Access spaceweathergallery.com. ob体育(中国)官方网站·ob体育官方平台入口/试玩平台

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.397

25/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

spaceweathergallery.com

180 ms

thumbgallery_2012_styles.css

52 ms

caption.css

56 ms

jquery-1.3.2.min.js

39 ms

jcaption.min.js

53 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 15% of them (9 requests) were addressed to the original Spaceweathergallery.com, 83% (50 requests) were made to 0e33611cb8e6da737d5c-e13b5a910e105e07f9070866adaae10b.r15.cf1.rackcdn.com and 2% (1 request) were made to Jqueryjs.googlecode.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source 0e33611cb8e6da737d5c-e13b5a910e105e07f9070866adaae10b.r15.cf1.rackcdn.com.

Content Size

819.3 kB

After Optimization

746.0 kB

In fact, the total size of Spaceweathergallery.com main page is 819.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 766.3 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 37.1 kB

Original 43.4 kB
After minification 41.2 kB
After compression 6.3 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 37.1 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 28.4 kB

Original 766.3 kB
After minification 737.9 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. Spaceweathergallery images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 1.1 kB

Original 1.7 kB
After minification 1.6 kB
After compression 586 B

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 1.1 kB or 66% of the original size.

CSS Optimization

-85%

Potential reduce by 6.7 kB

Original 7.9 kB
After minification 6.6 kB
After compression 1.2 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. Spaceweathergallery.com needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spaceweathergallery. According to our analytics all requests are already optimized.

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Page is blocked from indexing

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 Spaceweathergallery.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 Spaceweathergallery.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

spaceweathergallery.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

ob体育(中国)官方网站·ob体育官方平台入口/试玩平台

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

spaceweathergallery.com

thumbgallery_2012_styles.css

caption.css

jquery-1.3.2.min.js

jcaption.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

spaceweathergallery.com

thumbgallery_2012_styles.css

caption.css

jquery-1.3.2.min.js

jcaption.min.js

Ayumi-Bakken-3H5A9818_1456864715_fpthumb.jpg

Sylvain-Weiller-20070302-030228TU-SaturnOccultationReconstitutedAcc_1456860826_fpthumb.jpg

Norbert-Mrozek-catalina-29-02-16klein_1456860082_fpthumb.jpg

Efrain-Morales-Rivera-M2016-02-29-0721UT-RGB-R-EMr_1456855597_fpthumb.jpg

Ted-Adachi-march-1-2016_1456855564_fpthumb.jpg

CAZILHAC-Robert-C2014S2L80NGC5832-290216canon350D-14X60s800iso-labelmont_1456855162_fpthumb.jpg

Angelika-Demski-IMG_3365-copy_1456851412_fpthumb.jpg

Denise-Estrillia-Feb-29th2_1456847500_fpthumb.jpg

Dennis-Ball-IMG_0399_1456846889_fpthumb.jpg

David-Whinham-674789157_1456843348_fpthumb.jpg

Marketa-S-Murray-_MP_3420-Edit_1456842748_fpthumb.jpg

jhon-henry-osorio-orozco-Sin-tAstulo_1456841965_fpthumb.png

Randy-Carter-C2014-S2-PANSTARRS-3-1-16.-Mag-9.3_1456840881_fpthumb.jpg

Jesse-Pietroniro--image_1456837547_fpthumb.jpg

Alexei-Pace-2016-02-29-2307_0-Alexei-Pace_1456834999_fpthumb.jpg

Thomas-Zwach-C2013_US10_Catalina_1280_1456824622_fpthumb.jpg

Cristina-Cellini-c2013us10-catalina_20160205r_1456823955_fpthumb.jpg

Karl-Kramer-Sun-1-March-16---3_1456808992_fpthumb.jpg

Oliver-Wright-FJ8R6963-Edit_1456790983_fpthumb.jpg

Liselotte-Kahns-IMG_4899a_1456787786_fpthumb.jpg

Jim-Fakatselis-Disk_composite_2016_02_29bw_1456786901_fpthumb.jpg

Eric-Fokke-SF-net-0324_1456783587_fpthumb.jpg

Alan-Dyer-Winter-a-Spring-Sky-Panorama_1456783324_fpthumb.jpg

Rick-Clevenger-20160229-Aurora_1456770679_fpthumb.jpg

Victor-C.-Rogus-europa-seting-v-small_1456764528_fpthumb.jpg

Steven-Bellavia-Geo-sats_cropped-reduced_1456750957_fpthumb.jpg

Andrey-Larin-DSC09068-1-copy_1456749129_fpthumb.jpg

Csaba-Hadhazi-naphalo_20160225_1004UT_hdh.jpg_1456748931_fpthumb.jpg

Csaba-Hadhazi-c2013us10catalina_20160226_1958UT_hdh.jpg_1456748695_fpthumb.jpg

Marco-Langbroek-KMS4_s28022016_042_colour_sml_1456748151_fpthumb.jpg

Ron-Cat-2-12-2016-15m28fRegOL2-_1456743245_fpthumb.jpg

Thomas-Zwach-Ue_C2014_Q2-Lovejoy_1456737431_fpthumb.jpg

Mike-Taormina-video_Q70_0018-16-02-28-10-30-56n705_50100100_dsss_INVdsk_c15_g5s_bt_1456698640_fpthumb.jpg

Andrew-Tkach-sun1_1456697654_fpthumb.jpg

Kristin-Berg-Malangen-Brygger-260216-2_1456692322_fpthumb.jpg

Ruslan-Merzlyakov-IMG_2663-2_1456680631_fpthumb.jpg

spacer.gif

header_gray_slcd_r1_c1.jpg