Home ASN LookupAS28580

AS28580 Cilnet Comunicacao e Informatica S.A.

🇧🇷

Org handle: 125143

LACNICallocated

Announced Prefixes (BGP)

318total

293 IPv425 IPv6

IPv4 Addresses

Allocated (RIR)90,112

Announced (BGP)297,728

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)1.6×10²⁹

Prefix Limit (IPv4)

1,000

Prefix Limit (IPv6)

100

Country

🇧🇷 BR

RIR

LACNIC

Status

allocated

Allocated

2005-01-17

Announced Prefixes

(BGP)318

Prefix	RPKI	IRR	Last Seen
45.7.204.0/22	No ROA	Other IRR	2026-10-11
45.7.204.0/23	No ROA	Other IRR	2026-10-11
45.7.204.0/24	No ROA	-	2026-10-11
45.7.205.0/24	No ROA	-	2026-10-11
45.7.206.0/23	No ROA	Other IRR	2026-10-11
45.7.206.0/24	No ROA	-	2026-10-11
45.7.207.0/24	No ROA	-	2026-10-11
45.166.124.0/22	No ROA	Other IRR	2026-10-11
45.166.124.0/23	No ROA	-	2026-10-11
45.166.124.0/24	No ROA	-	2026-10-11

1-10 of 318

1 / 32

Allocated Prefixes

(RIR)32

Prefix	Country	RIR	Status
45.7.204.0/22	🇧🇷 BR	LACNIC	allocated
45.166.124.0/22	🇧🇷 BR	LACNIC	allocated
45.170.140.0/22	🇧🇷 BR	LACNIC	allocated
45.224.76.0/22	🇧🇷 BR	LACNIC	allocated
45.237.16.0/22	🇧🇷 BR	LACNIC	allocated
138.0.180.0/22	🇧🇷 BR	LACNIC	allocated
138.122.68.0/22	🇧🇷 BR	LACNIC	allocated
138.186.180.0/22	🇧🇷 BR	LACNIC	allocated
143.0.232.0/22	🇧🇷 BR	LACNIC	allocated
168.90.184.0/22	🇧🇷 BR	LACNIC	allocated

1-10 of 32

1 / 4

All 318 announced prefixes of AS28580 →

BGP Neighbours

(seen in AS paths)

Upstreams (7)

Networks AS28580 hands its own prefixes to: transit providers, or peers at an exchange.

AS137409GSLNETWORKS AP GSL Networks Pty106
AS6939Hurricane Electric69
AS28649Desktop Sigmanet Comunicacao Multimidia55
AS14259Gtd Internet S.A33
AS52468UFINET PANAMA S.A32
AS37468ANGOLA CABLES15
AS3356Level 3 Parent8

Downstreams (6)

Networks whose own prefixes AS28580 passes on: usually its customers.

AS266462SW Telecomunicacoes E Informatica Itu Ltda. ME16
AS273335Johnny Frank Varas ME7
AS52887Associacao Torre De Vigia De Biblias E Tratados2
AS61855NOVA NET TECNOLOGIA LTDA ME2
AS267976Faster Instalacoes E Servicos Eireli2
AS268989MULTTV CONSULTORIA E LOCACOES DE EQUIPAMENTOS S.A2

ASPA

No ASPA

External Links

LACNIC Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS28580 should publish an ASPA object
IPv4 transfers in the LACNIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/28580

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

curl -s "https://api.ipctl.io/v1/asn/28580" | jq