Tools & Wizards About Us

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

scheinandschein.com

Old Maps | Schein & Schein Antique Maps & Prints | San Francisco

Page Load Speed

2.1 sec in total

First Response

276 ms

Resources Loaded

1.8 sec

Page Rendered

54 ms

About Website

Click here to check amazing Schein And content for United States. Otherwise, check out these important facts you probably never knew about scheinandschein.com

A map store in North Beach with thousands of old maps covering the world, with prices for the real thing $5 and up, including ephemera, photos and books.

Visit scheinandschein.com

Key Findings

We analyzed Scheinandschein.com page load time and found that the first response time was 276 ms and then it took 1.9 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

scheinandschein.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value3,320 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value27.5 s

0/100

10%

Network Requests Diagram

www.scheinandschein.com

276 ms

minified.js

31 ms

focus-within-polyfill.js

27 ms

polyfill.min.js

943 ms

thunderbolt-commons.40a6e213.bundle.min.js

6 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Scheinandschein.com, 42% (21 requests) were made to Static.parastorage.com and 26% (13 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (943 ms) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 759.7 kB (61%)

Content Size

1.2 MB

After Optimization

488.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Scheinandschein.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. 45% of websites need less resources to load. HTML takes 746.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 593.3 kB

  • Original 746.2 kB
  • After minification 744.6 kB
  • After compression 152.9 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 593.3 kB or 80% of the original size.

Image Optimization

-58%

Potential reduce by 118.3 kB

  • Original 204.3 kB
  • After minification 86.1 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, Schein And needs image optimization as it can save up to 118.3 kB or 58% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 48.1 kB

  • Original 297.8 kB
  • After minification 297.8 kB
  • After compression 249.7 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 48.1 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (37%)

Requests Now

30

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Schein And. 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.

Network Requests Diagram

Accessibility Review

scheinandschein.com accessibility score

88

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

scheinandschein.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

scheinandschein.com SEO score

98

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scheinandschein.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Scheinandschein.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 Schein And. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: