Charset Encoding

Title Tag 4 Characters

Meta Description 179 Characters

Effective URL 20 Characters

Google Preview Your look like this in google search result

Robots.txt File Detected

http://nasa.gov/robots.txt

Sitemap.xml File Detected

http://nasa.gov/sitemap.xml

Whois Is a query and response protocol that is widely used for querying databases that store the registered users or assignees of an Internet resource, such as a domain name, an IP address block, or an autonomous system

Page Size Code & Text Ratio

Delicious Total: 0

Facebook Total: 354,721

Google Total: 0

Linkedin Total: 0

Pinterest Total: 56

Stumbleupon Total: 0

Tumblr Total: 0

Vk Total: 0

Google Stats This test checks to see if a page has applied common performance best practices.

Your page has no redirects. Learn more about avoiding landing page redirects.

Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Your server responded quickly. Learn more about server response time optimization.

Compacting CSS code can save many bytes of data and speed up download and parse times.

Your HTML is minified. Learn more about minifying HTML.

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.

Your page has 3 blocking script resources and 6 blocking CSS resources. This causes a delay in rendering your page.

Properly formatting and compressing images can save many bytes of data.

Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.

Your page has no redirects. Learn more about avoiding landing page redirects.

Your page does not appear to use plugins, which would prevent content from being usable on many platforms. Learn more about the importance of avoiding plugins.

Your page specifies a viewport matching the device's size, which allows it to render properly on all devices. Learn more about configuring viewports.

Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Your server responded quickly. Learn more about server response time optimization.

Compacting CSS code can save many bytes of data and speed up download and parse times.

Your HTML is minified. Learn more about minifying HTML.

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.

Your page has 3 blocking script resources and 6 blocking CSS resources. This causes a delay in rendering your page.

Properly formatting and compressing images can save many bytes of data.

Your page requires additional network round trips to render the above-the-fold content. For best performance, reduce the amount of HTML needed to render above-the-fold content.

The page content is too wide for the viewport, forcing the user to scroll horizontally. Size the page content to the viewport to provide a better user experience.

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.

The text on your page is legible. Learn more about using legible font sizes.

Title Website

Warning! Your title is not optimized

Description Website

Warning! Your description is not optimized

Robots.txt

Congratulations! Your site have a robots.txt file

Sitemap.xml

Congratulations! We've found a sitemap file for your website

SSL Secure

Congratulations! Your site have Support to HTTPS

Pagespeed

Warning! Your site load very slow on Desktop devices. need improve this

PageSpeed Mobile

Warning! Your site load very slow on mobiles devices. need improve this

Headings

Warning! Your page not contain any H1 and H2 headings. H1 and H2 headings help indicate the important topics of your page to search engines

Blacklist

Congratulations! Your site is not listed in a blacklist

W3C Validator

Warning! Your site have errors W3C

Accelerated Mobile Pages (AMP)

Warning! Your site not have AMP Version

Domain Authority

Warning! Domain Authority of your website is slow. It is good to have domain authority more than 25.

GZIP Compress

Warning! Your site not is compressed, this can make slower response for the visitors

Favicon

Congratulations! Your website appears to have a favicon.

Broken Links

Congratulations! You not have broken links View links

Response Header HTTP headers carry information about the client browser, the requested page and the server

HTTP/1.1 200 OK
Content-Type: text/html
Content-Length: 14074
Connection: keep-alive
x-amz-id-2: W2LZ0K2HoJsTH8wyXJhsxOpKE89w0WxXVSXhtbr59dd+qSKhCXGeV1a9QVPUWza8H/h6d7SSqtA=
x-amz-request-id: 890AF2F1773109CB
x-amz-replication-status: COMPLETED
Last-Modified: Tue, 19 Mar 2019 20:28:31 GMT
x-amz-meta-md5_hash: d3977a52e678b851dc5df3b6f0c4e621
x-amz-version-id: WIblR5Zf_YvJsNdHrjLwNZfQKSU5rXLZ
Accept-Ranges: bytes
Server: AmazonS3
Date: Wed, 20 Mar 2019 09:47:06 GMT
ETag: "d3977a52e678b851dc5df3b6f0c4e621"
Cache-Control: max-age=300
Age: 189
Strict-Transport-Security: max-age=31536000
X-Cache: Hit from cloudfront
Via: 1.1 fb6cb783855196b3edbc2c1ca52f74d0.cloudfront.net (CloudFront)
X-Amz-Cf-Id: VRcPQh0KJFVFaTMDTGslFAFzKr3ZxfQAE20oOUUG1AWZdouR44S-vA==

Response Server Information regarding a specific transfer

URL: https://www.nasa.gov/
Content Type: text/html
Http Code: 200
Header Size: 781 B
Request Size: 74 B
Total Time: 0.342664 seconds
Name Lookup Time: 0.252772 seconds
Pretransfer Time: 0.290381 seconds
Download Size: 13.74 KB
Speed Download: 40.11 KB Per seconds
Start Rransfer Time: 0.342625 seconds