Monitoring Network
We monitor your websites and servers from a network of 54 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, USA | 216.176.179.82 |
| 2 | Bend, Oregon, USA | 94.158.244.7 |
| 3 | Fremont, California, USA | 142.147.94.149 |
| 4 | Los Angeles 1, California, USA | 67.215.229.210 |
| 5 | Los Angeles 2, California, USA | 23.250.125.122 |
| 6 | Los Angeles 3, California, USA | 104.149.17.154 |
| 7 | Phoenix, Arizona, USA | 209.188.15.100 |
| 8 | Dallas 1, Texas, USA | 74.117.132.254 |
| 9 | Dallas 2, Texas, USA | 104.217.251.178 |
| 10 | Dallas 3, Texas, USA | 208.87.30.130 |
| 11 | Chicago, Illinois, USA | 68.235.39.99 |
| 12 | Lansing, Michigan, USA | 67.225.218.51 |
| 13 | Buffalo, New York, USA | 23.236.155.2 |
| 14 | Secaucus, New Jersey, USA | 91.212.38.99 |
| 15 | Orlando, Florida, USA | 66.35.77.34 |
| 16 | Montreal 1, Quebec, Canada | 199.16.128.31 |
| 17 | Montreal 2, Quebec, Canada | 173.209.42.57 |
| Europe | ||
| 18 | Coventry, UK | 78.157.209.245 |
| 19 | Maidenhead, UK | 91.206.183.42 |
| 20 | Reading, UK | 185.43.77.53 |
| 21 | Paris, France | 146.88.233.119 |
| 22 | Amsterdam, Netherlands | 95.211.10.34 |
| 23 | Dronten, Netherlands | 185.10.57.32 |
| 24 | Rotterdam, Netherlands | 213.163.72.163 |
| 25 | The Hague, Netherlands | 185.126.34.199 |
| 26 | Frankfurt, Germany | 147.78.179.101 |
| 27 | Zurich, Switzerland | 79.142.69.17 |
| 28 | Milan, Italy | 5.144.160.79 |
| 29 | Rome, Italy | 80.241.140.90 |
| 30 | Vienna, Austria | 77.244.250.227 |
| 31 | Stockholm, Sweden | 31.3.155.130 |
| 32 | Warsaw, Poland | 146.59.10.156 |
| 33 | Siauliai, Lithuania | 213.252.244.174 |
| 34 | Iasi, Romania | 185.225.17.93 |
| 35 | Chisinau, Moldova | 185.163.45.98 |
| 36 | Sofia, Bulgaria | 79.142.70.105 |
| Asia/Pacific | ||
| 37 | Tehran, Iran | 185.173.105.141 |
| 38 | Jaipur, India | 103.10.234.171 |
| 39 | Tokyo, Japan | 103.121.209.224 |
| 40 | Osaka, Japan | 103.88.45.14 |
| 41 | Taipei, Taiwan ROC | 51.79.144.119 |
| 42 | Hong Kong SAR 1, China | 103.109.100.141 |
| 43 | Hong Kong SAR 2, China | 180.235.132.75 |
| 44 | Hong Kong SAR 3, China | 45.125.1.28 |
| 45 | Bangkok, Thailand | 43.230.27.40 |
| 46 | Singapore 1 | 202.150.208.170 |
| 47 | Singapore 2 | 103.16.19.40 |
| 48 | Brisbane, Australia | 223.252.37.233 |
| 49 | Sydney, Australia | 103.57.166.243 |
| 50 | Auckland, New Zealand | 103.6.29.97 |
| 51 | Christchurch, New Zealand | 202.174.114.86 |
| Others | ||
| 52 | Sao Paulo, Brazil | 209.14.0.178 |
| 53 | Buenos Aires, Argentina | 190.106.128.138 |
| 54 | Johannesburg, South Africa | 102.130.50.101 |