Data as of Nov 12, 2026
187.103.136.0/23
No anonymizer space · no proxy exits in 30 daysCriare Telecomunicacoes e Consultoria Ltda. - EPP
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.103.128.0/20 since Jan 2010 | AS53100 | Residential | 129 4 always on |
Network & registry
Announced by
Covering announcement 187.103.136.0/21
- Prefix
- 187.103.136.0/21
- Announced by
- AS53100 Criare Telecomunicacoes e Consultoria Ltda. - EPP
- Type
- Residential
- Proxy exits
- 127
- Always-on exits
- 4
- RPKI
- RPKI valid
- Netname
- 137390
- Registrant
- Criare Telecomunicações e Consultoria Ltda. - EPP
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS53100
BR
- Name
- Criare Telecomunicacoes e Consultoria Ltda. - EPP
- Type
- Internet provider
- Registered
- Nov 24, 2009
- Domain
- criarenet.com
- Website
- www.criarenet.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
187.103.136.0/21
Routing history
- Pattern
- Stable
- First seen
- Mar 2016
- Current origin since
- Feb 2025 · 1.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.103.128.0/20 | AS53100 | /32 | LACNIC | RPKI valid |
IRR
Route objects on 187.103.136.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS53100 | TC | CRIARE NET | MAINT-AS53100 | Sep 3, 2025 |
Whois
Registration for this announcement
- Range
- 187.
103. 128. 0/ 20 - Netname
- 137390
- Registrant
- Criare Telecomunicações e Consultoria Ltda. - EPP
- Registrant country
- BR
- Organization
- Criare Telecomunicações e Consultoria Ltda. - EPP (09098481000194)
- Handle
- 187.
103. 128. 0/ 20 - Created
- Nov 24, 2009
- RIR
- LACNIC
- Country
- BR
- Delegated
- Nov 24, 2009
- Status
- assigned
Report abuse
Abuse contact
- fabio@
criarenet. com - Name
- FABIO FURLANETO
- Handle
- FAFUR109