| China Masters | 2019/03/13 10:00 | Mustofa, Ihsan Maulana v Xiaodong Sheng | W | 2-0 |
| Masters de Thaïlande | 2019/01/09 04:00 | June Wei Cheam v Mustofa, Ihsan Maulana | L | 2-1 |
| Giraldilla Int. XD | 2018/11/30 05:40 | Son, Wan Ho v Mustofa, Ihsan Maulana | L | 2-1 |
| Giraldilla Int. XD | 2018/11/29 05:50 | Lee, Dong Keun v Mustofa, Ihsan Maulana | W | 0-2 |
| Giraldilla Int. XD | 2018/11/28 03:40 | Chen, Shiau Cheng v Mustofa, Ihsan Maulana | W | 0-2 |
| Indonesia Masters XD | 2018/11/14 14:15 | Kanta Tsuneyama v Mustofa, Ihsan Maulana | L | 2-1 |
| Giraldilla Int. XD | 2018/10/03 02:40 | Mustofa, Ihsan Maulana v Yin Chak Chan | L | 1-2 |
| Indonesia Masters XD | 2018/09/26 06:20 | Mustofa, Ihsan Maulana v Tien Chen Chou | L | 0-2 |
| China Masters | 2019/03/13 10:40 | Hsueh, H. Y. v Zulkarnain, I. | W | 1-2 |
| China Masters | 2019/03/12 11:20 | Zulkarnain, I. v Liang Liu | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/26 13:00 | Messerschmidt, Rasmus v Zulkarnain, I. | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/26 09:40 | Zulkarnain, I. v Ho-Shue, Jason Anthony | W | 2-1 |
| Masters d'Espagne | 2019/02/20 16:40 | Zulkarnain, I. v Malkov, Vladimir | L | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/01/22 07:00 | Shesar Hiren Rhustavito v Zulkarnain, I. | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/01/22 03:00 | Zulkarnain, I. v Belawa, Syabda Perkasa | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/01/15 09:00 | Saensomboonsuk, Tanongsak v Zulkarnain, I. | L | 2-1 |