2.1 sec in total
443 ms
1.5 sec
183 ms
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Visit trackbynumber.comWe analyzed Trackbynumber.com page load time and found that the first response time was 443 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
trackbynumber.com performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value6.1 s
12/100
25%
Value8.4 s
18/100
10%
Value5,140 ms
0/100
30%
Value0
100/100
15%
Value12.6 s
14/100
10%
443 ms
277 ms
286 ms
292 ms
76 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Trackbynumber.com, 15% (9 requests) were made to Tpc.googlesyndication.com and 11% (7 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (443 ms) belongs to the original domain Trackbynumber.com.
Page size can be reduced by 855.6 kB (60%)
1.4 MB
570.3 kB
In fact, the total size of Trackbynumber.com main page is 1.4 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. Javascripts take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 41.7 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 41.7 kB or 73% of the original size.
Potential reduce by 4.7 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. Trackbynumber images are well optimized though.
Potential reduce by 807.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 807.9 kB or 63% of the original size.
Potential reduce by 1.3 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. Trackbynumber.com needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 76% of the original size.
Number of requests can be reduced by 42 (71%)
59
17
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Trackbynumber. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and as a result speed up the page load time.
trackbynumber.com
443 ms
fonts-min.css
277 ms
yui-min.js
286 ms
yahoo-dom-event.js
292 ms
a.css
76 ms
show_ads.js
5 ms
addthis_widget.js
9 ms
a.js
151 ms
ca-pub-9991180593705090.js
104 ms
zrt_lookup.html
101 ms
show_ads_impl.js
61 ms
ads
288 ms
osd.js
10 ms
ga.js
38 ms
loader-min.js
36 ms
_ate.track.config_resp
28 ms
300lo.json
67 ms
ads
241 ms
sh.48536d49e4da3bdba54606b4.html
53 ms
__utm.gif
39 ms
combo
109 ms
plusone.js
80 ms
widgets.js
22 ms
sdk.js
21 ms
counter.e61152ce165bc90fac45.js
156 ms
button.3ccb64e61d4c01fae12cd2b0ed9b2bab.js
51 ms
196 ms
cb=gapi.loaded_0
147 ms
cb=gapi.loaded_1
144 ms
fastbutton
179 ms
244 ms
118 ms
0sTQzbapM8j.js
64 ms
0sTQzbapM8j.js
117 ms
60 ms
34 ms
33 ms
empty.gif
73 ms
shares.json
99 ms
tweet_button.f8c8d971a6ac545cf416e3c1ad4bbc65.en.html
58 ms
15451087607324094502
98 ms
abg.js
118 ms
m_js_controller.js
160 ms
m_window_focus_non_hydra.js
191 ms
osd_listener.js
160 ms
m_qs_click_protection.js
158 ms
x_button_blue2.png
190 ms
pixel
54 ms
postmessageRelay
143 ms
rs=AGLTcCOnDxwX8-LbpDmaxOBIoHm7W_kGNA
10 ms
match-result
7 ms
iconx2-000000.png
68 ms
googlelogo_dark_color_84x28dp.png
74 ms
s
62 ms
transparent.png
11 ms
jot
99 ms
rum.js
10 ms
8K3Zg6NpZGSge3qWJUIO0OW0x1SCW4IXoAiImY1mvc4.js
9 ms
971028622-postmessagerelay.js
50 ms
rpc:shindig_random.js
38 ms
cb=gapi.loaded_0
8 ms
trackbynumber.com 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
trackbynumber.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
trackbynumber.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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Trackbynumber.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Trackbynumber.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.
trackbynumber.com
Open Graph description is not detected on the main page of Trackbynumber. 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: