Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

cshlpress.com

Cold Spring Harbor Lab Press

Page Load Speed

1.4 sec in total

First Response

96 ms

Resources Loaded

927 ms

Page Rendered

375 ms

About Website

Click here to check amazing Cshl Press content for India. Otherwise, check out these important facts you probably never knew about cshlpress.com

CSHL Press publishes monographs, technical manuals, handbooks, review volumes, conference proceedings, scholarly journals and videotapes. These examine important topics in molecular biology, genetics,...

Visit cshlpress.com

Key Findings

We analyzed Cshlpress.com page load time and found that the first response time was 96 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

cshlpress.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value4.7 s

69/100

10%

TBT (Total Blocking Time)

Value290 ms

80/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

cshlpress.com

96 ms

cshlpress.com

140 ms

nsnew_csh.css

11 ms

csh_smsi.css

100 ms

csh.js

90 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 92% of them (35 requests) were addressed to the original Cshlpress.com, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (372 ms) belongs to the original domain Cshlpress.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 43.5 kB (3%)

Content Size

1.2 MB

After Optimization

1.2 MB

In fact, the total size of Cshlpress.com main page is 1.2 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. 55% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 34.1 kB

  • Original 40.7 kB
  • After minification 32.5 kB
  • After compression 6.6 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 20% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 34.1 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 5.6 kB

  • Original 1.1 MB
  • After minification 1.1 MB

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. Cshl Press images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 2.0 kB

  • Original 52.1 kB
  • After minification 52.0 kB
  • After compression 50.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-9%

Potential reduce by 1.8 kB

  • Original 19.6 kB
  • After minification 19.5 kB
  • After compression 17.7 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. Cshlpress.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (44%)

Requests Now

32

After Optimization

18

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cshl Press. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cshlpress.com accessibility score

70

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

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

Impact

Issue

High

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

cshlpress.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

cshlpress.com SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cshlpress.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 Cshlpress.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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