FTSE 100 May 2008

Error free sites

  • Experian Group
  • Land Securities Group
  • Smith & Nephew
  • Smiths Group

Failing A & AA on every page

  • Astrazeneca
  • Carnival
  • Man Group

Excluded from index

  • Antofagasta
  • Enterprise Inns

Index facts

Sites tested: 15 May 2008
Total URLs tested: 49,043
Total tests run: 15,976,155
Total number of PDF's: 1,430
URLs failing functional tests: 6.10
Pages failing code standards: 71.83
Pages missing a title: 1.84
Pages failing accessibility level A: 22.07
Pages failing acessibility level AA: 22.07
Poorest code quality: Marks & Spencer Group (http://www.marksandspencer.com/) - 68,169 failures
Fastest overall average response time: Alliance Trust (http://www.alliancetrust.co.uk/)

PDF testing

Sitemorse performs twenty eight checks on PDF documents as part of our website benchmarking to ensure users do not experience problems such as broken links, or failing email addresses - we are also the first to test the accessibility compliance of PDF's.

19.6% of checked PDF's passed accessibility tests

Top ten functional failures

Total
file/url/badpath 30.99%
file/url/offtop 22.14%
file/url/badquery 9.78%
url/fetch/badcookie 8.10%
url/fetch/notfound 7.66%
file/html/badmeta 5.22%
url/fetch/unknownstatus 3.44%
file/html/notitle 3.21%
file/html/longmeta 2.17%
url/mail/badsmtp 1.88%

Top ten code quality failures

Total
file/html/unknownentity 26.12%
file/html/badentity 25.38%
file/html/tagnotallowed 19.29%
file/html/unknowntag 9.92%
file/html/badvalue 7.27%
file/html/badattr 4.82%
file/html/closingunopened 3.11%
file/html/missingclose 1.94%
file/html/unnecessaryclose 1.19%
file/html/missingattr 0.18%

Links