206208 looking glass

AS262587 CST - Cerentini Soluções em Tecnologia 🇧🇷 BR

CST - Cerentini Soluções em Tecnologia. Announcing 16 prefixes, seen at the RIS collectors.

IPv4 prefixes
13
10,240 (40 × /24)
IPv6 prefixes
3
2 × /32
Upstreams
3
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
2
transit customers observed
Customer cone
3
ASes reachable through it

Registry and operator data

AS number
AS262587
Name
CST - Cerentini Soluções em Tecnologia
Organisation
Cerentini Soluções em Tecnologia
Country
🇧🇷 BR
RIR
LACNIC
Allocated
2011-09-16
Network type
Cable/DSL/ISP
Traffic levels
20-50Gbps
Scope
Regional
Peering policy
Open
IRR as-set
TC::AS262587:AS-CST
Website
http://www.cst.net.br
PeeringDB
net/16438
Exchanges
3

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 16 no ROA (100.0%)

Announced prefixes

16 in total

Prefix RPKI Peers Sample path First seen
45.238.136.0/22 v4 no ROA 44 3454928283262587 2026-09-18
45.238.136.0/23 v4 no ROA 44 3454928283262587 2026-09-18
45.238.138.0/23 v4 no ROA 44 3454928283262587 2026-09-18
143.255.184.0/22 v4 no ROA 44 3454928283262587 2026-09-18
143.255.184.0/23 v4 no ROA 44 3454928283262587 2026-09-18
143.255.186.0/23 v4 no ROA 44 3454928283262587 2026-09-18
177.84.144.0/21 v4 no ROA 44 3454928283262587 2026-09-18
177.84.144.0/22 v4 no ROA 44 3454928283262587 2026-09-18
177.84.144.0/23 v4 no ROA 44 3454928283262587 2026-09-18
177.84.146.0/23 v4 no ROA 44 3454928283262587 2026-09-18
177.84.148.0/22 v4 no ROA 44 3454928283262587 2026-09-18
177.84.148.0/23 v4 no ROA 44 3454928283262587 2026-09-18
177.84.150.0/23 v4 no ROA 44 3454928283262587 2026-09-18
2804:2b60::/32 v6 no ROA 35 3454928283262587 2026-09-18
2804:2b60::/33 v6 no ROA 35 38001900213786262587 2026-09-18
2804:2b60:8000::/33 v6 no ROA 35 38001900213786262587 2026-09-18