Probe Server IP Address Changes – [NV, AZ, BR, UK]

The following probe servers will be changing IP addresses on 2015/09/01:
Las Vegas, Nevada (NV) will change from 64.235.39.44 to 199.241.137.152 (we continue to struggle to find a stable host in NV)
Phoenix, Arizona (AZ) will change from 198.20.67.72 to 162.253.177.250
São Paulo, Brazil (BR) will change from 177.67.81.184 to 131.72.55.152
Bristol, England (UK) will change from 37.9.59.21 to 146.185.21.51 (London)

Please adjust your firewalls appropriately so your checks do not fail because of the probe IP address changes.

An always current and updated list of all the IP addresses for our probe servers can be found in the FAQ

[UPDATE – 2015-09-01 12:20GMT-6] – IP changes complete.