2017 Q1/American Airlines

INDEX Facts
- Completed date:
06 Jan 2017
- Total URLs tested:
37,052
- Total tests run:
12,051,130
- Total number of PDF's:
355
- URLs failing functional tests:
2.88%
- Pages failing code standards:
90.83%
- Pages missing a title:
2.05%
- Pages failing accessibility level A:
27.99%
- Pages failing accessibility level AA:
99.33%
- Poorest code quality:
Alaska Airlines (http://www.alaskaair.com/) - 27,480 failures
- Fastest average response time:
JetBlue Airways (http://www.jetblue.com/)
Accessibility and Performance rankings
This table reports the average response time we recorded when testing each site. A response time above 0.7 seconds can have a negative effect on user experience.
This table reports the percentage of pages on the sites we tested that passed automated WCAG 1.0 A and AA testing (0 means every page had an issue).
Organisation | Avg. Response | Download (kB/s) |
---|---|---|
JetBlue Airways | 0.06 | 529.27 |
Delta Airlines | 0.09 | 471.83 |
WestJet | 0.12 | 501.78 |
Spirit Airlines | 0.16 | 383.78 |
US Airways | 0.17 | 294.13 |
Hawaiian Airlines | 0.18 | 160.36 |
Air Canada | 0.19 | 348.01 |
Republic Airways | 0.21 | 363.54 |
Silver Airways | 0.23 | 296.66 |
Pen Air | 0.23 | 250.33 |
Mesa Airlines | 0.31 | 709.25 |
United Airlines | 0.32 | 220.80 |
Southwest Airlines | 0.32 | 246.83 |
Allegiant Aire | 0.33 | 685.92 |
Aeromexico | 0.36 | 259.30 |
SkyWest Airlines | 0.39 | 294.78 |
Express Jet | 0.42 | 332.43 |
Sun Country Airlines | 0.43 | 293.60 |
Alaska Airlines | 0.52 | 224.30 |
Ravn Alaska | 0.62 | 148.20 |
Island Air | 0.91 | 305.96 |
Frontier Airlines | 1.02 | 242.43 |
Organisation | A | AA |
---|---|---|
Alaska Airlines | 100.00 | 0.00 |
United Airlines | 100.00 | 0.00 |
Sun Country Airlines | 99.20 | 0.00 |
Ravn Alaska | 99.03 | 0.00 |
Spirit Airlines | 98.51 | 5.97 |
Aeromexico | 98.40 | 0.00 |
Allegiant Aire | 98.40 | 0.00 |
Hawaiian Airlines | 97.60 | 0.00 |
Delta Airlines | 96.80 | 0.00 |
Express Jet | 95.83 | 4.17 |
Frontier Airlines | 94.40 | 0.00 |
Republic Airways | 93.68 | 2.11 |
WestJet | 88.00 | 5.60 |
Southwest Airlines | 84.80 | 0.00 |
Air Canada | 80.80 | 0.00 |
SkyWest Airlines | 79.20 | 0.00 |
Pen Air | 75.56 | 0.00 |
JetBlue Airways | 5.60 | 0.00 |
Island Air | 2.40 | 0.00 |
Silver Airways | 2.40 | 0.00 |
US Airways | 1.60 | 0.00 |
Mesa Airlines | 0.00 | 0.00 |

Failing A & AA on every page
The following sites failed high priority tests on every page.
- Mesa Airlines

Excluded from INDEX
The following sites were excluded from the INDEX.
- American Airlines
- Great Lakes Airlines
- Virgin America

PDF testing
55.2% of checked PDFs were not tagged for accessibility.
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.

Top ten functional failures
The most common categories of functional failure.
url/fetch/notfound File not found |
47.94% |
url/fetch/accessdenied Access is denied |
15.14% |
url/fetch/noaddr Host not found in DNS |
10.93% |
file/image/badtype Image file has incorrect type |
8.22% |
url/fetch/errorstatus Error status code received from web server |
6.45% |
url/fetch/timeout Timeout downloading file |
3.93% |
url/fetch/exception Exception while downloading file |
2.62% |
url/fetch/redirectloop Redirect points back to the original page |
1.31% |
url/fetch/unknownstatus Unknown status code received from web server |
1.12% |
url/fetch/badcookie Web server attempted to set invalid cookie |
1.12% |

Top ten code quality failures
The most common categories of code quality failure.
file/html/badattr Invalid attribute name |
25.37% |
file/html/badentity Invalid character in entity |
22.49% |
file/html/unknownentity Unknown entity name |
21.80% |
file/html/tagnotallowed A start tag has been found in a position in which that element may not appear |
7.34% |
file/html/badvalue Invalid attribute value |
5.81% |
file/html/missingclose An element is missing the required close tag |
3.55% |
file/html/unknowntag A start or end tag was found which was unrecognised |
2.88% |
file/html/unnecessaryclose An end tag was found for an element which does not require one |
2.30% |
url/fetch/moved A "301 Moved Permanently" response was received |
1.91% |
file/html/unnecessaryvalue A value has been assigned to an attribute which takes no value |
1.84% |