| User Agent | Bot |
|---|---|
| WDG_Validator/1.6.2(Linux LLC 1.2) | |
| W3C_I18n-Checker/1.0 | |
| W3C_I18n-Checker/1.0 (http://validator.w3.org/services) | |
| W3C-checklink/2.90 libwww-perl/5.64 | |
| W3C-checklink/3.6.2.3 libwww-perl/5.64 | |
| W3C-checklink/4.0 [4.4] libwww-perl/5.803 | |
| W3C-checklink/4.2 [4.20] libwww-perl/5.803 | |
| W3C-checklink/4.2.1 [4.21] libwww-perl/5.803 | |
| W3C-checklink/4.3 [4.42] libwww-perl/5.805 | |
| W3C-checklink/4.3 [4.42] libwww-perl/5.808 |