Access bomcalc.com. BOMcalc and OctoSearch - Electronics PCB Assembly parts inventory manager, bill of materials calcula...

Report Summary

About Website

Welcome to bomcalc.com homepage info - get ready to check BOMcalc best content right away, or after learning these important things about bomcalc.com

Windows program for electronics PCB assembly parts inventory manager, bill of materials calculator and online parts lookup

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name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.2 s

99/100

10%

bomcalc.com

855 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Bomcalc.com and no external sources were called. The less responsive or slowest element that took the longest time to load (855 ms) belongs to the original domain Bomcalc.com.

Content Size

154.1 kB

After Optimization

146.2 kB

In fact, the total size of Bomcalc.com main page is 154.1 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 135.6 kB which makes up the majority of the site volume.

HTML Optimization

-52%

Potential reduce by 696 B

Original 1.3 kB
After minification 1.3 kB
After compression 653 B

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 696 B or 52% of the original size.

Image Optimization

-5%

Potential reduce by 7.2 kB

Original 135.6 kB
After minification 128.4 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. BOMcalc images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

Original 17.2 kB
After minification 17.2 kB
After compression 17.1 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.

Requests Now

After Optimization

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Issues

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

Language and Encoding

Language Detected

EN
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bomcalc.com can be misinterpreted by Google and other search engines. Our service has detected that English 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 Bomcalc.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.

Social Sharing Optimization

bomcalc.com

Open Graph description is not detected on the main page of BOMcalc. 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: