6.1 sec in total
247 ms
5.6 sec
185 ms
Welcome to uchebnik-rabochaya-tetrad.com homepage info - get ready to check Uchebnik Rabochaya Tetrad best content for Russia right away, or after learning these important things about uchebnik-rabochaya-tetrad.com
uchebnik-rabochaya-tetrad.com - сайт с учебниками и рабочими тетрадями, которые можно читать (смотреть) онлайн.
Visit uchebnik-rabochaya-tetrad.comWe analyzed Uchebnik-rabochaya-tetrad.com page load time and found that the first response time was 247 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
uchebnik-rabochaya-tetrad.com performance score
name
value
score
weighting
Value2.7 s
62/100
10%
Value4.6 s
35/100
25%
Value11.1 s
6/100
10%
Value4,180 ms
1/100
30%
Value0.149
76/100
15%
Value26.4 s
0/100
10%
247 ms
27 ms
59 ms
48 ms
75 ms
Our browser made a total of 136 requests to load all elements on the main page. We found that 14% of them (19 requests) were addressed to the original Uchebnik-rabochaya-tetrad.com, 31% (42 requests) were made to St6-23.vk.com and 29% (40 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (2.6 sec) relates to the external source St6-23.vk.com.
Page size can be reduced by 116.2 kB (11%)
1.1 MB
985.7 kB
In fact, the total size of Uchebnik-rabochaya-tetrad.com main page is 1.1 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. CSS take 722.0 kB which makes up the majority of the site volume.
Potential reduce by 105.2 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 105.2 kB or 84% of the original size.
Potential reduce by 5.4 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. Obviously, Uchebnik Rabochaya Tetrad needs image optimization as it can save up to 5.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 4.9 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. This website has mostly compressed JavaScripts.
Potential reduce by 678 B
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. Uchebnik-rabochaya-tetrad.com has all CSS files already compressed.
Number of requests can be reduced by 112 (85%)
131
19
The browser has sent 131 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uchebnik Rabochaya Tetrad. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 51 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.
uchebnik-rabochaya-tetrad.com
247 ms
head.js
27 ms
googrek.js
59 ms
share.js
48 ms
rek1.js
75 ms
menu.js
44 ms
poisk.js
49 ms
dop1.js
221 ms
rek2.js
75 ms
vk_comment.js
75 ms
rek3.js
73 ms
footer.js
74 ms
statistika.js
81 ms
openapi.js
656 ms
prettyPhoto.css
78 ms
jquery.js
68 ms
jquery-migrate.min.js
65 ms
jquery.prettyPhoto.min.js
64 ms
pretty1.js
66 ms
es5-shims.min.js
517 ms
share.js
738 ms
gpt.js
110 ms
site.js
198 ms
qr.gif
30 ms
s.js
366 ms
relap.js
788 ms
upload.gif
177 ms
widget_comments.php
664 ms
watch.js
54 ms
analytics.js
285 ms
hit
414 ms
pubads_impl_2022092901.js
44 ms
ppub_config
143 ms
collect
14 ms
tag.js
820 ms
loader_nav215412826654_3.js
169 ms
fonts_cnt.5df9a2d31f91db9fc063.css
1684 ms
lite.6af08af59db160f1d821.css
1194 ms
lite.js
392 ms
lang3_0.js
310 ms
reports.a62bacb9cc2a89792cb5.css
1095 ms
ui_common.dbbfe0860edc9cbb3b73.css
1115 ms
vendors.1505d7877b40f6cb4dac.js
1302 ms
palette.df671b66cb90891478f3.js
1274 ms
audioplayer.1fff3154e7b8519a9805.js
1325 ms
common.fccaf444e09ff23bec8e.js
1680 ms
ui_common.851b2b33538608cb0914.css
1301 ms
ui_common.4471ba55c7a94980f60a.js
1326 ms
HiddenPostBlank.54ab83a957c9f1827b26.css
1379 ms
lottie.7d914fa3404556039ac3.js
1521 ms
a1258c00747aa03727abf8c40b9e7df9.3449e46a58f38c129120.js
1511 ms
emoji.851b2b33538608cb0914.css
1429 ms
emoji.cbeb7b1ed51904aa4bd3.js
1464 ms
notifier.10fdd9770127508bc7ab.css
1607 ms
dbc51599ae83613d5ae9303dc38e961c.4cca3b12f517dd3fb08f.js
1613 ms
