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gis.ncdc.noaa.gov screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 87

    SEO

    Google-friendlier than
    65% of websites

gis.ncdc.noaa.gov

Maps and Geospatial Products | National Centers for Environmental Information (NCEI)

Page Load Speed

642 ms in total

First Response

136 ms

Resources Loaded

457 ms

Page Rendered

49 ms

gis.ncdc.noaa.gov screenshot

About Website

Visit gis.ncdc.noaa.gov now to see the best up-to-date Gis Ncdc Noaa content for United States and also check out these interesting facts you probably never knew about gis.ncdc.noaa.gov

Data visualization tools that can display a variety of data types in the same viewing environment, and correlate information and variables with specific locations. 

Visit gis.ncdc.noaa.gov

Key Findings

We analyzed Gis.ncdc.noaa.gov page load time and found that the first response time was 136 ms and then it took 506 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

gis.ncdc.noaa.gov performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value6.4 s

40/100

10%

TBT (Total Blocking Time)

Value280 ms

81/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

gis.ncdc.noaa.gov

136 ms

gis.ncdc.noaa.gov

80 ms

55 ms

federated-analytics.js

71 ms

analytics.js

18 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 57% of them (4 requests) were addressed to the original Gis.ncdc.noaa.gov, 29% (2 requests) were made to Google-analytics.com and 14% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (136 ms) belongs to the original domain Gis.ncdc.noaa.gov.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.8 kB (36%)

Content Size

40.9 kB

After Optimization

26.1 kB

  • HTML
  • JavaScript

In fact, the total size of Gis.ncdc.noaa.gov main page is 40.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Javascripts take 40.3 kB which makes up the majority of the site volume.

HTML Optimization

-46%

Potential reduce by 284 B

  • Original 624 B
  • After minification 619 B
  • After compression 340 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 284 B or 46% of the original size.

JavaScript Optimization

-36%

Potential reduce by 14.5 kB

  • Original 40.3 kB
  • After minification 39.5 kB
  • After compression 25.7 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 14.5 kB or 36% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

4

After Optimization

4

  • AJAX
  • JavaScript

The browser has sent 4 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gis Ncdc Noaa. According to our analytics all requests are already optimized.

Network Requests Diagram

gis.ncdc.noaa.gov

gis.ncdc.noaa.gov

136 ms

gis.ncdc.noaa.gov

gis.ncdc.noaa.gov

80 ms

55 ms

federated-analytics.js

federated-analytics.js

71 ms

analytics.js

analytics.js

18 ms

player_api

player_api

55 ms

collect

collect

13 ms

Accessibility Review

gis.ncdc.noaa.gov accessibility score

96

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

Links do not have a discernible name

Best Practices

gis.ncdc.noaa.gov 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

gis.ncdc.noaa.gov SEO score

87

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

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 Gis.ncdc.noaa.gov 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 Gis.ncdc.noaa.gov 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

gis.ncdc.noaa.gov

Open Graph description is not detected on the main page of Gis Ncdc Noaa. 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: