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AS15256

Itau Unibanco

Brazil (BR)

ASN Information

AS NumberAS15256
AS NameAS15256
OrganizationAS15256 - Itau Unibanco S.A.
Also known asNot available
CountryBrazil (BR)
RegistryLACNIC
ASN TypeEnterprise
Last Seen
Announcement Count12
IPv4 Prefix Count12
IPv6 Prefix Count0
RPKI StatusNotFound ×8Unknown (could not be determined) ×4
IRR RecordsView IRR route objects
WebsiteNot available

AS Path to AS15256

  1. 35280F5 F5 Networks SARL
  2. 15256Origin

Most common path, seen 10× in route collector data, latest at a collector in Singapore (2026-10-21 05:32:23 UTC). Prepends collapsed.

Route Collectors (Visibility)

Sydney: 11 peer session(s)São Paulo: 18 peer session(s)Johannesburg: 19 peer session(s)Singapore: 23 peer session(s)Amsterdam: 25 peer session(s)London: 33 peer session(s)Eugene, OR: 55 peer session(s)
High (10+ peers)Medium (3–9)Low (1–2)

Approximate route collector locations, coloured by peer sessions carrying this AS's routes.

Announced Prefixes (12)

View All →
PrefixFamilyRPKILast Seen
8.243.33.0/24IPv4NotFoundNot looked up yet
138.59.160.0/22IPv4NotFoundNot looked up yet
138.59.160.0/23IPv4Not checkedNot looked up yet
138.59.161.0/24IPv4NotFoundNot looked up yet
138.59.162.0/23IPv4Not checkedNot looked up yet
138.59.162.0/24IPv4NotFoundNot looked up yet
200.196.144.0/20IPv4NotFoundNot looked up yet
200.196.144.0/21IPv4Not checkedNot looked up yet

Peers (41)

View All →
ASNameRelationshipPathsLast Seen
AS4230AS4230 - CLARO S.A.Upstream (inferred)321
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)172
AS10429AS10429 - TELEFONICA BRASIL S.AUpstream (inferred)26
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)20
AS35280F5 F5 Networks SARLUpstream (inferred)10
AS271253AS271253 - LINK BRASIL TELECOMUNICACOES LTDAUpstream (inferred)7
AS28329AS28329 - SAMM TECNOLOGIA E TELECOMUNICACOES S.AUpstream (inferred)6
AS51185MAINSTREAMING-AS MainStreaming SpAUpstream (inferred)6

Neighbours seen next to AS15256 in public AS paths. These are not confirmed BGP sessions; peer IP addresses and locations are not published by these sources.

Public Peering Exchange Points (1)

IX Updates →
ExchangeLocationIPv4IPv6SpeedRS peerUpdated
IX.br (PTT.br) São PauloSão Paulo/SP, BR187.16.216.32—10GYes
IX.br (PTT.br) São PauloSão Paulo/SP, BR187.16.223.43—10GYes

IX ports registered by AS15256 (self-reported by the network).

Interconnection Facilities (0)

No interconnection facilities are registered for AS15256.

Data centres where AS15256 says it can interconnect (self-reported).

IRR AS-SET and Peering Policy

IRR AS-SETNot available
Member of AS-SETsSee IRR page
Peering policySelective
Multiple locationsNot Required
Ratio requirementNo
ContractNot Required
TrafficNot available
Traffic ratioMostly Outbound
Geographic scopeSouth America
Max prefixes (IPv4 / IPv6)3 / 1
Unicast / IPv6 / MulticastYes / No / No
Looking glassNot available
Route serverNot available

Contact Information (0)

No public contacts are registered for AS15256.

Only contacts the network has chosen to publish are shown.

Upstreams (30)

View all →
ASNameRelationshipPathsLast Seen
AS4230AS4230 - CLARO S.A.Upstream (inferred)321
AS3356LEVEL3 - Level 3 Parent, LLCUpstream (inferred)172
AS10429AS10429 - TELEFONICA BRASIL S.AUpstream (inferred)26
AS137409GSLNETWORKS-AS-AP - GSL Networks Pty LTDUpstream (inferred)20
AS35280F5 F5 Networks SARLUpstream (inferred)10
AS271253AS271253 - LINK BRASIL TELECOMUNICACOES LTDAUpstream (inferred)7
AS28329AS28329 - SAMM TECNOLOGIA E TELECOMUNICACOES S.AUpstream (inferred)6
AS51185MAINSTREAMING-AS MainStreaming SpAUpstream (inferred)6
AS26615AS26615 - TIM S/AUpstream (inferred)4
AS39120CONVERGENZE-AS Convergenze S.p.A.Upstream (inferred)4
AS199524GCORE G-Core Labs S.A.Upstream (inferred)4
AS16552DIGICERT - Tiggee LLCUpstream (inferred)3

Downstreams (0)

No downstream ASNs found for AS15256 in current data sources.

Registry and network details

Registered holderAS15256 - Itau Unibanco S.A.
RegisteredYes
Peering policySelective
IRR AS-setNot available
Registry record last modifiedNot available
MaintainersNot available
Internet exchanges1
Facilities0
Network profile updated

Data updated . See limitations.