As a Managed Services customer, you may need to add or modify your firewall rules to allow access from our infrastructure. By following this process and configuring SSH access for Managed Services , you let our Support team log in to your system and troubleshoot issues. Our infrastructure can also perform the checks configured on your monitors. The exact procedure varies based on the firewall software you're using.
Check out these guides for help configuring firewalls:
Allow the following hostnames and IP addresses so that our incident response team can access your server.
blackbox1-dallas.linode.com 50.116.31.27
blackbox1-newark.linode.com 66.175.214.213
Allow the following hostnames and IP addresses so that our infrastructure can perform the checks configured on your monitors:
Compute region Command Atlanta
monitor1-atlanta.linode.com 2600:3c02::f03c:91ff:feae:8540 66.228.57.137
monitor2-atlanta.linode.com 2600:3c02::f03c:91ff:feae:69d5 50.116.38.168
Dallas
monitor1-dallas.linode.com 2600:3c00::f03c:91ff:feae:8351 50.116.25.212
monitor2-dallas.linode.com 2600:3c00::f03c:91ff:feae:47d9 198.58.98.236
Frankfurt
monitor1-frankfurt.linode.com 2a01:7e01::f03c:91ff:fe26:e120 139.162.128.25
monitor2-frankfurt.linode.com 2a01:7e01::f03c:91ff:fe26:8a6a 139.162.128.26
Fremont
monitor1-fremont.linode.com 2600:3c01::f03c:91ff:feae:85e2 50.116.11.198
monitor2-fremont.linode.com 2600:3c01::f03c:91ff:feae:47d3 66.175.221.50
London
monitor1-london.linode.com 2a01:7e00::f03c:91ff:feae:6965 176.58.113.114
monitor2-london.linode.com 2a01:7e00::f03c:91ff:feae:6924 178.79.189.96
Mumbai
monitor1-mum1.linode.com 2400:8904::f03c:91ff:fe5d:25b5 172.105.41.4
monitor2-mum1.linode.com 2400:8904::f03c:91ff:fe5d:2595 172.105.42.4
Newark
monitor1-newark.linode.com 2600:3c03::f03c:91ff:feae:832c 198.74.56.5
monitor2-newark.linode.com 2600:3c03::f03c:91ff:feae:4766 198.74.59.104
Singapore
monitor1-singapore.linode.com 2400:8901::f03c:91ff:fe33:54f2 103.3.60.25
monitor2-singapore.linode.com 2400:8901::f03c:91ff:fe33:5401 103.3.60.26
Sydney
monitor1-syd1.linode.com 2400:8907::f03c:92ff:fe67:b794 172.105.176.9
monitor2-syd1.linode.com 2400:8907::f03c:92ff:fe67:b74f 172.105.162.10
Tokyo
monitor1-shg1.linode.com 2400:8902::f03c:91ff:fe2c:ff57 139.162.65.25
monitor2-shg1.linode.com 2400:8902::f03c:91ff:fe2c:6eda 139.162.65.26
Toronto
monitor1-tor1.linode.com 2600:3c04::f03c:91ff:fe82:1151 172.105.0.13
monitor2-tor1.linode.com 2600:3c04::f03c:91ff:fe82:de74 172.105.14.4
