OAC TECNOLOGIA LTDA

Data as of 2026-10-04
BGP inherited
This organisation
Netblocks9 · 515 IPv4 addresses
IPv6 4 prefixes (largest 2804:8a3c::/32)
Registered in SC (4) · Brazil (3)
Record ID245716985
RegistryAFRINIC
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 8 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 (9)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.68.73.33/32 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
45.184.144.28/32 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
187.16.208.15/32 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
2001:12f8::208:15/128 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
2001:12f8:0:9::145:33/128 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
2001:12f8:0:13::28/128 OAC TECNOLOGIA LTDA PEERINGDB ASSIGNED ● high
2804:8a3c::/32 UNKNOWN LACNIC allocated ● high
154.216.129.0/24 OAC TECNOLOGIA EIRELI BGP ANNOUNCED ● low
154.216.130.0/24 OAC_Tecnologia_LTDA AFRINIC ASSIGNED PA ● low

IPv6 ranges (4)

CIDR
2804:8a3c::/32
2001:12f8:0:13::28/128
2001:12f8:0:9::145:33/128
2001:12f8::208:15/128

Footprint over time

4 weekly snapshots · JSON
12 +6 netblocks since 2026-08-30
2026-08-30 peak 12 2026-10-04

Network trust

what's this?
RPKI hygiene: B how networks compare →
83.3% of checked blocks have valid RPKI ROA coverage (10 of 12)
Possible discrepancies (4)

These blocks are registered to OAC TECNOLOGIA LTDA but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

154.216.130.0/24 /24 authorized for AS17561 — Larus Limited
154.216.129.0/24 /24 authorized for AS17561 — Larus Limited
154.216.129.0/24 /24 authorized for AS17561 — Larus Limited
154.216.130.0/24 /24 authorized for AS17561 — Larus Limited

NIC Handles

AS17561 AS273656 AS273656 CIL1-MNT CIS1-AFRINIC CIS1-AFRINIC LARUS-SERVICE-MNT LARUS-SERVICE-MNT