SINTNET-TELECOMUNICACOES E INFORMATICA LTDA

Data as of 2026-10-25
BGP inherited
This organisation
Netblocks42 · 2,051 IPv4 addresses
IPv6 10 prefixes (largest 2804:1bcc::/32)
Record ID255885162
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 (42)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.68.82.115/32 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
45.68.82.125/32 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
131.72.252.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.252.0/22 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.252.0/23 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.253.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.254.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.254.0/23 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.255.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.40.0/22 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.40.0/23 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.40.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.41.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.42.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.42.0/23 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
168.228.43.0/24 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
187.16.212.41/32 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
2001:12f8::212:41/128 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
2001:12f8:0:2::54:115/128 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
2001:12f8:0:2::54:125/128 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA PEERINGDB ASSIGNED ● high
2804:1bcc::/34 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc::/32 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc::/33 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc:4000::/34 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc:8000::/33 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc:8000::/34 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
2804:1bcc:c000::/34 SINTNET-TELECOMUNICACOES E INFORMATICA LTDA BGP ANNOUNCED ● high
131.72.252.32/29 UNKNOWN LACNIC reassigned ● medium
168.228.40.12/30 UNKNOWN LACNIC reassigned ● medium
168.228.40.44/30 UNKNOWN LACNIC reassigned ● medium
168.228.40.92/30 UNKNOWN LACNIC reassigned ● medium
168.228.40.96/27 UNKNOWN LACNIC reassigned ● medium
168.228.40.128/29 UNKNOWN LACNIC reassigned ● medium
168.228.40.136/29 UNKNOWN LACNIC reassigned ● medium
168.228.40.152/29 UNKNOWN LACNIC reassigned ● medium
168.228.40.160/29 UNKNOWN LACNIC reassigned ● medium
168.228.40.224/27 UNKNOWN LACNIC reassigned ● medium
168.228.42.24/29 UNKNOWN LACNIC reassigned ● medium
168.228.42.96/27 UNKNOWN LACNIC reassigned ● medium
168.228.42.144/28 UNKNOWN LACNIC reassigned ● medium
168.228.42.240/29 UNKNOWN LACNIC reassigned ● medium
168.228.43.96/27 UNKNOWN LACNIC reassigned ● medium

IPv6 ranges (10)

CIDR
2804:1bcc::/32
2804:1bcc:8000::/33
2804:1bcc::/33
2804:1bcc:4000::/34
2804:1bcc:8000::/34
2804:1bcc::/34
2804:1bcc:c000::/34
2001:12f8:0:2::54:115/128
2001:12f8:0:2::54:125/128
2001:12f8::212:41/128

Footprint over time

16 weekly snapshots · JSON
47 +4 netblocks since 2026-07-05
2026-07-05 peak 47 2026-10-25

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (47 of 47)
No discrepancies found among checked blocks.

NIC Handles

17047165000111 AS61751 AS61751 SIINF24 SIINF24 SIINF24