BS2 Sistemas para Internet Ltda.

Data as of 2026-09-20
BGP inherited
This organisation
Netblocks35 · 2,051 IPv4 addresses
IPv6 5 prefixes (largest 2804:528:8000::/33)
Record ID241922821
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 4 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (35)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.184.146.236/32 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
45.184.146.237/32 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
138.118.128.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
138.118.128.0/22 UNKNOWN LACNIC allocated ● high
138.118.128.0/23 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
138.118.128.8/29 UNKNOWN LACNIC reassigned ● high
138.118.129.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
138.118.130.0/23 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
138.118.130.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
138.118.131.0/24 UNKNOWN LACNIC reassigned ● high
177.66.160.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.160.0/23 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.160.0/22 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.160.80/28 UNKNOWN LACNIC reassigned ● high
177.66.160.112/29 UNKNOWN LACNIC reallocated ● high
177.66.160.120/29 UNKNOWN LACNIC reallocated ● high
177.66.160.128/29 UNKNOWN LACNIC reallocated ● high
177.66.160.136/29 UNKNOWN LACNIC reallocated ● high
177.66.160.152/29 UNKNOWN LACNIC reallocated ● high
177.66.160.176/29 UNKNOWN LACNIC reassigned ● high
177.66.161.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.161.192/26 UNKNOWN LACNIC reallocated ● high
177.66.162.0/23 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.162.0/24 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
177.66.162.88/29 UNKNOWN LACNIC reallocated ● high
177.66.162.96/28 UNKNOWN LACNIC reassigned ● high
177.66.162.112/28 UNKNOWN LACNIC reassigned ● high
177.66.162.192/26 UNKNOWN LACNIC reassigned ● high
177.66.163.0/24 UNKNOWN LACNIC reassigned ● high
187.16.201.13/32 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
2001:12f8:0:4::236/128 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
2001:12f8:0:4::237/128 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
2001:12f8:0:24::13/128 BS2 Sistemas para Internet Ltda PEERINGDB ASSIGNED ● high
2804:528::/33 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high
2804:528:8000::/33 BS2 Sistemas para Internet Ltda. BGP ANNOUNCED ● high

IPv6 ranges (5)

CIDR
2804:528:8000::/33
2804:528::/33
2001:12f8:0:24::13/128
2001:12f8:0:4::236/128
2001:12f8:0:4::237/128

Footprint over time

5 weekly snapshots · JSON
41 +19 netblocks since 2026-07-05
2026-07-05 peak 41 2026-09-20

Network trust

what's this?
RPKI hygiene: F how networks compare →
14.6% of checked blocks have valid RPKI ROA coverage (6 of 41)
No discrepancies found among checked blocks.

NIC Handles

04373526000178 AS262500 AS262500 BIP7 BIP7 BIP7