Oracle Cloud Infrastructure uses 11 prefixes for sa-bogota-1.
Short answer
Oracle Cloud Infrastructure lists these prefixes under “sa-bogota-1”. Oracle Cloud Infrastructure publishes its public ranges per region in public_ip_ranges.json, with tags such as OCI and OSN (Oracle Services Network).
Prefixes
What changed
- 29 Oct 2026
+ 129.38.64.0/18
Allowlist formats
nginx (first 5 prefixes)
allow 129.38.64.0/18; allow 149.130.160.0/19; allow 157.137.192.0/19; allow 157.137.224.0/20; allow 157.137.254.0/24; deny all;
iptables (first 5 prefixes)
iptables -A INPUT -s 129.38.64.0/18 -j ACCEPT iptables -A INPUT -s 149.130.160.0/19 -j ACCEPT iptables -A INPUT -s 157.137.192.0/19 -j ACCEPT iptables -A INPUT -s 157.137.224.0/20 -j ACCEPT iptables -A INPUT -s 157.137.254.0/24 -j ACCEPT
Generate the full list from the CSV, and refresh it on a schedule: providers add and retire prefixes often.