ui_media_selector.851b2b33538608cb0914.css
1604 ms
ui_media_selector.64db1bf63c692d0c3c22.js
1625 ms
ui_media_selector.c024b212c2cf1527e5af.css
2287 ms
xdm.js
2310 ms
audioplayer.851b2b33538608cb0914.css
2312 ms
audioplayer.a973faf2d3af5fffdd34.js
2327 ms
page.5b745815c8903dd3b122.css
2404 ms
post.fac27ef9b79edc8a5ac2.css
2326 ms
26387fca66b401c3e395cabdbc6ac83b.db1646e71e35693fde5e.js
2396 ms
e66463aded0a14b952c623280398d987.5648ad1b6b7efef1ff8a.js
2393 ms
8332a2f20c7617f1a7d3bf5f22c3cc4b.c4e2e8fbce9670163251.js
2377 ms
a47fd73d40614856feaad9af385fecd9.b77f04d2639eee54bec2.js
2394 ms
6e0870dc3f1703f4fe933bffd7fbbaf8.4e7433f678f0f1cd66eb.js
2396 ms
81d7f92a1d2e1dfeed069ae0866797cc.56e6c48a4d9565095d88.js
2397 ms
90f8cf219bb6d5a2f2ecd964325e4940.15d030f59622716db1dc.js
2395 ms
1e75ef28305c20cac23ba6c77c19e06c.0cd91ca1832a1b9e4667.js
2615 ms
page.5fe60d82270b04fc52a1.css
2397 ms
page.9aba384ade4832c45f92.js
2613 ms
comments.js
2640 ms
advert.gif
678 ms
widget_comments.fa0518d8d7f6b1889d8f.css
1316 ms
likes.851b2b33538608cb0914.css
1533 ms
base.9e3d08c055bdd0c7ee80.css
1378 ms
likes.dc023372a4b0549e2e40.js
1373 ms
sync_cookie_image_decide
704 ms
camera_50.png
139 ms
JksZlksxx9s.png
629 ms
2D720B79FQpQO3EK26oIK7OLCWOrHTLoAWMS5D1NZINbRArwvIptKG69LyN7YnccF6xcHJbA2-bQ0bFQr_rpAoH5.jpg
680 ms
WJfR8DJqBAY.png
474 ms
VsIo5MDm6kvoRp7EykOOTo0Kp4ZmKIGnzf23dhEjo8bYQO3kMJtbAQlLXjQF6CcIXmmUCyohvB5pVrMre45AGITC.jpg
629 ms
r7PM3DHH1K8H7a8KrJ58xLlJA21_HeghskvVWIWvMZFMWUio3Mr_nmCwN_oGW20_5CKxggDO.jpg
639 ms
jUPA-6fGJQyGJ-3NfLhNY5ARzP72t06WopechHOJCJQRQQiR6YMuoF1hcGJ5g2T7YcWXp29g.jpg
676 ms
qP1DukllljA.png
713 ms
2bOO0wIu0i1RUJD9N-BUhYDvPa5xu_mid4mWcc2JNz5EYDxN3SQDHmDGG94DiwLwmgNvuut2AR9WXHM0kJrwxOec.jpg
536 ms
JIRe0YQpk01TQJsPjdnhJAIPYQ3MfWFESdWj1G-Kz8qJchfHxSlLa5apaGdgs1uU0KUP5kow9MkVbWW_vcpAd-1c.jpg
593 ms
deactivated_50.png
135 ms
f09f9898.png
132 ms
f09f98ab.png
378 ms
f09f93a2.png
379 ms
f09f9895.png
378 ms
f09f9884.png
530 ms
f09f8eaf.png
530 ms
e298b9.png
529 ms
f09f9981.png
657 ms
f09fa4a2.png
645 ms
f09fa4ae.png
647 ms
f09f92a9.png
658 ms
f09f989e.png
656 ms
f09f9893.png
643 ms
f09f98a8.png
755 ms
f09f98a9.png
754 ms
e298a0.png
756 ms
f09f91bf.png
775 ms
f09f91b9.png
776 ms
f09f91ba.png
777 ms
f09f91bb.png
865 ms
f09f91bd.png
866 ms
f09f91be.png
868 ms
f09f988f.png
899 ms
f09f988c.png
901 ms
f09fa4a4.png
900 ms
f09f98b4.png
978 ms
f09fa493.png
977 ms
f09f988e.png
981 ms
f09fa5b3.png
1023 ms
f09fa4a0.png
1025 ms
f09f9892.png
1023 ms
f09f988a.png
1088 ms
RjwRnHT5PfybgkFGKw7M32yu-L3mvr0E280hGXK4xRELEyqVYJF49LWTx4jOipmD5Uvf3B9OqtlxGjDfwddMVvih.jpg
607 ms
m4UQIB2Wmlc.png
654 ms
A8nkfcxG2Q2uLXXnxDrlAfS5HTept3kPRzwY3F63w5-XqAWckdqwICdUmuZMtguSfSSpaAPy.jpg
697 ms
kCEuZFz8p3M.png
690 ms
ITOwKUUe_inDBy6pvEtzgbAvH_So7dlDW9TavGEekKE87CjRn2u1Nj3gvzoV7N_DZd7A7aGlercCZJFmjB3iwMHv.jpg
729 ms
oRzIMag0ndKKmHGyTf-XleZeWBmeUnncw-xA6QKKBq-_gWpMaurryiy73FJVvu1UAQvSxUow.jpg
654 ms
WZE0MLmUpGVo8fYpfSdQDBr1uF0CG4cvjU3S-Q8zvIrLsCghkhgQQpGnHSioAVPCmRc-uulDg8OJoLZOlrJI4kRc.jpg
651 ms
TQ_0UGH8-bC_nQAERkdg4KDZFPRpPs4li-cO138hSgkjZ6D6gUfxDLqTbwXPRpqlXFRRxOb5.jpg
699 ms
comments_widget.png
110 ms
upload.gif
89 ms
1
154 ms
1
315 ms
1
241 ms
uchebnik-rabochaya-tetrad.com 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
uchebnik-rabochaya-tetrad.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
uchebnik-rabochaya-tetrad.com 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 Uchebnik-rabochaya-tetrad.com 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 Uchebnik-rabochaya-tetrad.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.
uchebnik-rabochaya-tetrad.com
Open Graph description is not detected on the main page of Uchebnik Rabochaya Tetrad. 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: