asn.dev

Routing security

AS28656 BTT TELECOMUNICACOES S.A.

Residential LACNIC

RPKI valid 2% 1 of 66 announcements
RPKI invalid 0 none
No ROA 65 not covered by any ROA
IRR registered 77% 13 missing · 2 other origin
ROAs 1 authorising this AS

Announcements

What this network originates

66 observed

Every prefix observed with AS28656 as its origin, checked against RPKI and the IRR. Problems sort first.

PrefixRPKIIRRVantage points
45.190.116.0/22No ROANo IRR55
45.190.116.0/24No ROANo IRR2
45.190.117.0/24No ROANo IRR3
45.190.118.0/24No ROANo IRR3
45.190.119.0/24No ROANo IRR55
131.255.112.0/23No ROANo IRR52
177.55.180.0/24No ROANo IRR55
179.0.72.0/22No ROANo IRR55
179.0.72.0/24No ROANo IRR3
179.0.74.0/24No ROANo IRR3
179.0.75.0/24No ROANo IRR3
190.52.72.0/22No ROANo IRR55
190.52.72.0/24No ROAIRR other origin3
190.52.75.0/24No ROAIRR other origin3
177.55.224.0/20No ROAIRR55
177.55.224.0/21No ROAIRR covering54
177.55.224.0/22No ROAIRR covering3
177.55.224.0/24No ROAIRR55
177.55.225.0/24No ROAIRR covering55
177.55.232.0/21No ROAIRR covering3
177.55.232.0/24No ROAIRR covering3
177.55.233.0/24No ROAIRR covering3
177.55.234.0/23No ROAIRR covering3
177.55.236.0/24No ROAIRR covering3
177.55.237.0/24No ROAIRR3
177.55.238.0/24No ROAIRR3
177.55.239.0/24No ROAIRR3
201.77.160.0/20No ROAIRR55
201.77.160.0/21No ROAIRR covering55
201.77.160.0/22No ROAIRR covering55
201.77.160.0/23No ROAIRR covering55
201.77.160.0/24No ROAIRR covering53
201.77.161.0/24No ROAIRR covering55
201.77.162.0/23No ROAIRR covering55
201.77.162.0/24No ROAIRR covering55
201.77.163.0/24No ROAIRR covering55
201.77.164.0/22No ROAIRR covering55
201.77.164.0/23No ROAIRR covering55
201.77.164.0/24No ROAIRR covering55
201.77.165.0/24No ROAIRR covering55
201.77.166.0/23No ROAIRR covering55
201.77.166.0/24No ROAIRR covering55
201.77.167.0/24No ROAIRR covering55
201.77.168.0/21No ROAIRR covering55
201.77.168.0/22No ROAIRR covering55
201.77.168.0/23No ROAIRR covering55
201.77.168.0/24No ROAIRR covering55
201.77.169.0/24No ROAIRR covering55
201.77.170.0/23No ROAIRR covering55
201.77.170.0/24No ROAIRR covering55
201.77.171.0/24No ROAIRR covering55
201.77.172.0/22No ROAIRR covering55
201.77.172.0/23No ROAIRR covering55
201.77.172.0/24No ROAIRR covering55
201.77.173.0/24No ROAIRR covering55
201.77.174.0/23No ROAIRR covering55
201.77.174.0/24No ROAIRR covering55
201.77.175.0/24No ROAIRR covering55
2804:33cc::/32No ROAIRR31
2804:33cc::/34No ROAIRR covering30
2804:33cc:1600::/40No ROAIRR covering19
2804:33cc:4000::/34No ROAIRR covering30
2804:33cc:8000::/34No ROAIRR covering30
2804:33cc:c000::/34No ROAIRR covering30
2804:33cc:fff::/48No ROAIRR covering19
177.87.184.0/24RPKI validNo IRR52

RPKI · ROAs

Route origin authorisations

1 ROAs

Signed statements by address holders that AS28656 may originate these prefixes, up to the maximum length shown.

PrefixMax lengthTrust anchor
177.87.184.0/24/24LACNIC

ROA-based and RPKI-valid-only prefix lists for routers are on asn.ipinfo.app.

RPKI · ASPA

Declared transit providers

No ASPA record This network has not published an ASPA object. ASPA lets a network sign the list of its transit providers, so routers can reject paths that route through anyone else (route leaks). Only a few thousand networks publish one so far, so its absence is normal.

IRR

Registered route objects

7 objects · 0 not announced

Route objects naming AS28656 as origin, across RADb, the RIR registries, ALTDB and NTTCOM. Objects that are registered but not announced come first: a stale object lets anyone who can spoof this origin through an IRR-built filter.

PrefixSourceDescriptionMaintainerChangedRouting
177.55.224.0/20RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
177.55.224.0/24RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
177.55.237.0/24RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
177.55.238.0/24RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
177.55.239.0/24RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
201.77.160.0/20RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced
2804:33cc::/32RADBGlobenet Customer - American Tower - Tremnet FibraMAINT-AS523202023-11-13Announced

IRR

AS-sets

The as-set is what upstreams expand to build this network's customer filter. Sets that list AS28656 directly show who expects to carry it.

AS-setWhereRelationship
AS-21574-CUSTOMERSRADBLists AS28656 as a direct member
AS-53062-CUSTOMERSALTDBLists AS28656 as a direct member
AS-53062-CUSTOMERSRADBLists AS28656 as a direct member
AS-7738-BGP-CUSTOMERSRADBLists AS28656 as a direct member
AS-7738_CUSTOMERSRADBLists AS28656 as a direct member
AS-AMERICANTOWERRADBLists AS28656 as a direct member
AS-AMERICANTOWER-CLIENTS-OF-CLIENTSRADBLists AS28656 as a direct member
AS-CEMIGTELECOM-CLIENTESRADBLists AS28656 as a direct member
AS-CTBC-CUSTOMERS102RADBLists AS28656 as a direct member
AS-CTBC-CUSTOMERS3RADBLists AS28656 as a direct member
AS-CTBC-TOOLS-1RADBLists AS28656 as a direct member
AS-DURAND1-CUSTOMERRADBLists AS28656 as a direct member
AS-E1-AUTOMATION-CUSTOMERRADBLists AS28656 as a direct member
AS-EMBRATELNETRADBLists AS28656 as a direct member
AS-HURRICANERADBLists AS28656 as a direct member
AS-HWNG-DOWNSTREAMSALTDBLists AS28656 as a direct member
AS-ITXBRRADBLists AS28656 as a direct member
AS-ROCKETNETWORK-TOOLS-2RADBLists AS28656 as a direct member
AS-SB-AUTOMATION-CUSTOMERRADBLists AS28656 as a direct member
AS-SEMPRE-CUSTOMER-28656RADBLists AS28656 as a direct member
AS-UFINET-LATAM-BRASILRADBLists AS28656 as a direct member
AS53013:AS-CONERADBLists AS28656 as a direct member
AS53062:AS-MNAALTDBLists AS28656 as a direct member
AS53062:AS-MNARADBLists AS28656 as a direct member
AS61568:AS-ALOO-TELECOMRADBLists AS28656 as a direct member

RPKI from rpki-client, validated 2026-10-21 12:00 UTC. IRR from ARIN, RADB, RIPE, ALTDB, APNIC, LACNIC, NTTCOM, AFRINIC, collected 2026-10-21. Cross-check on bgp.he.net.