Data as of Nov 3, 2026
45.237.16.0/22
No anonymizer space · no proxy exits in 30 daysCilnet Comunicacao e Informatica S.A.
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28580
BR
- Name
- Cilnet Comunicacao e Informatica S.A.
- Type
- Internet provider
- Registered
- Jan 17, 2005
- Domain
- fasternet.com.br
- Website
- www.fasternet.com.br/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2018
- Current origin since
- Jun 2021 · 5.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2021
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28580 | RADB | Cilnet Comunicacoes e Informatica Ltda | MAINT-AS28580 | Sep 24, 2024 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 45.237.16.0/23 | AS28580 | RADB | Cilnet Comunicacoes e Informatica Ltda | MAINT-AS28580 | Sep 24, 2024 |
| 45.237.16.0/24 | AS28580 | RADB | CILNET Comunicacao e Informatica LTDA | MAINT-AS28580 | Sep 24, 2024 |
| 45.237.18.0/23 | AS28580 | RADB | Cilnet Comunicacoes e Informatica Ltda | MAINT-AS28580 | Sep 24, 2024 |
| 45.237.18.0/24 | AS28580 | RADB | CILNET Comunicacao e Informatica LTDA | MAINT-AS28580 | Sep 24, 2024 |
Whois
Registration for this announcement
- Range
- 45.237.16.0/22
- Netname
- 405896
- Registrant
- Cilnet Comunicação e Informática S.A.
- Registrant country
- BR
- Organization
- Cilnet Comunicação e Informática S.A. (04127856000183)
- Handle
- 45.237.16.0/22
- Created
- May 24, 2018
- RIR
- LACNIC
- Country
- BR
- Delegated
- May 24, 2018
- Status
- assigned