F. DOS S. DOURADO

Data as of 2026-11-08
BGP inherited
This organisation
Netblocks12 · 2,048 IPv4 addresses
IPv6 1 prefix (largest 2804:2080::/32)
Registered in United States (7) · Brazil (4)
Record ID264633331
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 1 shared RIR contact/maintainer handle
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
38.172.208.0/23 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.208.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.208.0/22 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.209.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.210.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.210.0/23 F. DOS S. DOURADO BGP ANNOUNCED ● high
38.172.211.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
131.255.216.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
131.255.217.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
131.255.218.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
131.255.219.0/24 F. DOS S. DOURADO BGP ANNOUNCED ● high
2804:2080::/32 F. DOS S. DOURADO BGP ANNOUNCED ● high

IPv6 ranges (1)

Footprint over time

14 weekly snapshots · JSON
12 0 netblocks since 2026-07-05
2026-07-05 peak 13 2026-11-08

Network trust

what's this?
RPKI hygiene: D how networks compare →
33.3% of checked blocks have valid RPKI ROA coverage (4 of 12)
Possible discrepancies (4)

These blocks are registered to F. DOS S. DOURADO 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.

131.255.216.0/24 /24 authorized for AS269705 — Jms-Telecom Ltda
131.255.217.0/24 /24 authorized for AS269705 — Jms-Telecom Ltda
131.255.218.0/24 /24 authorized for AS269705 — Jms-Telecom Ltda
131.255.219.0/24 /24 authorized for AS269705 — Jms-Telecom Ltda

NIC Handles

AS264494