12.9 sec in total
957 ms
2.2 sec
9.8 sec
Visit rotterdamis.com now to see the best up-to-date Rotterdam Is content and also check out these interesting facts you probably never knew about rotterdamis.com
Visit rotterdamis.comWe analyzed Rotterdamis.com page load time and found that the first response time was 957 ms and then it took 12 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
rotterdamis.com performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value2.3 s
93/100
25%
Value5.1 s
62/100
10%
Value210 ms
89/100
30%
Value0.464
19/100
15%
Value4.8 s
79/100
10%
957 ms
322 ms
53 ms
36 ms
43 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that 40% of them (19 requests) were addressed to the original Rotterdamis.com, 19% (9 requests) were made to Res.cloudinary.com and 19% (9 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Res.cloudinary.com.
Page size can be reduced by 114.7 kB (1%)
9.1 MB
8.9 MB
In fact, the total size of Rotterdamis.com main page is 9.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 9.0 MB which makes up the majority of the site volume.
Potential reduce by 24.2 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 4.5 kB, which is 14% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 24.2 kB or 74% of the original size.
Potential reduce by 90.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Rotterdam Is images are well optimized though.
Potential reduce by 8 B
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 6 (17%)
36
30
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rotterdam Is. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for CSS and as a result speed up the page load time.
rotterdamis.com
957 ms
style.css
322 ms
css2
53 ms
fontawesome.min.css
36 ms
swiper-bundle.min.css
43 ms
sweetalert2.min.js
46 ms
sweetalert2.min.css
45 ms
27442b3215.js
97 ms
swiper-bundle.min.js
8 ms
css2
13 ms
css2
20 ms
footer-bg.png
594 ms
logo.png
334 ms
xab9fowa5vmlqcnbh5lb.jpg
516 ms
40
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857 ms
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762 ms
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791 ms
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889 ms
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832 ms
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925 ms
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1020 ms
cbse.png
427 ms
ris4.png
681 ms
ris3.png
430 ms
class1.3.jpeg
535 ms
lab.jpg
432 ms
sports1.1.jpeg
431 ms
bus1.4.jpeg
536 ms
doc1.1.jpeg
640 ms
dance1.1.jpeg
540 ms
class1.4.jpeg
644 ms
cctv.jpg
642 ms
gps.jpeg
644 ms
principal.jpg
647 ms
footer-logo.png
851 ms
chat-bot.png
748 ms
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90 ms
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128 ms
PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA
1 ms
wlp_gwjKBV1pqiv_.ttf
73 ms
wlpygwjKBV1pqhND-aQR.ttf
73 ms
rotterdamis.com accessibility score
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Form elements do not have associated labels
Links do not have a discernible name
rotterdamis.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Browser errors were logged to the console
Page has valid source maps
rotterdamis.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rotterdamis.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Rotterdamis.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
rotterdamis.com
Open Graph description is not detected on the main page of Rotterdam Is. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: