Monitoring Network

We monitor your websites and servers from a network of 27 worldwide monitoring stations. This helps to reduce and eliminate false alarms.

Global Monitoring Locations

Below are information of our monitoring stations, they are subject to change without prior notice. If you use this information for setting up your firewall, please subscribe to the "Changes of monitoring network" mailing (login to your account, go to Account -> Account Settings) so that we can notify you whenever there is a change in our IP addresses.

You may also subscribe to our XML feed.

No. Monitoring Station IP Address
North America
1 Seattle, Washington, USASeattle, Washington, USA
2 Los Angeles 1, California, USALos Angeles 1, California, USA
3 Los Angeles 2, California, USALos Angeles 2, California, USA
4 Los Angeles 3, California, USALos Angeles 3, California, USA
5 Phoenix, Arizona, USAPhoenix, Arizona, USA
6 Dallas 1, Texas, USADallas 1, Texas, USA
7 Dallas 2, Texas, USADallas 2, Texas, USA
8 Chicago, Illinois, USAChicago, Illinois, USA
9 Lansing, Michigan, USALansing, Michigan, USA
10 Buffalo, New York, USABuffalo, New York, USA
11 Secaucus, New Jersey, USASecaucus, New Jersey, USA
12 Orlando, Florida, USAOrlando, Florida, USA
13 Coventry, UKCoventry, UK
14 Maidenhead, UKMaidenhead, UK
15 Amsterdam, NetherlandsAmsterdam, Netherlands
16 Dronten, NetherlandsDronten, Netherlands
17 Rotterdam, NetherlandsRotterdam, Netherlands
18 Frankfurt, GermanyFrankfurt, Germany
19 Milan, ItalyMilan, Italy
20 Stockholm, SwedenStockholm, Sweden
21 Tehran, IranTehran, Iran
22 Jaipur, IndiaJaipur, India
23 SingaporeSingapore
24 Brisbane, AustraliaBrisbane, Australia
25 Sydney, AustraliaSydney, Australia
26 Auckland, New ZealandAuckland, New Zealand
27 Christchurch, New ZealandChristchurch, New Zealand