| Uitslagen van externe ronde 1 | 17-09-2017 |
| 1 | Bob | Beeke | Z | 0-1 | 2585 |
| 2 | Eelco de | Vries | W | 0-1 | 2536 |
| 3 | Otto | Wilgenhof | Z | 0-1 | 2383 |
| 4 | Tom | Bus | W | 0-1 | 2466 |
| 5 | Pieter | Verhoef | Z | 0-1 | 2426 |
| 6 | Bent | Schleipfenbauer | W | 0-1 | 2238 |
| 7 | Wouter van | Rijn | Z | ˝-˝ | 2164 |
| 8 | Peter | Boel | W | 0-1 | 2217 |
| 9 | Dirk | Hoogland | Z | 0-1 | 2185 |
| 10 | Jan | Knuiman | W | ˝-˝ | 2015 |
| 1 | Frank | Schleipfenbauer | Z | ˝-˝ | 2189 |
| 2 | Sander | Berkhout | W | ˝-˝ | 1982 |
| 3 | Theo | Jurrius | Z | 1-0 | 1980 |
| 4 | Sjoerd van | Roosmalen | W | ˝-˝ | 1974 |
| 5 | Richard van der | Wel | Z | 1-0 | 1945 |
| 6 | Fred | Reulink | W | 0-1 | 1927 |
| 7 | Mick Van | Randtwijk | Z | 1-0 | 1870 |
| 8 | Daan | Holtackers | W | 0-1 | 1853 |
| 1 | Jan van de | Linde | Z | 0-1 | 1966 |
| 2 | Koen | Maassen van den Brink | W | 0-1 | 2034 |
| 3 | Johan | Wolbers | Z | 1-0 | 1877 |
| 4 | Wouter | Abrahamse | W | 0-1 | 1847 |
| 5 | Remco | Gerlich | Z | ˝-˝ | 1833 |
| 6 | Quirine | Naber | W | 0-1 | 1839 |
| 7 | Barth | Plomp | Z | ˝-˝ | 1802 |
| 8 | Gerben | Hendriks | W | ˝-˝ | 1892 |
| 1 | Ruud | Verhoef | Z | 0-1 | 2061 |
| 2 | Ruud | Wille | W | ˝-˝ | 1943 |
| 3 | Ivo van der | Gouw | Z | 0-1 | 1929 |
| 4 | Gerben | Hendriks | W | ˝-˝ | 1729 |
| 5 | Désiré | Fassaert | Z | ˝-˝ | 1860 |
| 6 | Paul de | Freytas | W | ˝-˝ | 1880 |
| 7 | Esther | Wolbers | Z | 0-1 | 1769 |
| 8 | Steven | Braun | W | 1-0 | 1806 |