ISP check 2 mei 2021 Technologie Productsnelheid (Mbps) VDSL 21 Mbps / 5 Mbps VDSL 12 Mbps / 2 Mbps ADSL 12 Mbps / 1 Mbps ADSL 12 Mbps / 1 Mbps, ADSL Glasvezel 1.000 Mbps / 1.000 Mbps, Glasvezel Post navigation ISP checkISP check