Data as of Nov 4, 2026
45.236.251.0/24
No anonymizer space · no proxy exits in 30 daysNossanet Fibra Eireli
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Oct 29, 2026
from AS268253 Nossanet Fibra Eireli, after 1.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 45.236.250.0/23 since Apr 2025 | AS268253 | Residential | 98 28 always on | |
| 45.236.248.0/22 since Jun 2018 | AS268253 | Residential | 124 32 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 |
|---|---|---|---|---|---|---|
| 45.236.248.0/22 | 1,024 | 335057 | Nossanet Fibra Eireli (23375960000131) | allocated | May 23, 2018 | [email protected] |
Network & registry
Origin network
AS268253
BR
- Name
- Nossanet Fibra Eireli
- Type
- Internet provider
- Registered
- May 23, 2018
- Domain
- nossanetfibra.com.br
- Website
- www.nossanetfibra.com.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
- Jun 2018
- Current origin since
- Oct 29, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Nov 2018
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 45.236.248.0/22 | AS268253 | /32 | LACNIC | RPKI valid |
Whois
Registration for this announcement
45.236.251.0/24 spans several registrations: 1 records are listed under Registrations.
- RIR
- LACNIC
- Country
- BR
- Delegated
- May 23, 2018
- Status
- assigned