Data as of Nov 5, 2026
187.1.191.0/24
3 residential-proxy exits · 30 daysCentury Telecom Ltda
Announcement
this exact prefix
No RPKI
Announced by
Type
Unknown
Risk
0 / 100 · Low
Recent change
New origin Nov 5, 2026
its first announcement on record
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
11
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
872 observations
Proxy providers listing exits
- BottingTools
- Byteful
- Decodo
- FastProxy
- LemonBright
- Novada
- Oxylabs
- RainProxy
- Shifter
- Smartproxy
- Thordata
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.1.184.0/21 since Nov 5, 2026 | AS21574 | Unknown | 37 5 always on | |
| 187.1.176.0/20 since Aug 2017 | AS21574 | Internet provider | 89 16 always on |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 187.1.176.0/20 | 4,096 | 121773 | Century Telecom Ltda (01492641000173) | allocated | Sep 23, 2008 | — |
Network & registry
Origin network
AS21574
BR
- Name
- Century Telecom Ltda
- Type
- Internet provider
- Registered
- Jun 7, 2001
- Domain
- century.net.br
- Website
- www.century.net.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
- Nov 5, 2026
- Current origin since
- Nov 5, 2026 · under a month
- Origin networks
- 1
Whois
Registration for this announcement
187.1.191.0/24 spans several registrations: 1 records are listed under Registrations.
- RIR
- LACNIC
- Country
- BR
- Delegated
- Sep 23, 2008
- Status
- assigned