Getting the first and last QSO dates and last upload dates for callsigns

Club Log provides a report which is intended to help logging software using a global log check end point, https://clublog.org/globallogcheck.php.

The parameters are:

• api = Your API key
• startyear = Starting year for filtering by last upload, eg 2013 - OPTIONAL
• startmonth = Starting month, eg 1, 01, 12 = December - OPTIONAL
• startday = Starting day of the month, eg 3, 03, 13, 31 - OPTIONAL
• endyear = Ending year for filtering by last upload, eg 2013 - OPTIONAL
• endmonth = Ending month, eg 1, 01, 12 = December - OPTIONAL
• endday = Ending day of the month, eg 3, 03, 13, 31 - OPTIONAL

Examples

To get all callsigns with their first and last QSO dates and last upload date, use:

https://clublog.org/globallogcheck.php?api=APIKEY

To get callsigns that have uploaded between 1 November and 3 November 2016, use:

https://clublog.org/globallogcheck.php?api=APIKEY&startyear=2016&startmonth=11&startday=1&endyear=2016&endmonth=11&endday=3

The data returned is subject to caching to avoid excessive load. To help Club Log, please try to include a date filter. 

Example result

The data returned is a JSON array of elements: callsign, first QSO date, last QSO date, last upload date.

An example of the data returned is shown below:

[["DK3GZ","1993-01-29","2016-10-31","2016-11-01"],["K6SLX","1957-07-04","2016-10-30","2016-11-01"], etc

If the last upload date is not recorded, this element will be blank.