1.6 sec in total
190 ms
1.2 sec
192 ms
Click here to check amazing Ciencia Science content for India. Otherwise, check out these important facts you probably never knew about ciencia.science.gov
Science.gov es una puerta de acceso a la información oficial proporcionada por la ciencia agencias de Estados Unidos la ciencia del gobierno, incluyendo resultados de la investigación y el desarrollo.
Visit ciencia.science.govWe analyzed Ciencia.science.gov page load time and found that the first response time was 190 ms and then it took 1.4 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.
ciencia.science.gov performance score
name
value
score
weighting
Value2.9 s
53/100
10%
Value2.9 s
81/100
25%
Value2.9 s
95/100
10%
Value360 ms
72/100
30%
Value0
100/100
15%
Value3.3 s
93/100
10%
190 ms
321 ms
95 ms
104 ms
133 ms
Our browser made a total of 33 requests to load all elements on the main page. We found that 85% of them (28 requests) were addressed to the original Ciencia.science.gov, 6% (2 requests) were made to Science.gov and 3% (1 request) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (427 ms) relates to the external source Science.gov.
Page size can be reduced by 189.2 kB (12%)
1.5 MB
1.4 MB
In fact, the total size of Ciencia.science.gov main page is 1.5 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. 25% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 58.3 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. This page needs HTML code to be minified as it can gain 8.1 kB, which is 11% 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 58.3 kB or 77% of the original size.
Potential reduce by 21.1 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. Ciencia Science images are well optimized though.
Potential reduce by 70.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 70.0 kB or 66% of the original size.
Potential reduce by 39.8 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. Ciencia.science.gov needs all CSS files to be minified and compressed as it can save up to 39.8 kB or 88% of the original size.
Number of requests can be reduced by 3 (10%)
30
27
The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ciencia Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
ciencia.science.gov
190 ms
ciencia.science.gov
321 ms
jquery-1.4.2.min.js
95 ms
redir.min.js
104 ms
AC_RunActiveContent.js
133 ms
1stgov_2012.css
188 ms
player_api
20 ms
www-widgetapi.js
3 ms
lg-share-es.gif
18 ms
banner_espanol2.jpg
129 ms
button_english.jpg
153 ms
NAL_slide.jpg
225 ms
NIST_NIST_slide.jpg
320 ms
DTIC_slide.jpg
210 ms
Scigov_DOE_slide5.jpg
247 ms
NLM_slide.jpg
246 ms
DHS_slide.jpg
266 ms
USGS_slide.jpg
316 ms
DOT_slide.jpg
319 ms
EPA_slide.jpg
312 ms
LOC_slide.jpg
381 ms
NASA_slide.jpg
320 ms
NARA_slide.jpg
356 ms
NSF_slide.jpg
374 ms
btn_busqueda.jpg
343 ms
USAgov.jpg
427 ms
wallpaper_slice.jpg
237 ms
seach_gradient.jpg
236 ms
slide_prev_off.png
259 ms
slide_pause_inactive_off.png
260 ms
slide_next_off.png
261 ms
star.jpg
270 ms
wws.jpg
426 ms
ciencia.science.gov accessibility score
ciencia.science.gov best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
ciencia.science.gov SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
ES
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ciencia.science.gov can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it does not match the claimed English language. Our system also found out that Ciencia.science.gov 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.
ciencia.science.gov
Open Graph description is not detected on the main page of Ciencia Science. 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: