User-triggered agent

Google-Agent IP ranges

Also covers agent.bot.goog

Google-Agent IPv4 and IPv6 ranges published for user-triggered agent traffic, with freshness and address counts.

Range summary

Unique IPv4 prefixes
12
Unique IPv6 prefixes
8
Total IPv4 addresses
70,016
Total IPv6 addresses
128

IP prefixes

Showing 100 prefixes per page with all applicable range bases.

CIDR Addresses First address Last address Range basis
74.125.232.0/28 16 74.125.232.0 74.125.232.15 Operator-published
74.125.232.16/28 16 74.125.232.16 74.125.232.31 Operator-published
74.125.232.32/28 16 74.125.232.32 74.125.232.47 Operator-published
74.125.232.48/28 16 74.125.232.48 74.125.232.63 Operator-published
74.125.232.64/28 16 74.125.232.64 74.125.232.79 Operator-published
74.125.232.80/28 16 74.125.232.80 74.125.232.95 Operator-published
74.125.232.96/28 16 74.125.232.96 74.125.232.111 Operator-published
74.125.232.112/28 16 74.125.232.112 74.125.232.127 Operator-published
136.121.16.0/24 256 136.121.16.0 136.121.16.255 Operator-published
136.121.24.0/21 2,048 136.121.24.0 136.121.31.255 Operator-published
136.121.40.0/21 2,048 136.121.40.0 136.121.47.255 Operator-published
136.122.0.0/16 65,536 136.122.0.0 136.122.255.255 Operator-published

Range basis and freshness

Operator-published entries come from the bot operator's current range publication. A range may cover several named agents, so use the listed aliases to select the matching range family.

Range basis Prefixes Updated
Operator-published 20