Telegram

Telegram publishes a plain-text CIDR list covering Bot API and related infrastructure addresses for firewall and webhook allowlisting.

Autonomous systems

AS59930 AS62014 AS62041

Telegram Bot API CIDR ranges

Official feed

Official IPv4 and IPv6 prefixes used by Telegram’s Bot API and related services.

https://core.telegram.org/resources/cidr.txt

Documentation

Telegram Bot API