V1-01.jpg you can save 15.7KB (47%) data.
- By lossless compressing the https://opentechday.nl/.. /Kangaroot-392-x-178-1.jpg you can save 15.4KB (57%) data.
- By lossless compressing the https://opentechday.nl/.. /open-tech-day-_-logo-lang-zwart-1.png you can save 15.2KB (73%) data.
- By lossless compressing the https://opentechday.nl/.. /Sogeti-392-x-178-1.jpg you can save 14.2KB (67%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/03/Suse-392-x-178.jpg you can save 12.8KB (60%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/foto5.jpg you can save 11.9KB (18%) data.
- By lossless compressing the https://opentechday.nl/.. /Red-Hat-392-x-178-1.jpg you can save 11.6KB (58%) data.
- By lossless compressing the https://opentechday.nl/.. /Oracle-392-x-178-1.jpg you can save 10.9KB (63%) data.
- By lossless compressing the https://opentechday.nl/.. /GCP-392-x-178-1.jpg you can save 10.7KB (62%) data.
- By lossless compressing the https://opentechday.nl/.. /Computable-392-x-178-2.jpg you can save 8.4KB (54%) data.
- By lossless compressing the https://opentechday.nl/.. /Tweakers-392-x-178-1.jpg you can save 8.3KB (54%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2015/12/Logo_PCM_2013.jpg you can save 7.4KB (33%) data.
- By lossless compressing the https://opentechday.nl/wp-content/uploads/2017/01/foto8.jpg you can save 6.4KB (21%) data.
Traffic
Alexa
3517082
Main traffic sources
Links
We found a total of 63 different links.
Internal links: 46
External links: 17
Internal links: 46
External links: 17
External links:
Internal links:
Website security
IP
128.199.46.37
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.
Sites on same ip
Icons
Favicon
Good! The website uses favicon.
Order of Heading elements on mobile by position
- H1 : , ( 11px from top )
- H2 : Open Tech Day 2017, ( 133.5px from top )
- H2 : SPEAKERS OPEN TECH DAY 2017 , ( 588px from top )
- H2 : Erin Quill – SUSE [VS], ( 1319.25px from top )
Typos
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