Data as of Nov 11, 2026
45.172.45.0/24
No anonymizer space · no proxy exits in 30 daysDurval Telecom LTDA
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Oct 22, 2026
from AS268742 Durval Telecom LTDA
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 45.172.44.0/23 since Jul 2026 | AS268742 | Residential | 63 2 always on | |
| 45.172.44.0/22 since Jul 2026 | AS268742 | Residential | 170 7 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 |
|---|---|---|---|---|---|---|
| 45.172.44.0/22 | 1,024 | 355053 | Durval Telecom LTDA (24332239000127) | allocated | Feb 27, 2019 | durvaltelecom. |
Network & registry
Origin network
AS268742
BR
- Name
- Durval Telecom LTDA
- Type
- Internet provider
- Registered
- Feb 27, 2019
- Domain
- durvaltelecom.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
- Mar 2019
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 45.172.44.0/22 | AS268742 | /32 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS268742 | RADB | CLARO S.A. Customer | MAINT-AS4230 | Nov 13, 2023 |
Whois
Registration for this announcement
45.172.45.0/24 spans several registrations: 1 records are listed under Registrations.
- RIR
- LACNIC
- Country
- BR
- Delegated
- Feb 27, 2019
- Status
- assigned