Link Speeds

Testing download speeds

To test Leaseweb's network performance:

  • You can download the test files below from the following locations.
  • You can use the iperf3 tool that has the function to perform network throughput tests.
LocationServerFilename
NLAMS-01
speedtest.ams1.nl.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
AMS-02
speedtest.ams2.nl.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
DEFRA-01
speedtest.fra1.de.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
UKLON-01
speedtest.lon1.uk.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
LON-12
speedtest.lon12.uk.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
USLAX-12
speedtest.lax12.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

WDC-02

speedtest.wdc2.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

SFO-12

speedtest.sfo12.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

SEA-11

speedtest.sea11.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

MIA-11

speedtest.mia11.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

PHX-01

speedtest.phx1.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

DAL-13

speedtest.dal13.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

NYC-01

speedtest.nyc1.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

CHI-11

speedtest.chi11.us.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
APAC

SIN-01

speedtest.sin1.sg.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

SYD-12

speedtest.syd12.au.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

HGK-12

speedtest.hkg12.hk.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin

TYO-11

speedtest.tyo11.jp.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin
CA

MTL-02

speedtest.mtl2.ca.leaseweb.net
10mb.bin100mb.bin1000mb.bin10000mb.bin


Data center naming convention is explained here: http://www.leaseweb.com/en/about-us/data-centers

These servers are iperf3 compatible from port 5201-5210.
Each port can only have 1 connection at the time, therefore if the port is busy please try another one or wait a bit and try again.

The results can vary depending on the current network load on the Speedtest servers, which means the amount of iperf3 tests running at the same time period and the amount of Speedtest file downloads.

Quick guide on how to do default tests:

  • Install iperf3 and run the following command:

Example on how to do a iperf3 default test
$ iperf3 -c speedtest.ams1.nl.leaseweb.net -p 5201 -6

Connecting to host speedtest.ams1.nl.leaseweb.net, port 5201
[  5] local 2001:1af8:8110:a011::77 port 35534 connected to 2001:1af8:5300:a018::77 port 5201
[ ID] Interval           Transfer     Bitrate         Retr  Cwnd
[  5]   0.00-1.00   sec  1.08 GBytes  9.27 Gbits/sec    5   32.0 MBytes
[  5]   1.00-2.00   sec  1.07 GBytes  9.16 Gbits/sec    0   32.0 MBytes
[  5]   2.00-3.00   sec  1.07 GBytes  9.20 Gbits/sec    0   32.0 MBytes
[  5]   3.00-4.00   sec  1.07 GBytes  9.21 Gbits/sec    0   32.0 MBytes
[  5]   4.00-5.00   sec  1.08 GBytes  9.26 Gbits/sec    0   32.0 MBytes
[  5]   5.00-6.00   sec  1.07 GBytes  9.19 Gbits/sec    0   32.0 MBytes
[  5]   6.00-7.00   sec  1.08 GBytes  9.27 Gbits/sec    0   32.0 MBytes
[  5]   7.00-8.00   sec  1.07 GBytes  9.23 Gbits/sec    0   32.0 MBytes
[  5]   8.00-9.00   sec  1.07 GBytes  9.23 Gbits/sec    0   32.0 MBytes
[  5]   9.00-10.00  sec  1.08 GBytes  9.27 Gbits/sec    0   32.0 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval           Transfer     Bitrate         Retr
[  5]   0.00-10.00  sec  10.7 GBytes  9.23 Gbits/sec    5             sender
[  5]   0.00-10.04  sec  10.7 GBytes  9.17 Gbits/sec                  receiver

iperf Done.
Explanation of the command
-c, --client
              run in client mode, connecting  to  the  specified  server

-p, --port
              set server port to listen on/connect to the specified port number (default 5201)

-4, --version4
              only use IPv4

-6, --version6
              only use IPv6

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