ISP check 17 mei 2021 Technologie Productsnelheid (Mbps) VDSL 44 Mbps / 5 Mbps VDSL 22 Mbps / 3 Mbps ADSL 14 Mbps / 0,992 Mbps ADSL 14 Mbps / 0,97 Mbps, ADSL VDSL 22 Mbps / 2 Mbps, VVDSL Post navigation ISP checkISP check