Report for www.columbia.edu
Summary
Overall8.4
The overall score for this website.
Accessibility9.7
How accessible the website is to mobile and disabled users.
The following tests contribute to this score:
Experience7.9
How satisfying the website is likely to be for users.
The following tests contribute to this score:
Marketing6.1
How well marketed and popular the website is.
The following tests contribute to this score:
Technology8.3
How well designed and built the website is.
The following tests contribute to this score:
Nibbler tested a sample of 5 pages from this website at 9:32 PM on Apr 7, 2021 (BST).
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Top priorities for website improvement
- Make sure that all the pages of this website include a meta description. If you don't include one, Google will choose a sample of text from the page to appear in the search engine result. By including a meta description, you can control how your search engine result will appear. (read more)
- Sign up for a Twitter account and make sure it is linked to from your site, or if you already have one make sure it is public. (read more)
- Enable GZIP compression on your web server or in your application. (read more)
Twitter0.0
This website does not appear to be associated with a Twitter account.
- This website was found to contain a link to Twitter, but it did not appear to be a public Twitter account associated with this website.
- Sign up for a Twitter account and make sure it is linked to from your site, or if you already have one make sure it is public.
Twitter accounts found
Twitter account Name Followers Following Tweets Links back columbia Columbia University 402392 636 29527 No
- Sign up for a Twitter account and make sure it is linked to from your site, or if you already have one make sure it is public.
Source: Twitter
Meta tags2.0
- All pages include at least some metadata, but no pages have a description meta tag. The description meta data is important as it appears on Google's search result pages.
- Make sure that all the pages of this website include a meta description. If you don't include one, Google will choose a sample of text from the page to appear in the search engine result. By including a meta description, you can control how your search engine result will appear.
Pages with no meta description
- Make sure that all the pages of this website include a meta description. If you don't include one, Google will choose a sample of text from the page to appear in the search engine result. By including a meta description, you can control how your search engine result will appear.
Meta Tags (name attribute)
| Page URL | Name | Content |
| www.columbia.edu/ | title | Homepage | Columbia University in the City of New York |
| www.columbia.edu/ | generator | Drupal 8 (https://www.drupal.org) |
| www.columbia.edu/ | mobileoptimized | width |
| www.columbia.edu/ | handheldfriendly | true |
| www.columbia.edu/ | viewport | width=device-width, initial-scale=1.0, viewport-fit=cover |
| www.columbia.edu/content/ | title | Homepage | Columbia University in the City of New York |
| www.columbia.edu/content/ | generator | Drupal 8 (https://www.drupal.org) |
| www.columbia.edu/content/ | mobileoptimized | width |
| www.columbia.edu/content/ | handheldfriendly | true |
| www.columbia.edu/content/ | viewport | width=device-width, initial-scale=1.0, viewport-fit=cover |
| www.columbia.edu/content/admissions | title | Admissions | Columbia University in the City of New York |
| www.columbia.edu/content/admissions | generator | Drupal 8 (https://www.drupal.org) |
| www.columbia.edu/content/admissions | mobileoptimized | width |
| www.columbia.edu/content/admissions | handheldfriendly | true |
| www.columbia.edu/content/admissions | viewport | width=device-width, initial-scale=1.0, viewport-fit=cover |
| www.columbia.edu/content/academics | title | Academics | Columbia University in the City of New York |
| www.columbia.edu/content/academics | generator | Drupal 8 (https://www.drupal.org) |
| www.columbia.edu/content/academics | mobileoptimized | width |
| www.columbia.edu/content/academics | handheldfriendly | true |
| www.columbia.edu/content/academics | viewport | width=device-width, initial-scale=1.0, viewport-fit=cover |
| www.columbia.edu/content/research | title | Research | Columbia University in the City of New York |
| www.columbia.edu/content/research | generator | Drupal 8 (https://www.drupal.org) |
| www.columbia.edu/content/research | mobileoptimized | width |
| www.columbia.edu/content/research | handheldfriendly | true |
| www.columbia.edu/content/research | viewport | width=device-width, initial-scale=1.0, viewport-fit=cover |
Meta Tags (http-equiv attribute)
| Page URL | Name | Content |
| www.columbia.edu/ | X-UA-Compatible | IE=edge |
| www.columbia.edu/content/ | X-UA-Compatible | IE=edge |
| www.columbia.edu/content/admissions | X-UA-Compatible | IE=edge |
| www.columbia.edu/content/academics | X-UA-Compatible | IE=edge |
| www.columbia.edu/content/research | X-UA-Compatible | IE=edge |
Popularity3.7
2,168 Most popular website in the world
This website recently saw a slight increase in popularity.
- This is the 2,168 most popular website in the world.
- Over the past 3 months, this website has experienced a slight increase in popularity.
- This website accounts for 10.8% of the Internet traffic to columbia.edu and its subdomains.
Source: Alexa
Server behavior6.3
404 page
Compression
- This website handles missing pages correctly by sending a 404 HTTP status code.
- This website was not served using GZIP encoding. GZIP compression is widely supported and reduces the load time of a web page.
- Enable GZIP compression on your web server or in your application.
- 3 of the pages of this website follow the best practice of using a permanent (HTTP 301) redirect between URLs with/without trailing slashes. These pages are ideal.
