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What IP addresses do the servers of Patchstack use to whitelist?

Below is a list of most of our IP addresses that we currently use. Sometimes you need to whitelist these IP addresses in order avoid that your hosting provider or (secondary) firewall blocks our services.

Note that we may add and remove IP addresses at any time without notice.

18.221.197.243
52.15.237.250
3.19.3.34
3.18.238.17
13.58.49.77
18.222.191.77
3.131.108.250 (as of September 2020)
3.23.157.140 (as of December 2020)
3.140.84.221 (as of March 2021)

CIDR Notation
18.221.197.243/32
52.15.237.250/32
18.220.89.14/32
3.18.238.17/32
13.58.49.77/32
18.222.191.77/32
3.131.108.250/32
3.23.157.140/32
3.140.84.221/32

IPTables Rules
iptables -A INPUT -s 18.221.197.243 -j ACCEPT
iptables -A OUTPUT -d 18.221.197.243 -j ACCEPT
iptables -A INPUT -s 52.15.237.250 -j ACCEPT
iptables -A OUTPUT -d 52.15.237.250 -j ACCEPT
iptables -A INPUT -s 3.19.3.34 -j ACCEPT
iptables -A OUTPUT -d 3.19.3.34 -j ACCEPT
iptables -A INPUT -s 3.18.238.17 -j ACCEPT
iptables -A OUTPUT -d 3.18.238.17 -j ACCEPT
iptables -A INPUT -s 13.58.49.77 -j ACCEPT
iptables -A OUTPUT -d 13.58.49.77 -j ACCEPT
iptables -A INPUT -s 18.222.191.77 -j ACCEPT
iptables -A OUTPUT -d 18.222.191.77 -j ACCEPT
iptables -A INPUT -s 3.131.108.250 -j ACCEPT
iptables -A OUTPUT -d 3.131.108.250 -j ACCEPT
iptables -A INPUT -s 3.23.157.140 -j ACCEPT
iptables -A OUTPUT -d 3.23.157.140 -j ACCEPT
iptables -A INPUT -s 3.140.84.221 -j ACCEPT
iptables -A OUTPUT -d 3.140.84.221 -j ACCEPT