asn.dev

Autonomous system

AS271232 4B Digital Ltda

Hosting ARIN

IPv4 addresses 1.79K 4 prefixes
IPv6 prefixes 1 counted as prefixes, not addresses
Countries 1 mostly BR
Exchanges 1 recorded by PCH
Upstreams 5 0 downstream
Flagged prefixes 0 none

Interconnection

Peering at a glance

Full topology · Graph

Internet exchanges

Recorded at 1 exchange in 1 country, largest first.

ExchangeLocationTheir address
IX.br (PTT.br) São PauloSão Paulo, Brazil187.16.213.235

Transit providers

5 upstream, 0 downstream and 8 adjacent networks observed; most-used upstreams first.

ASNetworkPaths seen
AS52863UPX TECNOLOGIA LTDA191
AS2629684B Digital Ltda122
AS52925Ascenty Data Centers e Telecomunicacoes S/A63
AS6939Hurricane Electric LLC17
AS24482SG.GS3

Exchange presence is recorded rather than inferred: the directory collected by Packet Clearing House (https://www.pch.net/ixp/data) on 2026-10-13, licensed CC BY-NC-SA 3.0. Transit is inferred from observed BGP paths, never declared by either party.

Address space

Summary

Shape and geography

IPv4 4 prefixes · 1.79K addresses IPv6 1 prefixes

CountryNamePrefixes
BRBrazil5

Registry

Allocation record

ARIN · via Atlas (registry + RDAP)
Registry
ARIN
Handle
271232
Registry name
ASN271232
Registrant
4B Digital Ltda
Abuse contact
Saphir Tec
Registered
2020-08-18
Last changed
2025-01-29
Allocation
allocated

Routing security

RPKI and IRR

Full detail
RPKI
0% valid · 0 valid, 7 with no ROA
ROAs
0 authorising AS271232
ASPA
no ASPA record
IRR
100% registered · 7 of 7 announcements
Route objects
7 naming AS271232

Reputation

Classification and threat

Hosting Datacenter or cloud provider. Addresses are servers, not people.

Spamhaus DROP

Not on ASN-DROP The network as a whole is not listed.

No DROP prefixes None of its announced space is on the DROP prefix list.

Spamhaus DROP ("Don't Route Or Peer") lists space and networks run by, or hijacked for, spam and cybercrime operations: 442 networks and 1,773 prefixes, as published 2026-10-13. A short, high-confidence list, so a match is worth taking seriously, and absence from it says little on its own.

FBI IC3

No IC3 indicators Nothing from the FBI IC3 feed.

IC3 threat data is alpha. Absence of an indicator is not evidence of good behaviour, only of absence from this one feed.

Elsewhere

Cross-check