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AS266166GLOBALNET SERVICOS E INFORMATICA LTDA-ME

BrazilRegistryLACNIC

As of 23rd October 2026, AS266166 (GLOBALNET SERVICOS E INFORMATICA LTDA-ME), a network registered in Brazil with LACNIC, originates 7 IPv4 prefixes covering 3.1k addresses and 10 IPv6 prefixes. By IPv4 address space that makes it the 20,146th-largest of the 79,666 networks we see originating IPv4, and the 1,788th-largest of 7,987 in Brazil. It is seen behind 9 upstream networks, most often AS6057 (Administracion Nacional de…) and AS6939 (Hurricane Electric LLC), and in front of 11 downstream networks. Every one of its announcements has a valid RPKI ROA, and none are RPKI-invalid. 12% of its routes reach at least 90% of full-feed peers.

At a glance

IPv4 prefixes

7

IPv6 prefixes

10

IPv4 addresses

3.1k

IPv6 /64s

12.9B

Upstream graph

The networks AS266166 is seen behind, one and two hops out, drawn from real AS paths.

Networks observed one and two hops upstream of AS266166 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

82

adjacent networks

Upstreams
911%
Peers
6276%
Downstreams
1113%

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

Prefixes

The largest blocks AS266166 originates, widest first.

Largest prefixes originated by AS266166
PrefixAddressesVisibility
72.44.20.0/221k77/77
72.44.20.0/2351221/77
72.44.22.0/2351221/77
72.44.20.0/2425621/77
72.44.21.0/2425621/77
72.44.22.0/2425621/77
72.44.23.0/2425627/77
2804:3bb4::/324.3B × /6462/64
2804:3bb4::/332.1B × /6429/64
2804:3bb4:8000::/332.1B × /6429/64

Routing health

How AS266166'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%17
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more11.8%2
  • Partially propagated40% to 90%52.9%9
  • Seen by few peersUnder 40%35.3%6

Prefix sizes

IPv6 — 10 prefixes

  • /324.3B × /6410.0%1
  • /332.1B × /6420.0%2
  • /341.1B × /6440.0%4
  • /424.2M × /6430.0%3

Recent changes

Announcements that started or stopped since 23rd Sept 2026.

No announcement by AS266166 started or stopped in this period.

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