Which IP addresses does Googlebot use when crawling?

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The following IP ranges are used by Googlebot while it crawls the Internet:

64.18.0.0/2064.18.0.0 - 64.18.15.255
64.233.160.0/1964.233.160.0 - 64.233.191.255
66.102.0.0/2066.102.0.0 - 66.102.15.255
66.249.80.0/2066.249.80.0 - 66.249.95.255
72.14.192.0/1872.14.192.0 - 72.14.255.255
74.125.0.0/1674.125.0.0 - 74.125.255.255
108.177.8.0/21108.177.8.0 - 108.177.15.255
172.217.0.0/19172.217.0.0 - 172.217.31.255
173.194.0.0/16173.194.0.0 - 173.194.255.255
207.126.144.0/20207.126.144.0 - 207.126.159.255
209.85.128.0/17209.85.128.0 - 209.85.255.255
216.58.192.0/19216.58.192.0 - 216.58.223.255
216.239.32.0/19216.239.32.0 - 216.239.63.255
2001:4860:4000::/362001:4860:4000:0:0:0:0:0 - 2001:4860:4fff:ffff:ffff:ffff:ffff:ffff
2404:6800:4000::/362404:6800:4000:0:0:0:0:0 - 2404:6800:4fff:ffff:ffff:ffff:ffff:ffff
2607:f8b0:4000::/362607:f8b0:4000:0:0:0:0:0 - 2607:f8b0:4fff:ffff:ffff:ffff:ffff:ffff
2800:3f0:4000::/362800:3f0:4000:0:0:0:0:0 - 2800:3f0:4fff:ffff:ffff:ffff:ffff:ffff
2a00:1450:4000::/362a00:1450:4000:0:0:0:0:0 - 2a00:1450:4fff:ffff:ffff:ffff:ffff:ffff
2c0f:fb50:4000::/362c0f:fb50:4000:0:0:0:0:0 - 2c0f:fb50:4fff:ffff:ffff:ffff:ffff:ffff

(I can’t guarantee that all these IP’s are in active use by Googlebot, but I do know they are all registered to Google currently.

Do you know of any others? Let me know 🙂

User agent

Curious about the user agents used by Google? Find them here.

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