Data as of Nov 10, 2026
143.137.42.0/24
No anonymizer space · no proxy exits in 30 daysFiber Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 143.137.40.0/22 since Sep 2016 | AS264030 | Residential | 113 |
Network & registry
Announced by
Covering announcement 143.137.42.0/23
- Prefix
- 143.137.42.0/23
- Announced by
- AS264030 Fiber Telecom
- Type
- Residential
- Proxy exits
- 110
- RPKI
- RPKI valid
- Netname
- 264121
- Registrant
- Fiber Telecom
- RIR
- LACNIC
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS264030
BR
- Name
- Fiber Telecom
- Type
- Internet provider
- Registered
- Sep 18, 2015
- Domain
- fibertelecom.net.br
- Website
- www.fibertelecom.net.br/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
143.137.42.0/23
Routing history
- Pattern
- Stable
- First seen
- Aug 2016
- Current origin since
- Apr 2019 · 7.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 143.137.42.0/23 | AS264030 | /23 | LACNIC | RPKI valid |
| 143.137.40.0/22 | AS264030 | /22 | LACNIC | Too specific |
Whois
Registration for this announcement
- Range
- 143.
137. 40. 0/ 22 - Netname
- 264121
- Registrant
- Fiber Telecom
- Registrant country
- BR
- Organization
- Fiber Telecom (18708573000130)
- Handle
- 143.
137. 40. 0/ 22 - Created
- Sep 18, 2015
- RIR
- LACNIC
- Country
- BR
- Delegated
- Sep 18, 2015
- Status
- assigned