https://cloudworks.ac.uk/ Website Archivability Evaluation, 2020-02-14 14:16:29

Website Archivability: 79% Accessibility: 61% Cohesion: 83% Metadata: 80% Standards Compliance: 92%
  1. HTTP Headers found
    Servernginx
    DateMon, 17 Feb 2020 13:19:28 GMT
    Content-Typetext/html; charset=UTF-8
    Transfer-Encodingchunked
    Connectionkeep-alive
    X-Powered-ByPHP/7.0.33
    Set-CookieFreakAuth=46ce56966f5b91f08d52144146b35198; expires=Mon, 17-Feb-2020 15:19:26 GMT; Max-Age=7200; path=/
    Content-Languageen
    X-Frame-OptionsDENY
    X-Content-Type-Optionsnosniff
    X-XSS-Protection1; mode=block
    Referrer-Policystrict-origin
    Strict-Transport-Securitymax-age=63072000; includeSubDomains; preload
    Standards_Compliance
  2. Transfer encoding was clearly defined in HTTP Headers.
    A Transfer-Encoding header field, which can be used to specify an auxiliary encoding that was applied to the data in order to allow it to pass through mail transport mechanisms which may have data or character set limitations.
    Rating 100% Significance: Standards_Compliance Reference: http://en.wikipedia.org/wiki/List_of_HTTP_header_fields http://en.wikipedia.org/wiki/HTTP_compression
  3. Content type was clearly defined.
    Correctly defined HTTP headers help web bots understand the content.
    Rating 100% Significance: Standards_Compliance Metadata Reference: http://en.wikipedia.org/wiki/MIME
  4. HTTP caching headers are not available.
    HTTP caching headers are critical to improve web archiving bots performance because they help avoid downloading unmodified content multiple times.
    Rating 50% Significance: Accessibility Metadata Reference: https://developers.google.com/speed/docs/best-practices/caching
  5. Local images found: 3, remote images found: 0
    used in a website but hosted elsewhere may cause problems in web archiving because they may not be captured when the site is archived. What is more, the site is depended on 3rd party sites which may not be available in the future, causing incontrolable problems.
    3 local :
    https://cloudworks.ac.uk//_design/cloudengine-sm.gif
    https://cloudworks.ac.uk/image/cloudscape/3030
    https://cloudworks.ac.uk/themes/cloudworks/cloudworks_logo.gif
    Rating 100% Significance: Cohesion Reference: http://en.wikipedia.org/wiki/Inline_linking
  6. Checking 3 images with JHOVE Object Validation Environment
    Format validation is the process of determining the level of compliance of a digital object to the specification for its purported format, e.g.: I have an object purportedly of format F; is it?
    Standards_Compliance Reference: http://jhove.sourceforge.net/
  7. Image checked: https://cloudworks.ac.uk//_design/cloudengine-sm.gif
    Jhove (Rel. 1.20.0, 2019-04-09) Date: 2020-02-17 14:19:28 GMT+01:00 RepresentationInformation: /dev/shm/tmpp7wkpaap ReportingModule: GIF-hul, Rel. 1.3 (2006-09-05) LastModified: 2020-02-17 14:19:28 GMT+01:00 Size: 1157 Format: GIF Version: 89a Status: Well-Formed and valid SignatureMatches: GIF-hul MIMEtype: image/gif Profile: GIF 89a GIFMetadata: GraphicRenderingBlocks: 1 Blocks: LogicalScreenDescriptor: LogicalScreenWidth: 99 LogicalScreenHeight: 30 ColorResolution: 7 BackgroundColorIndex: 0 PixelAspectRatio: 0 GlobalColorTableFlag: Global color table follows; background color index meaningful GlobalColorTableSortFlag: Not ordered GlobalColorTableSize: 6 GlobalColorTable: 51, 51, 51, 250, 