Data as of Nov 5, 2026
187.45.172.0/24
No anonymizer space · no proxy exits in 30 daysVialink Solucoes de Tecnologia Ltda
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 187.45.168.0/21 since Jun 2026 | AS28137 | Internet provider | 6 |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS28137
BR
- Name
- Vialink Solucoes de Tecnologia Ltda
- Type
- Internet provider
- Registered
- Mar 9, 2009
- Domain
- vialink.com.br
- Website
- vialink.com.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
latest 12 of 13 stints
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2011
- Current origin since
- Jun 2024 · 2.4 yr
- Origin networks
- 2
- Last change of origin
- Jun 2024
Recorded history
History
- Stints on record
- 13
- Handoffs
- 8
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 187.45.160.0/20 | AS28137 | /24 | LACNIC | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS28137 | RADB | Citta Telecom proxy-registered route object for customer AS28137 | MAINT-AS27720 | May 24, 2024 |
Whois
Registration for this announcement
- Range
- 187.
45. 160. 0/ 20 - Netname
- 129234
- Registrant
- Vialink Soluções de Tecnologia Ltda
- Registrant country
- BR
- Organization
- Vialink Soluções de Tecnologia Ltda (97468425000161)
- Handle
- 187.
45. 160. 0/ 20 - Created
- Mar 9, 2009
- RIR
- LACNIC
- Country
- BR
- Delegated
- Mar 9, 2009
- Status
- assigned