- Adding or removing a trailing slash to one of the URLs of this site returns an error page (404). This is OK as no content is being duplicated, but visitors might try browsing to the pages of this website with or without a trailing slash. Ideally, the alternate URL should redirect to the correct page.
- Add a 301 redirect from the other version to the canonical URL.
- This website uses a temporary (HTTP 302) redirect from http://columbia.edu to http://www.columbia.edu. This is OK, but a permanent (HTTP 301) redirect is considered best practice.
- If possible, change the temporary redirect to a permanent (HTTP 301) redirect.
Images8.0
100% of images have a clearly defined size
84 images are being resized by the browser
- All images have defined sizes using width and height attributes in the HTML. These attributes are optional, but strongly recommended as they help the browser arrange the page faster.
- 84 images are being stretched in the browser.
- The width and height you specify in an image tag should be the same as the source image. If you want to resize an image in the browser, use the CSS width and height properties.
Stretched Images
- The width and height you specify in an image tag should be the same as the source image. If you want to resize an image in the browser, use the CSS width and height properties.
Headings8.7
- All pages were found to use defined headings. This is excellent as it allows visitors and search engines to summarize the content of webpages quickly. Correctly defined headings aid accessibility and are particularly important for search engine optimization.
- A large number headings (26.0%) were found to be empty, or incorrectly defined. Empty or invalid headings are of no value to search engines and make a website less accessible.
- Make sure all headings have content which is relevant to the page of content.
Page headings detail
Amount of content8.8
Rendering Chart...
- This website has an average of 560 words per page. The amount of content on a website has been shown to correlate with its search engine ranking.
- Consider the amount of text on this website and increase it if appropriate.
Amount of content discovered
| Page | Characters | Words |
| www.columbia.edu/ | 5817 | 775 |
| www.columbia.edu/content/ | 5817 | 775 |
| www.columbia.edu/content/admissions | 2794 | 387 |
| www.columbia.edu/content/academics | 2919 | 385 |
| www.columbia.edu/content/research | 3713 | 478 |
Internal links9.7
- 2 links have no text describing their destination. Links on a page should describe their destination for the benefit of both screen readers and search engine spiders.
- Add meaningful anchor text that describes the link's destination. If the link contains an image, ensure you have provided alt text.
Mobile10.0
- All of this website appears to be optimised for viewing on a mobile phone or a tablet.
Media specific CSS detected
Analytics10.0
100% of pages use analytics
Multiple Analytics Solutions
- Every page in this website is using some form of analytics software. This is excellent and should allow for a complete analysis of visitor behavior.
Analytics Software Found
| Software Name |
| Google Analytics |
Page titles10.0
100% of pages have defined titles
0% of page titles are weak
- All pages were found to use page titles appropriately. Page titles appear in search results and at the top of the browser's window when visiting the site. Appropriate page titles are particularly important for search engine optimization.
Incoming links10.0
4,717,894 pages link to this website
79,437 domains link to this website
- There are 4,717,894 pages on 79,437 domains linking to this website. The volume and quality of incoming links is known to influence a website's search engine ranking.
- To appear higher in search engine results, consider link building activity as a way to build your search ranking. Be careful though, because incoming links which are obviously artificial are likely to be detected by search engines and could have an adverse effect.
Source: Ahrefs
Printability10.0
100% of pages are optimized for printing
- All pages of this website appear to be optimized for printing (using CSS).
Media specific CSS detected
URL format10.0
Every URL is well written
- This website uses appropriate web addresses (URLs) throughout. This is excellent and will help search engine placement, usability and the marketability of this website.
Freshness10.0
Last updated April 6, 2021
- It looks like this website was last updated on Tuesday, April 6, 2021. This is good because visitors perceive up-to-date websites as more credible. Websites that are updated regularly are also spidered by search engines more often.
- To find this information we used the last modified dates reported by this website's server in addition to looking for dates written on each page.
All dates found
| Date | File | Source |
| 4/6/21 | www.columbia.edu/content/ | Last modified header |
| 4/6/21 | www.columbia.edu/content/admissions | Last modified header |
| 4/6/21 | www.columbia.edu/content/academics | Last modified header |
| 4/6/21 | www.columbia.edu/content/research | Last modified header |
| 3/28/18 | www.columbia.edu/.../cu-blue-logo.svg | Last modified header |
| 1/10/18 | www.columbia.edu/.../cu-header.svg | Last modified header |
| 3/23/21 | www.columbia.edu/.../css_JM1iitgRRpbfOTlSKsGgJggoMqTZj15mTfVP5F8Ml6M.css | Last modified header |
| 3/23/21 | www.columbia.edu/.../css_cOCYqyGDIONbBRmpmUsJJ7220yWrgmGWL33r_PMdQAY.css | Last modified header |
| 3/23/21 | www.columbia.edu/.../css_RvlH2sdo5LPXNh6QZX-YMwcrF-CL4sKRhTlEc0ZYSi0.css | Last modified header |
| 3/23/21 | www.columbia.edu/.../css_A1lO25jz3z7WrzxlFVKWyCnHUqcmlRvs-T7IGxufmPQ.css | Last modified header |
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