7.7 sec in total
1.5 sec
5.4 sec
785 ms
Welcome to biodat.ru homepage info - get ready to check Bio Dat best content for Russia right away, or after learning these important things about biodat.ru
Visit biodat.ruWe analyzed Biodat.ru page load time and found that the first response time was 1.5 sec and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
biodat.ru performance score
name
value
score
weighting
Value0.9 s
100/100
10%
Value1.5 s
100/100
25%
Value1.4 s
100/100
10%
Value130 ms
96/100
30%
Value0.161
73/100
15%
Value1.6 s
100/100
10%
1530 ms
825 ms
315 ms
316 ms
302 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 38% of them (16 requests) were addressed to the original Biodat.ru, 14% (6 requests) were made to W.uptolike.com and 14% (6 requests) were made to Openstat.net. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Biodat.ru.
Page size can be reduced by 43.6 kB (55%)
79.6 kB
36.0 kB
In fact, the total size of Biodat.ru main page is 79.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 39.5 kB which makes up the majority of the site volume.
Potential reduce by 18.2 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 18.2 kB or 73% of the original size.
Potential reduce by 880 B
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. Bio Dat images are well optimized though.
Potential reduce by 24.5 kB
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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 24.5 kB or 62% of the original size.
Number of requests can be reduced by 19 (53%)
36
17
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Dat. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
biodat.ru
1530 ms
addpic.php
825 ms
middle.jpg
315 ms
lud1s.jpg
316 ms
leaf.jpg
302 ms
bull1.jpg
306 ms
les.jpg
175 ms
book.jpg
151 ms
biodata.gif
309 ms
bull_red.jpg
347 ms
ecology5.utf8.js
355 ms
common.js
669 ms
film.gif
188 ms
addpic.php
2304 ms
finds.jpg
186 ms
lud.jpg
986 ms
rbook.jpg
1119 ms
t2.jpg
601 ms
top100.jcn
550 ms
cycounter
1445 ms
zp.js
1954 ms
zp.js
2023 ms
top100.scn
268 ms
cnt.js
268 ms
aci.js
224 ms
100 ms
205 ms
2371855.js
136 ms
91.gif
187 ms
cnt
719 ms
456 ms
match
283 ms
f.gif
138 ms
watch.js
1 ms
pixel
68 ms
pixel
37 ms
collect
197 ms
impression.html
350 ms
extra.js
350 ms
impression.html
353 ms
cnt
150 ms
support.html
195 ms
biodat.ru accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Image elements do not have [alt] attributes
Links do not have a discernible name
biodat.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
biodat.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
RU
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biodat.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Biodat.ru main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
biodat.ru
Open Graph description is not detected on the main page of Bio Dat. 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: