Data as of Nov 11, 2026
187.19.97.0/24
No anonymizer space · no proxy exits in 30 daysCertto Telecomunicacoes LTDA EPP.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.19.96.0/23 since Dec 2016 | AS28130 | Residential | ||
| 187.19.96.0/22 since Oct 2016 | AS28130 | Residential | 10 | |
| 187.19.96.0/21 since Dec 2016 | AS28130 | Residential | 52 1 always on | |
| 187.19.96.0/20 since Oct 2016 | AS28130 | Residential | 78 3 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28130
BR
- Name
- Certto Telecomunicacoes LTDA EPP.
- Type
- Internet provider
- Registered
- Dec 30, 2008
- Domain
- certto.com.br
- Website
- www.certto.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
- Jan 2009
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.19.96.0/20 | AS28130 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28130 | TC | CERTTO TELECOMUNICACOES LTDA EPP | MAINT-AS28130 | Sep 10, 2021 |
Whois
Registration for this announcement
- Range
- 187.
19. 96. 0/ 20 - Netname
- 126798
- Registrant
- Certto Telecomunicações LTDA EPP.
- Registrant country
- BR
- Organization
- Certto Telecomunicações LTDA EPP. (00796307000140)
- Handle
- 187.
19. 96. 0/ 20 - Created
- Dec 30, 2008
- RIR
- LACNIC
- Country
- BR
- Delegated
- Dec 30, 2008
- Status
- assigned
Report abuse
Abuse contact
- luis.
olanyk@ certto. com. br - Name
- Luis Roberto Zart Olanyk
- Handle
- LRO