243, 122, 131, 187, 32, 102, 102, 102, 217, 217, 217, 201, 229, 203, 140, 140, 140, 191, 191, 191, 65, 65, 65, 115, 115, 115, 49, 154, 41, 142, 197, 105, 99, 174, 36, 255, 255, 255, 165, 165, 165, 196, 213, 25, 243, 243, 243, 230, 230, 230, 209, 226, 127, 246, 249, 226, 76, 76, 76, 162, 210, 162, 107, 182, 94, 153, 153, 153, 184, 208, 27, 179, 179, 179, 89, 89, 89, 224, 227, 66, 201, 227, 173, 81, 167, 38, 127, 127, 127, 241, 244, 183, 138, 198, 136, 242, 242, 242, 235, 230, 36, 226, 232, 111, 181, 209, 56, 249, 246, 167, 114, 180, 34, 193, 225, 188, 146, 193, 31, 87, 172, 66, 212, 233, 200, 223, 224, 23, 67, 161, 39, 204, 204, 204, 128, 128, 128, 214, 235, 215, 167, 206, 88, 214, 232, 172, 248, 237, 63, 244, 239, 109, 254, 254, 240, 238, 246, 227, 114, 182, 49, 215, 230, 142, 93, 172, 37, 159, 206, 132, 148, 189, 33, 244, 232, 20, 250, 244, 137, 64, 160, 40, 110, 184, 109, 252, 248, 181, 164, 200, 29, 108, 178, 35, 193, 215, 69, 140, 191, 31, 252, 251, 226, 190, 211, 26, 222, 235, 170, 73, 164, 39, 55, 156, 41, 120, 182, 34, 202, 215, 25, 247, 255, 222, 103, 180, 95, 205, 228, 171, 248, 247, 183, 252, 247, 167, 197, 226, 187, 158, 198, 30, 229, 226, 22, 168, 207, 102, 247, 247, 230, 142, 192, 45, 20, 28, 65, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 GraphicControlExtension: DisposalMethod: No disposal specified UserInputFlag: User input not expected TransparencyFlag: Transparent index given DelayTime: 7 TransparentColorIndex: 86 ImageDescriptor: ImageLeftPosition: 0 ImageTopPosition: 0 InterlaceFlag: Image is not interlaced LocalColorTableFlag: No local color table; use global table if available LocalColorTableSortFlag: Not ordered LocalColorTableSize: 0 NisoImageMetadata: FormatName: image/gif ByteOrder: little_endian CompressionScheme: LZW ImageWidth: 99 ImageHeight: 30 ColorSpace: palette color Orientation: normal BitsPerSample: 8 BitsPerSampleUnit: integer
    Rating 100% Significance: Standards_Compliance
  8. Image checked: https://cloudworks.ac.uk/themes/cloudworks/cloudworks_logo.gif
    Jhove (Rel. 1.20.0, 2019-04-09) Date: 2020-02-17 14:19:28 GMT+01:00 RepresentationInformation: /dev/shm/tmpetipmsq8 ReportingModule: BYTESTREAM, Rel. 1.3 (2007-04-10) LastModified: 2020-02-17 14:19:28 GMT+01:00 Size: 15232 Format: bytestream Status: Well-Formed and valid SignatureMatches: GIF-hul MIMEtype: application/octet-stream
    Rating 100% Significance: Standards_Compliance
  9. Image checked: https://cloudworks.ac.uk/image/cloudscape/3030
    Jhove (Rel. 1.20.0, 2019-04-09) Date: 2020-02-17 14:19:28 GMT+01:00 RepresentationInformation: /dev/shm/tmp6zn4qxcs ReportingModule: JPEG-hul, Rel. 1.4 (2018-03-29) LastModified: 2020-02-17 14:19:28 GMT+01:00 Size: 23506 Format: JPEG Version: 1.01 Status: Well-Formed and valid SignatureMatches: JPEG-hul MIMEtype: image/jpeg Profile: JFIF JPEGMetadata: CompressionType: Huffman coding, Baseline DCT Images: Number: 1 Image: NisoImageMetadata: FormatName: image/jpeg ByteOrder: big_endian CompressionScheme: JPEG ImageWidth: 300 ImageHeight: 200 ColorSpace: YCbCr SamplingFrequencyUnit: inch XSamplingFrequency: 96 YSamplingFrequency: 96 BitsPerSample: 8, 8, 8 BitsPerSampleUnit: integer SamplesPerPixel: 3 Scans: 1 QuantizationTables: QuantizationTable: Precision: 8-bit DestinationIdentifier: 0 QuantizationTable: Precision: 8-bit DestinationIdentifier: 1 Comments: CREATOR: gd-jpeg v1.0 (using IJG JPEG v62), quality = 90 ApplicationSegments: APP0
