Hereford are now seven points off the play-off places after losing 2-0 to Curzon Ashton this afternoon.
The Bulls have already lost eight of their 20 games, with only six wins on the board.
Boston occupy the final play-off position, but have had played two games less.
Results
AFC Telford 0-2 Farsley Celtic
Bradford (Park Avenue) 2-0 Altrincham
Curzon Ashton 2-0 Hereford
Darlington 2-0 Chester
Gateshead 3-1 Alfreton Town
Guiseley 0-2 Brackley Town
Kettering Town 0-0 York City
Kidderminster Harriers 1-3 Boston United
King's Lynn Town 3-0 Blyth Spartans
Leamington 2-2 Spennymoor Town
Southport 1-0 Gloucester City
The full league table can be viewed here.