9.8 sec in total
2 sec
7.2 sec
516 ms
Click here to check amazing Retromap content for Russia. Otherwise, check out these important facts you probably never knew about retromap.ru
Старые карты городов России и зарубежья. Georeferenced old maps of Russia and the whole world. Сравнение старых и современных карт. Старые карты Москвы и Санкт-Петербурга. Старые карты с наложением на...
Visit retromap.ruWe analyzed Retromap.ru page load time and found that the first response time was 2 sec and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
retromap.ru performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value6.0 s
12/100
25%
Value7.2 s
30/100
10%
Value300 ms
78/100
30%
Value0.621
10/100
15%
Value7.8 s
45/100
10%
2022 ms
271 ms
1841 ms
368 ms
140 ms
Our browser made a total of 89 requests to load all elements on the main page. We found that 48% of them (43 requests) were addressed to the original Retromap.ru, 20% (18 requests) were made to Hutun.ru and 10% (9 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Retromap.ru.
Page size can be reduced by 515.5 kB (54%)
948.1 kB
432.6 kB
In fact, the total size of Retromap.ru main page is 948.1 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. 45% of websites need less resources to load. Javascripts take 568.0 kB which makes up the majority of the site volume.
Potential reduce by 102.4 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 102.4 kB or 81% of the original size.
Potential reduce by 40.8 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. Obviously, Retromap needs image optimization as it can save up to 40.8 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 357.0 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 357.0 kB or 63% of the original size.
Potential reduce by 15.3 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. Retromap.ru needs all CSS files to be minified and compressed as it can save up to 15.3 kB or 88% of the original size.
Number of requests can be reduced by 17 (22%)
76
59
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Retromap. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.
retromap.ru
2022 ms
js
271 ms
main_style.css
1841 ms
index_style.css
368 ms
jquery-latest.min.js
140 ms
functions.js
2434 ms
infowindows.js
2003 ms
functions-admin.js
1588 ms
gallery_map_list.js
2107 ms
common.js
129 ms
util.js
300 ms
geocoder.js
199 ms
users.jpg
750 ms
tree3.png
184 ms
folder.png
181 ms
read_mcodes.php
908 ms
recent_topics.html
1072 ms
header-mapster.png
936 ms
uk_flag_24.png
898 ms
map.js
33 ms
recent_news.html
409 ms
read_mcodes.php
493 ms
form.js
64 ms
full_screen1.png
487 ms
watermark3.png
618 ms
zoom_button_plus.png
580 ms
zoom_button_minus.png
767 ms
add.png
769 ms
onion.js
72 ms
openhand_8_8.cur
275 ms
controls.js
81 ms
jquery.min.js
214 ms
loading16.gif
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css
195 ms
google4.png
34 ms
mapcnt6.png
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sv5.png
77 ms
_form.js
15 ms
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yandex-hint.png
46 ms
search.png
34 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
73 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
88 ms
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115 ms
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116 ms
thumb_1419379_medium.jpg
902 ms
forum.png
1033 ms
stats.js
46 ms
AuthenticationService.Authenticate
253 ms
share.js
59 ms
b-share-icon.png
109 ms
watch.js
3 ms
retromap.ru 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.
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
retromap.ru 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
retromap.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 doesn't use legible font sizes
Tap targets are not sized appropriately
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Retromap.ru can be misinterpreted by Google and other search engines. Our service has detected that Russian is used on the page, and it matches the claimed language. Our system also found out that Retromap.ru 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.
retromap.ru
Open Graph description is not detected on the main page of Retromap. 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: