Crewe are High of Sky Bet League Two Following a 4-2 win on Saturday in Carlisle.
Alexandra took an early lead thanks to goals from Daniel Powell and Nicky Hunt but were pegged back by strikes from Christie Elliot and Hallam Hope.
Crewe struck and secured the triumph thanks to a Gethin Jones own goal and Chris Porter.
They direct Exeter on goals taken following the Grecians beat leaders Forest Green 1-0 in St James Park. As Rovers fell to fourth ryan Bowman has got the only goal.
Bradford went up to third after a 2-1 win at Morecambe – once Stevenage gained their first win of the season.
Swindon remain seventh after a 1-1 draw with Plymouth. Eoin Doyle place the Robins but a point was made by Joel Grant for Argyle.
Nicky Maynard scored a hat-trick at the 1 Call Stadium as Mansfield beat nine-man Oldham 6-1. Oldham had two players sent off over a moment at the first half since Tomas Egert and Felipe Morais were dismissed.
While Leyton Orient came from behind Walsall to win 3-1 since they thumped Northampton 3-0 scunthorpe got a triumph of the season.
Elsewhere, Macclesfield beat Port Vale 2-1, Crawley overcome at Colchester and Salford watched Cambridge 1-0.