Analyze

Page load speed analysis

  • 56/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    153 ms

  • Resources loaded

    2.8 sec

  • Page rendered

    301 ms

  • Total page load time

    3.2 sec

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We analyzed Webcams.vanderbilt.edu page load time and found that the first response time was 153 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Page optimization

  • HTML 30.9 kB
    Images 1.0 MB
    Javascripts 29.9 kB
    CSS 0 B

    In fact, the total size of Webcams.vanderbilt.edu main page is 1.1 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. 30% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

    • Original 30.9 kB
    • After minification 18.1 kB
    • After compression 4.3 kB

    HTML optimization

    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 12.8 kB, which is 41% 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 26.7 kB or 86% of the original size.

    • Original 1.0 MB
    • After optimization 972.8 kB

    Image optimization

    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. Webcam S Vanderbilt images are well optimized though.

    • Original 29.9 kB
    • After minification 29.2 kB
    • After compression 10.1 kB

    JavaScript optimization

    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 19.8 kB or 66% of the original size.

Network requests diagram

  • webcams.vanderbilt.edu
  • ntpagetag.js
  • webcam_bannerads.js
  • counter.js
  • ntpagetag.gif
  • webcams.vanderbilt.edu
  • webcam_banner_r1_c1.jpg
  • spacer.gif
  • webcam_banner_r2_c1.jpg
  • webcam1.jpg
  • webcam_banner_r2_c3.jpg
  • webcam2.jpg
  • webcam_banner_r2_c5.jpg
  • webcam_banner_r3_c2.jpg
  • webcam_banner_r3_c4.jpg
  • spacer.gif
  • hobbs_dining.jpg
  • wyatt_commons.jpg
  • deans_ctr_evocam.jpg
  • hobbs_evocam.jpg
  • newolin_evocam.jpg
  • image-4295038-10846595
  • t.php
  • 10846595-1436379284067
  • deans_ctr_evocam.jpg
  • hobbs_evocam.jpg
  • deans_ctr_evocam.jpg

Our browser made a total of 27 requests to load all elements on the main page. We found that 81% of them (22 requests) were addressed to the original Webcams.vanderbilt.edu, 4% (1 request) were made to Apple.vanderbilt.edu and 4% (1 request) were made to Statcounter.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Webcams.vanderbilt.edu.

Additional info on webcams.vanderbilt.edu

Requests

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Webcam S Vanderbilt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

3

Javascripts

20

Images

1

AJAX

24

All

Possible request optimization

3

Javascripts

13

Images

1

AJAX

7

Optimized

17

All

Good result

IP address

This IP address is dedicated to Webcams.vanderbilt.edu. This is the best domain hosting practice .

Normal result

IP Trace

webcams.vanderbilt.edu

129.59.212.172

DNS records

Type Host Target/ip TTL Other
A

webcams.vanderbilt.edu

129.59.212.172 28800
MX

webcams.vanderbilt.edu

webcams.vanderbilt.edu 600 Pri: 10

Language and encoding

Poor result

Language

EN en language flag

Detected

N/A  language flag

Claimed

Encoding

ISO-8859-1

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Webcams.vanderbilt.edu 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 Webcams.vanderbilt.edu 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.

HTTPS certificate

SSL Certificate

Webcams.vanderbilt.edu has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 72.7% of all visits is United States. It’s good for Webcams.vanderbilt.edu that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Webcam S Vanderbilt. 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:

webcams.vanderbilt.edu

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