Report Summary

  • 60

    Performance

    Renders faster than
    76% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

seriesf.com

SeriesF

Page Load Speed

2.3 sec in total

First Response

317 ms

Resources Loaded

934 ms

Page Rendered

1.1 sec

seriesf.com screenshot

About Website

Welcome to seriesf.com homepage info - get ready to check SeriesF best content for United States right away, or after learning these important things about seriesf.com

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Key Findings

We analyzed Seriesf.com page load time and found that the first response time was 317 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

seriesf.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value4.6 s

71/100

10%

TBT (Total Blocking Time)

Value260 ms

84/100

30%

CLS (Cumulative Layout Shift)

Value0.117

85/100

15%

TTI (Time to Interactive)

Value6.5 s

59/100

10%

Network Requests Diagram

seriesf.com

317 ms

pre_tumblelog.js

7 ms

main-min.css

10 ms

tumblelog_post_message_queue.js

14 ms

stylesheet.css

29 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Seriesf.com, 25% (11 requests) were made to Assets.tumblr.com and 14% (6 requests) were made to Static.tumblr.com. The less responsive or slowest element that took the longest time to load (584 ms) relates to the external source 40.media.tumblr.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 734.8 kB (20%)

Content Size

3.6 MB

After Optimization

2.9 MB

In fact, the total size of Seriesf.com main page is 3.6 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. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 101.0 kB

  • Original 117.6 kB
  • After minification 81.5 kB
  • After compression 16.6 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 36.0 kB, which is 31% 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 101.0 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 227.3 kB

  • Original 2.9 MB
  • After minification 2.6 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. SeriesF images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 368.1 kB

  • Original 569.0 kB
  • After minification 569.0 kB
  • After compression 200.9 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 368.1 kB or 65% of the original size.

CSS Optimization

-76%

Potential reduce by 38.3 kB

  • Original 50.4 kB
  • After minification 50.4 kB
  • After compression 12.1 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. Seriesf.com needs all CSS files to be minified and compressed as it can save up to 38.3 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (28%)

Requests Now

40

After Optimization

29

The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SeriesF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

seriesf.com accessibility score

56

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

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

High

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

Best Practices

seriesf.com best practices score

75

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

seriesf.com SEO score

86

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

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 Seriesf.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 Seriesf.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

Open Graph data is detected on the main page of SeriesF. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: