I think I have found a BLOCK for height=532230 but not shown in the "Last Blocks found by Pool" on your server.
(Or it is shown as height 532231 instead?)

Work received: height=532230 diff=10.896351 latency=169ms
[GPU 0] T=-1C A=-1% E=0 primes=0.105853 fermat=151145/sec cpd=2.31/day
[GPU 1] T=-1C A=-1% E=0 primes=0.105098 fermat=150501/sec cpd=2.14/day
[GPU 2] T=-1C A=-1% E=0 primes=0.105892 fermat=150452/sec cpd=2.30/day
[GPU 3] T=-1C A=-1% E=0 primes=0.105486 fermat=150831/sec cpd=2.22/day
[GPU 4] T=-1C A=-1% E=0 primes=0.105545 fermat=150883/sec cpd=2.24/day
(ST/INV/DUP): 9x 8ch(1/0/0) 3x 9ch(0/0/0)
GPU 4 found share: 10-ch type 2
GPU 4 found BLOCK!
Share accepted.
Work received: height=532231 diff=10.896364 latency=169ms
[GPU 0] T=-1C A=-1% E=0 primes=0.105805 fermat=150336/sec cpd=2.28/day
[GPU 1] T=-1C A=-1% E=0 primes=0.105113 fermat=150127/sec cpd=2.14/day
[GPU 2] T=-1C A=-1% E=0 primes=0.105878 fermat=150168/sec cpd=2.30/day
[GPU 3] T=-1C A=-1% E=0 primes=0.105465 fermat=149805/sec cpd=2.20/day
[GPU 4] T=-1C A=-1% E=0 primes=0.105644 fermat=149644/sec cpd=2.24/day
(ST/INV/DUP): 9x 8ch(1/0/0) 3x 9ch(0/0/0) 1x 10ch(0/0/0)