Data as of Nov 7, 2026
177.154.21.0/24
No anonymizer space · no proxy exits in 30 daysAlterna Telecomunicacoes e Conectividade LTDA EPP
Network & registry
Announced by
Covering announcement 177.154.20.0/22
- Prefix
- 177.154.20.0/22
- Announced by
- AS262474 Alterna Telecomunicacoes e Conectividade LTDA EPP
- Type
- Residential
- Proxy exits
- 191
- Always-on exits
- 39
- RPKI
- RPKI valid
- Netname
- 228378
- Registrant
- Alterna Telecomunicacoes e Conectividade LTDA EPP
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS262474
BR
- Name
- Alterna Telecomunicacoes e Conectividade LTDA EPP
- Type
- Internet provider
- Registered
- May 24, 2011
- Domain
- alterna.com.br
- Website
- www.alterna.com.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 177.154.20.0/22
177.154.20.0/22
Routing history
- Pattern
- Stable
- First seen
- May 2014
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 177.154.20.0/22 | AS262474 | /32 | LACNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 177.
154. 20. 0/ 22 - Netname
- 228378
- Registrant
- Alterna Telecomunicacoes e Conectividade LTDA EPP
- Registrant country
- BR
- Organization
- Alterna Telecomunicacoes e Conectividade LTDA EPP (01213772000174)
- Handle
- 177.
154. 20. 0/ 22 - Created
- Apr 30, 2014
- RIR
- LACNIC
- Country
- BR
- Delegated
- Apr 30, 2014
- Status
- assigned