Criteo Crawler

Criteo publishes crawler IP ranges (IPv4 and IPv6) and ASNs on its crawler transparency page. Prefer that live page as source of truth — ranges can change.

Autonomous systems

AS44788 AS19750 AS55569

Criteo crawler

Documentation

Official prefixes from Criteo’s crawler transparency page (IPv4 + IPv6).

https://www.criteo.com/criteo-crawler/

Published prefixes

74.119.116.0/22
91.199.242.0/24
91.212.98.0/24
116.213.20.0/22
177.73.128.0/21
178.250.0.0/21
182.161.72.0/22
185.235.84.0/22
199.204.168.0/22
2a02:2638::/32
2406:2600::/32
2620:100:a000::/44