I am confused with different results of different tools
here is what speed-test.net tells
London, UK 87.48 ms 0.0% 404.94 Mbps 931.82 Mbps M247 Ltd - London
Manchester, UK 114.50 ms N/A 58.52 Mbps 553.54 Mbps Vodafone UK - Manchester
Dublin, IE 98.51 ms 0.0% 2486.52 Mbps 808.76 Mbps Three Ireland - Dublin
Amsterdam, NL 80.01 ms 0.0% 342.86 Mbps 967.25 Mbps Melbicom - Amsterdam
Eygelshoen, NL 88.88 ms 0.0% 698.33 Mbps 361.62 Mbps SkyLink Data Center BV - Eygelshoven
Paris, FR 82.78 ms 0.0% 2680.65 Mbps 919.69 Mbps ORANGE - Paris
Marseille, FR 93.89 ms 0.0% 2511.28 Mbps 785.73 Mbps GSL Networks - Marseille
Madrid, ES 101.33 ms 0.0% 2425.24 Mbps 825.04 Mbps Orange - Jazztel - Madrid
Barcelona, ES 121.26 ms 0.0% 652.15 Mbps 816.51 Mbps Adamo - Barcelona
Lisbon, PT 113.32 ms 0.0% 665.18 Mbps 725.60 Mbps Edgoo Networks - Lisbon
here is the result of nuttcp
nuttcp -4 -N 10 -i 1 -T10 IP-of-SERVER
0.1875 MB / 1.00 sec = 1.5728 Mbps
0.6250 MB / 1.00 sec = 5.2429 Mbps
0.3750 MB / 1.00 sec = 3.1455 Mbps
0.6250 MB / 1.00 sec = 5.2427 Mbps
0.6250 MB / 1.00 sec = 5.2433 Mbps
0.2500 MB / 1.00 sec = 2.0972 Mbps
0.6250 MB / 1.00 sec = 5.2429 Mbps
0.6250 MB / 1.00 sec = 5.2429 Mbps
0.6250 MB / 1.00 sec = 5.2428 Mbps
0.0000 MB / 1.00 sec = 0.0000 Mbps
0.6250 MB / 1.00 sec = 5.2429 Mbps
0.0000 MB / 1.00 sec = 0.0000 Mbps
0.6250 MB / 1.00 sec = 5.2431 Mbps
0.0000 MB / 1.00 sec = 0.0000 Mbps
0.6250 MB / 1.00 sec = 5.2430 Mbps
0.0000 MB / 1.00 sec = 0.0000 Mbps
7.0724 MB / 16.47 sec = 3.6031 Mbps 0 %TX 0 %RX 88.38 msRTT
here is the iperf3 output
iperf3 --client IP-of-SERVER --time 10 --parallel 1
[ 5] 0.00-1.00 sec 1.34 MBytes 11.2 Mbits/sec 77 124 KBytes
[ 5] 1.00-2.00 sec 445 KBytes 3.65 Mbits/sec 120 93.3 KBytes
[ 5] 2.00-3.00 sec 0.00 Bytes 0.00 bits/sec 96 90.5 KBytes
[ 5] 3.00-4.00 sec 445 KBytes 3.65 Mbits/sec 96 90.5 KBytes
[ 5] 4.00-5.00 sec 0.00 Bytes 0.00 bits/sec 99 90.5 KBytes
[ 5] 5.00-6.00 sec 445 KBytes 3.65 Mbits/sec 90 79.2 KBytes
[ 5] 6.00-7.00 sec 445 KBytes 3.65 Mbits/sec 79 48.1 KBytes
[ 5] 7.00-8.00 sec 0.00 Bytes 0.00 bits/sec 55 62.2 KBytes
[ 5] 8.00-9.00 sec 445 KBytes 3.65 Mbits/sec 57 62.2 KBytes
[ 5] 9.00-10.00 sec 0.00 Bytes 0.00 bits/sec 58 62.2 KBytes
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 3.51 MBytes 2.94 Mbits/sec 827 sender
[ 5] 0.00-10.71 sec 2.79 MBytes 2.19 Mbits/sec receiver
The host provider uses speed-net cli and tells their speed is fine and hos no issue
And the clients tell they are suffering low speed
who should I believe ?
