Data as of Nov 10, 2026
187.45.28.0/22
No anonymizer space · no proxy exits in 30 daysCilnet Comunicacao e Informatica S.A.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.45.16.0/20 since Dec 2009 | AS28580 | Residential | 16 1 always on |
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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2016
- Current origin since
- Jan 2023 · 3.8 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 187.
45. 16. 0/ 20 - Netname
- 136001
- Registrant
- Cilnet Comunicação e Informática S.A.
- Registrant country
- BR
- Organization
- Cilnet Comunicação e Informática S.A. (04127856000183)
- Handle
- 187.
45. 16. 0/ 20 - Created
- Oct 13, 2009
- RIR
- LACNIC
- Country
- BR
- Delegated
- Oct 13, 2009
- Status
- assigned
Report abuse
Abuse contact
- israelarrudaneto@
gmail. com - Name
- Israel Arruda Neto
- Handle
- IAN11