11.4 sec in total
491 ms
10.1 sec
781 ms
Visit dev.by now to see the best up-to-date Dev content for Belarus and also check out these interesting facts you probably never knew about dev.by
Главные новости ИТ-индустрии в Беларуси и мире. Каталог белорусских IT-компаний, а также вакансии, статистика зарплат и календарь событий, читайте на dev.by
Visit dev.byWe analyzed Dev.by page load time and found that the first response time was 491 ms and then it took 10.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
dev.by performance score
name
value
score
weighting
Value2.6 s
65/100
10%
Value5.8 s
15/100
25%
Value5.7 s
51/100
10%
Value2,430 ms
5/100
30%
Value0.189
65/100
15%
Value15.9 s
6/100
10%
491 ms
1698 ms
631 ms
94 ms
545 ms
Our browser made a total of 139 requests to load all elements on the main page. We found that 76% of them (106 requests) were addressed to the original Dev.by, 9% (12 requests) were made to Ads.adfox.ru and 4% (5 requests) were made to Devby.s3.amazonaws.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Dev.by.
Page size can be reduced by 1.0 MB (35%)
3.0 MB
2.0 MB
In fact, the total size of Dev.by main page is 3.0 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. 70% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.
Potential reduce by 246.8 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 246.8 kB or 84% of the original size.
Potential reduce by 111.8 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. Dev images are well optimized though.
Potential reduce by 40.5 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 40.5 kB or 42% of the original size.
Potential reduce by 645.1 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Dev.by needs all CSS files to be minified and compressed as it can save up to 645.1 kB or 80% of the original size.
Number of requests can be reduced by 21 (15%)
136
115
The browser has sent 136 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and as a result speed up the page load time.
dev.by
491 ms
dev.by
1698 ms
application-eb38f5e20265ec78e991996b5c4d3882.css
631 ms
ngjaOM5bE3cf
94 ms
ads.js
545 ms
application-846fe3383a6d63ce2c5946e4bf7f9abc.js
1431 ms
xgemius.js
816 ms
Screen_Shot_2015-12-12_at_4.29.54_PM
491 ms
func-by1
473 ms
content_htp_buss_ins_2
645 ms
DI_news_image_390x260
477 ms
carpenter
699 ms
jurlikbez_offline
406 ms
240_132
286 ms
Office_sunlight
309 ms
Corobco_titul2
471 ms
microsoft_romania
408 ms
scala_devby_sm
586 ms
facebook-chatbot-alt
441 ms
jurlikbez_offline
756 ms
0V0A8110
721 ms
Office_sunlight
722 ms
Zuckerberg_live
744 ms
screen_passcode
756 ms
Whatsup_crypto
888 ms
AP_537322114763
1008 ms
12715848_1030546573654192_4733591864340330052_o
1018 ms
12357058_939800769390587_939966065565992159_o
1020 ms
pha1
1052 ms
dega2
1051 ms
space
1175 ms
Ludum
1293 ms
bizstart
1291 ms
Kalanik_big
1296 ms
DSC_9960_Fotor
1315 ms
Uber_hiring1
1314 ms
Unknown-2
1433 ms
Unknown
1588 ms
AI_programmers
1554 ms
Screen_Shot_2016-03-11_at_4.31.49_PM
1586 ms
taucraft_office
1596 ms
job_gender
1598 ms
IT_apply
1720 ms
Screen_Shot_2016-02-23_at_7.06.00_PM
1829 ms
Epam_office_ad
1851 ms
CROWDFUNDING
1853 ms
Gdynia
1871 ms
gtm.js
130 ms
corobco-titul
1865 ms
analytics.js
62 ms
collect
30 ms
collect
28 ms
datarobot2
1859 ms
content_crop_npp-news-1430822089_1431063663
1805 ms
Jurlikbez_titul_cut
1767 ms
%D0%9C%D0%B0%D0%B3
1762 ms
minsk_uber
1743 ms
mphasis
1699 ms
getCodeTest
138 ms
apple_ny
1784 ms
Screen_Shot_2016-04-01_at_11.10.20_AM
1716 ms
ezMOf4Hl1qGddLhUD_SY4Q
1737 ms
1629090.png
604 ms
rexdot.gif
151 ms
playtika_fb3
1708 ms
Screen_Shot_2016-03-23_at_7.05.33_PM
1699 ms
so16-5
1706 ms
4521
1738 ms
content_screen-shot-2016-02-22-at-3_02_04-pm
1702 ms
WVR
1704 ms
codeoligy-2
1702 ms
content_google-minsk2
1672 ms
10096843783_6f3fbcc7ca_o
1677 ms
bots_wired
1749 ms
content_taybanner
1696 ms
Bamboo1
1700 ms
4508140656_bd9e666d23_z
1695 ms
bots2
1688 ms
720
1694 ms
prepareCode
144 ms
content_syberry_htp_march2015_2
1767 ms
1631394.png
117 ms
prepareCode
146 ms
content_zenkevich1
1838 ms
content_front_publish
1832 ms
content_cong_dr
1911 ms
content_front111
1902 ms
pocketrocket
1900 ms
prepareCode
135 ms
code
1882 ms
prepareCode
225 ms
office_sunshine
1887 ms
proghrammer_excited_shutterstock
1803 ms
FB_pvt3
1924 ms
dw6nadvtYbc
1970 ms
11953368_845280388904612_7550471986627706420_o
1905 ms
prepareCode
208 ms
rubfxg3kxkbzkm4ngj8g
2136 ms
Kononov2
2124 ms
msqrd_team_cut
2081 ms
Belarus_vietnam
2085 ms
students_davydchyk
2082 ms
CcXl5g8WEAAVcPC
2067 ms
prepareCode
207 ms
sauchuk_title
1953 ms
Veinik-3
1933 ms
e-commerce_thenextweb
1945 ms
messengers
2068 ms
a0a7dfb4b48c40279f0d46ba4217615d
1930 ms
missing.png
1935 ms
prepareCode
237 ms
c13b4d37aace02107e581727646a0467
1855 ms
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1852 ms
prepareCode
190 ms
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1845 ms
d10b672dcb2fa00c572b52eb28819905
1845 ms
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1845 ms
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1880 ms
prepareCode
136 ms
%D0%B1%D0%B0%D0%BD%D0%BD%D0%B5%D1%80
1866 ms
ICP_banner_devby_Romanenko
1837 ms
290_144
1841 ms
logo_transp_Jun25_large_dark
1831 ms
missing-male.png
1696 ms
daa3cbea5330f0426aea712ac3b2d0f9
1726 ms
1618822.gif
790 ms
prepareCode
147 ms
c79a147915324518d75c41f812e4a741
1628 ms
1625823.png
954 ms
prepareCode
483 ms
440839a11bab299b70a79ed857a3fccb
1383 ms
logotype-b8f7e8650f5e5789a1be7efe445faa1e.svg
1447 ms
sprite-76870433f35ddc6b95588f37a1d033e0.png
2670 ms
reformal.js
642 ms
ga.js
284 ms
watch.js
231 ms
__utm.gif
26 ms
nr-918.min.js
135 ms
049398aa3c
197 ms
dev.by accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
dev.by best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
dev.by SEO score
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
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
Tap targets are not sized appropriately
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dev.by 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 Dev.by 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.
dev.by
Open Graph description is not detected on the main page of Dev. 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: