At the 2019 World Indoor Deaf Athletics Championships in Tallinn, Visnap won bronze medals in the long jump and heptathlon.[1][2]
At the 2021 World Deaf Championships in Lublin, Poland, Visnap won two gold medals and one bronze. He won the 100 m race with a time of 10.54 and the 200 m race with a time of 21.46, which became new World Deaf Championships records. He also won the bronze medal in the long jump with a time of 7.00.[3][4]
In 2022, he competed at the 2021 Summer Deaflympics in Caxias do Sul, Brazil, where he won the gold medal in the men's long jump with a personal best of 7.43. Visnap's result was the second highest ever at the Deaflympics; only Dean Barton-Smith of New Zealand (7.63 in Christchurch, 1989) has jumped further.[5] He also won the bronze medal in the long jump.[6]
In 2023, Visnap won the gold medal at the Estonian Athletics Championships with a time of 7.42, and was third in the 100 m race with a time of 10.85.[7][8]
In November 2025, Visnap competed at the Summer Deaflympics and won the gold medal in the 100 m, 200 m and long jump events.[9][10]