    Rating 100% Significance: Standards_Compliance
  10. You are not using any external proprietary objects (Flash, Quicktime).
    Proprietary formats are not recommended for long term preservation. Please consider changing your content to open formats.
    Rating 100% Significance: Accessibility Standards_Compliance Reference: http://www.ands.org.au/guides/file-formats-working.html
  11. Network response time is 187 ms
    Website performance affects greatly the process of data aggregation and web accessibility. Performance evaluation rating is 100 when response time is 200ms or less and 0 when response time is more than 2sec.
    Rating 100% Significance: Accessibility Reference: https://developers.google.com/speed/docs/insights/Server
  12. 1 RSS found in your website.
    RSS are an easy way for web bots to learn about available web pages so that they can more intelligently crawl a site.
    Rating 100% Significance: Accessibility Reference: http://en.wikipedia.org/wiki/RSS
  13. Valid RSS https://cloudworks.ac.uk/blog/rss.
    Feeds which conform with standards have a higher possibility to be parsed correctly.
    Rating 100% Significance: Accessibility Standards_Compliance Reference: http://validator.w3.org/feed/check.cgi?url=https://cloudworks.ac.uk/blog/rss
  14. There are no "Disallow:" commands in your robots.txt file
    Disallow: commands are used to block web bots from specific website areas. They may cause web archiving problems.
    Rating 100% Significance: Accessibility Reference: http://www.robotstxt.org/robotstxt.html
  15. There is no sitemap.xml reference in your robots.txt file.
    This can be used to tell search engines or other robots where your sitemap is located.
    Rating 0% Significance: Accessibility Reference: http://www.advancedhtml.co.uk/robots-sitemaps.htm
  16. No sitemap.xml found.
    Sitemaps are an easy way for webmasters to inform web bots about available web pages so that they can more intelligently crawl the site.
    Rating 0% Significance: Accessibility Reference: http://www.sitemaps.org/
  17. Retrieved HTML document in 2.17 sec.
    Document retrieved successfully.
  18. Valid CSS https://cloudworks.ac.uk/themes/cloudworks/styles.css.
    Web pages which conform with Web Standards have a higher possibility to be preserved correctly.
    Rating 100% Significance: Standards_Compliance Reference: http://jigsaw.w3.org/css-validator/validator?uri=https://cloudworks.ac.uk/themes/cloudworks/styles.css&warning=0&profile=css3
  19. Invalid CSS https://cloudworks.ac.uk/_design/styles_1_1.css. Located 6 errors, 15 warnings.
    Web pages which do not conform with Web Standards have a lower possibility to be preserved correctly.
    Rating 0% Significance: Standards_Compliance Reference: http://jigsaw.w3.org/css-validator/validator?uri=https://cloudworks.ac.uk/_design/styles_1_1.css&warning=0&profile=css3
  20. Valid HTML document https://cloudworks.ac.uk/.
    Web pages which conform with Web Standards have a higher possibility to be preserved correctly.
