FSI Telecomunicacoes LTDA
Cluster stats
Netblocks15
All fragments 34 blocks across 5 clusters
Cluster ID191331964
RegistryAPNIC
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
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

IP Ranges (15)

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CIDR Org name Registry Status Confidence
170.254.80.0/22 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
170.254.80.0/24 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
170.254.81.0/24 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
170.254.82.0/24 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
170.254.83.0/24 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
203.172.4.16/29 FSI-PH APNIC ASSIGNED NON-PORTABLE ● high
2804:32d4::/43 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
2804:32d4::/32 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
2804:32d4::/40 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
2804:32d4:20::/43 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
2804:32d4:40::/48 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
2804:32d4:41::/48 FSI Telecomunicacoes LTDA BGP ANNOUNCED ● high
170.254.82.248/29 UNKNOWN LACNIC reallocated ● medium
2804:32d4::/32 UNKNOWN LACNIC allocated ● medium
2a00:2381:eb46::/48 FSI-FM RIPE AGGREGATED-BY-LIR ● low

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (15 of 15)
Possible discrepancies (1)

These blocks are registered to FSI Telecomunicacoes 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.

2a00:2381:eb46::/48 /48 authorized for AS2856 — British Telecommunications PLC

NIC Handles

AE135-AP AS265100 BTNET-MNT DUMY-RIPE DUMY-RIPE GU3-AP GU3-AP MAINT-PH-EPLDT