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AS44788Criteo Technology SAS

FranceRegistryRIPE NCC

As of 28th September 2026, AS44788 (Criteo Technology SAS), a network registered in France with RIPE NCC, originates 6 IPv4 prefixes covering 1.5k addresses and 14 IPv6 prefixes. By IPv4 address space that makes it the 31,112th-largest of the 79,544 networks we see originating IPv4, and the 506th-largest of 1,366 in France. It is seen behind 29 upstream networks, most often AS174 (Cogent Communications, LLC) and AS6461 (Zayo Bandwidth). Every one of its announcements has a valid RPKI ROA, and none are RPKI-invalid. 90% of its routes reach at least 90% of full-feed peers, and 2 prefixes are also originated by another network.

At a glance

IPv4 prefixes

6

IPv6 prefixes

14

IPv4 addresses

1.5k

IPv6 /64s

918k

Upstream graph

The networks AS44788 is seen behind, one and two hops out, drawn from real AS paths.

Networks observed one and two hops upstream of AS44788 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

153

adjacent networks

Upstreams
2919%
Peers
12481%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Prefixes

The largest blocks AS44788 originates, widest first.

Largest prefixes originated by AS44788
PrefixAddressesVisibility
91.199.242.0/2425638/82
91.212.98.0/2425638/82
178.250.1.0/2425681/82
178.250.7.0/2425681/82
185.235.84.0/2425681/82
185.235.85.0/2425681/82
2001:978:1d05::/4865.5k × /6460/65
2001:978:1d06::/4865.5k × /6460/65
2001:978:3c0d::/4865.5k × /6460/65
2001:978:3c0e::/4865.5k × /6460/65

Routing health

How AS44788's own announcements validate against RPKI and how far they propagate. The same measures for the whole routing table are on the routing table in numbers.

RPKI origin validation

  • Valid100.0%20
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more90.0%18
  • Partially propagated40% to 90%10.0%2
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 6 prefixes

IPv6 — 14 prefixes

  • /4865.5k × /64100.0%14

Recent changes

Announcements that started or stopped since 29th Aug 2026.

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.