    Rating 100% Significance: Standards_Compliance Reference: https://validator.w3.org/nu/?doc=https://cloudworks.ac.uk/
  21. There are 32 valid and 2 invalid links.
    Invalid links prevent web bots from accessing the full content in order to preserve it. Also check out http://en.wikipedia.org/wiki/Link_rot
    Invalid links:
    https://cloudworks.ac.uk/auth/register
    https://cloudworks.ac.uk/event/following

    Valid links:
    https://cloudworks.ac.uk/about/about
    https://cloudworks.ac.uk/cloud/view/11472
    https://cloudworks.ac.uk/3/cloud#events
    http://cloudworks.ac.uk/cloudscape/view/1911
    https://cloudworks.ac.uk/about/privacy
    https://cloudworks.ac.uk/tag
    https://cloudworks.ac.uk/event/site
    http://cloudworks.ac.uk/user/people/
    https://cloudworks.ac.uk/2/cloudscape#popular
    https://cloudworks.ac.uk/cloud/cloud_list
    https://github.com/IET-OU/cloudengine
    https://cloudworks.ac.uk/cloudscape/view/3030
    https://cloudworks.ac.uk/blog/archive
    https://cloudworks.ac.uk/#login
    https://cloudworks.ac.uk/events/view
    https://cloudworks.ac.uk/#content
    https://cloudworks.ac.uk/cloud/view/10192
    https://cloudworks.ac.uk/themes/cloudworks/styles.css
    https://cloudworks.ac.uk/about/tandc
    https://www.open.ac.uk
    https://cloudworks.ac.uk/auth/forgotten_password
    https://cloudworks.ac.uk/cloudscape/view/2886
    https://cloudworks.ac.uk/4/cloud#events
    https://cloudworks.ac.uk/cloudscape/view/2891
    https://cloudworks.ac.uk/support
    https://cloudworks.ac.uk/cloudscape/view/2959
    https://cloudworks.ac.uk/_design/styles_1_1.css
    https://cloudworks.ac.uk/badge/badge_list
    https://cloudworks.ac.uk/cloud/view/11482
    https://cloudworks.ac.uk/cloud/view/10196
    https://cloudworks.ac.uk/cloudscape/view/3026
    https://cloudworks.ac.uk/cloudscape/cloudscape_list
    Rating 94% Significance: Accessibility Reference: http://validator.w3.org/checklink?uri=https://cloudworks.ac.uk/&hide_type=all&depth=&check=Check
  22. Description meta tag found with content: "Welcome to Cloudworks, a place to share, find and discuss learning and teaching ideas and experiences."
    The description attribute provides a concise explanation of a Web page's content. This allows the Web page authors to give a more meaningful description for listings than might be displayed if the search engine was unable to automatically create its own description based on the page content. The description tag information is also used in web archives to describe archived web pages.
    Rating 100% Significance: Standards_Compliance Metadata Reference: http://en.wikipedia.org/wiki/Meta_element#The_description_attribute
  23. Local CSS found: 2, remote CSS found: 0
    used in a website but hosted elsewhere may cause problems in web archiving because they may not be captured when the site is archived. What is more, the site is depended on 3rd party sites which may not be available in the future, causing incontrolable problems.
    2 local :
    https://cloudworks.ac.uk/themes/cloudworks/styles.css
    https://cloudworks.ac.uk/_design/styles_1_1.css
    Rating 100% Significance: Cohesion Reference: http://en.wikipedia.org/wiki/Inline_linking
  24. Local scripts found: 1, remote scripts found: 1
    used in a website but hosted elsewhere may cause problems in web archiving because they may not be captured when the site is archived. What is more, the site is depended on 3rd party sites which may not be available in the future, causing incontrolable problems.
    1 local :
    https://cloudworks.ac.uk/_scripts/custom.js
    1 remote :
    https://ajax.googleapis.com/ajax/libs/jquery/2.2.4/jquery.min.js
    Rating 50% Significance: Cohesion Reference: http://en.wikipedia.org/wiki/Inline_linking
  25. 3 inline script elements found
    Inline JavaScript code inside HTML is considered a bad practice. The absence of inline JavaScript simplifies archiving.
    Rating 0% Significance: Accessibility Reference: http://stackoverflow.com/questions/14928068/they-said-javascript-code-in-html-considered-bad-practice-how-to-solve-this