HomeASN LookupAS52772

AS52772 AS52772 - SJNET TELECOMUNICACOES - EIRELI

🇧🇷

Org handle: 115250

LACNICallocated
Announced Prefixes (BGP)
19total
14 IPv45 IPv6
IPv4 Addresses
Allocated (RIR)1,024
Announced (BGP)27,648
IPv6 Addresses
Allocated (RIR)7.9×10²⁸
Announced (BGP)2.1×10²⁹
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
20
Country
🇧🇷 BR
RIR
LACNIC
Status
allocated
Allocated
2012-09-11

Routing hygiene

Score 40/100 · Medium risk
RPKI ROA coverage
57.9%
no RPKI invalid prefixes
IRR route objects
26.3%
8 prefixes registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
5
diversity 37/100
  • 42% of announced prefixes (8 of 19) have no valid ROA
  • 74% of announced prefixes (14 of 19) have no IRR route object for this ASN
  • 8 prefixes registered in IRR route objects for another active network and not authorized by a ROA

Based on 19 announced prefixes, updated daily (2026-10-26). How the score works · RPKI explained

Announced Prefixes

(BGP)19
|
Prefix
RPKI
IRR
Last Seen
38.236.128.0/19MOAS
No ROA-2026-10-27
38.236.128.0/20
No ROA-2026-10-27
38.236.128.0/21
No ROA-2026-10-27
38.236.136.0/21
No ROA-2026-10-27
38.236.144.0/20
No ROA-2026-10-27
38.236.144.0/21
No ROA-2026-10-27
38.236.152.0/21
No ROA-2026-10-27
177.39.156.0/22
 Valid-2026-10-27
177.39.156.0/23
 Valid-2026-10-27
177.39.156.0/24
 Valid-2026-10-27
1-10 of 19
1 / 2

Allocated Prefixes

(RIR)2
Prefix
Country
RIR
Status
177.39.156.0/22🇧🇷 BRLACNICallocated
2804:259c::/32🇧🇷 BRLACNICallocated

All 19 announced prefixes of AS52772 →

Downstream Customers(2)

ASNName
AS53061🇧🇷AS53061 - G2NET SUL PROVEDOR LTDA
AS263390🇧🇷AS263390 - FNT Telecomunicacoes e Acesso a Redes de Internet

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS52772 hands its own prefixes to: transit providers, or peers at an exchange.

  • AS6939Hurricane Electric15
  • AS13786Seabras 1 USA2
  • AS265038TELFO SERVICO DE TELECOMUNICACOES LTDA2

Downstreams (23)

Networks whose own prefixes AS52772 passes on: usually its customers.

  • AS262898JM TELECOMUNICACOES E MANUTENCAO DE COMP. EIRELI15
  • AS267560PC CONNECT TELECOMUNICACOES LTDA11
  • AS263390FNT Telecomunicacoes E Acesso A Redes De Internet9
  • AS273663NT FIBRA9
  • AS52875M.I.MONTREAL INFORMATICA LTDA8
  • AS267373AGIL TECOMUNICACOES LTDA8
  • AS267385MEGA NET RIO7
  • AS271071NAVEGAI SERVICOS DE TELECOMUNICACOES E INFORMATICA7
  • AS218580CWMBRASIL WESLEY MELO DA SILVA5
  • AS270436SOOU TELECOM5
  • AS266544GLINK TECNOLOGIA LTDA4
  • AS268091ZM SERVICOS EM TELEFONIA LTDA ME4
  • AS270719START NET TELECOM LTDA4
  • AS263016NDX Net Servicos De Informatica Ltda3
  • AS268183VENTURA TELECOMUNICACOES LTDA3
  • AS263324Net&Com Servicos De Informatica E Telecomunicacoes2
  • AS264384LINEJET SERVICOS DE TELECOMUNICACOES LTDA2
  • AS264301LLL INFORMATICA LTDA1
  • AS265256Renovaflex Telecom1
  • AS267470CX Pro1
  • AS271080SPACE NET WORLD TELECOM1
  • AS275759Unica Net LTDA1
  • AS275787BARUQUE REOBTH EIRELI1

Other adjacent networks (7)

Adjacent to AS52772 in the transit part of AS paths: peers, providers or customers.

  • AS7195EDGEUNO S.A.S50
  • AS1916Rede Nacional De Ensino E Pesquisa3
  • AS6057Administracion Nacional De Telecomunicaciones2
  • AS49544I3Dnet I3D.Net B.V2
  • AS61573IP TELECOM2
  • AS52873Softdados Telecomunicacoes1
  • AS267587CLICK SPEED SERVICOS DE TELECOMUNICACOES LTDA EP1
ASPA
No ASPA0 upstreams, 2 downstreams
Listed as Upstream Provider by
2 ASNs
View full ASPA details →
External Links
LACNIC WhoisRIPEstat

Learn more

API
Open
GEThttps://api.ipctl.io/v1/asn/52772

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/52772" | jq