Data as of Nov 9, 2026
177.66.150.0/23
No anonymizer space · no proxy exits in 30 daysMaster Telecom
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 177.66.148.0/22 since Jan 2014 | AS52847 | Residential | 2 |
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 177.66.150.0/24 since Sep 2022 | AS52847 | Residential | |
| 177.66.151.0/24 since Sep 2022 | AS52847 | Residential |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS52847
BR
- Name
- Master Telecom
- Type
- Internet provider
- Registered
- Nov 8, 2012
- Domain
- masterasi.com
- 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
- Aug 2017
- Current origin since
- Aug 2018 · 8.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 177.66.148.0/22 | AS52847 | /32 | LACNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 177.
66. 148. 0/ 22 - Netname
- 193725
- Registrant
- Master Telecom
- Registrant country
- BR
- Organization
- Master Telecom (05902563000199)
- Handle
- 177.
66. 148. 0/ 22 - Created
- Nov 8, 2012
- RIR
- LACNIC
- Country
- BR
- Delegated
- Nov 8, 2012
- Status
- assigned