Data as of Nov 8, 2026
177.52.141.0/24
No anonymizer space · no proxy exits in 30 daysImartech Fibra
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | RPKI |
|---|---|---|---|---|
| 177.52.140.0/22 since Mar 2021 | AS270837 | Residential | 132 26 always on |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS270837
BR
- Name
- Imartech Fibra
- Type
- Internet provider
- Registered
- Jun 18, 2020
- Domain
- adv.network
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Sep 2013
- Current origin since
- Mar 2026 · 8 mo
- Origin networks
- 3
- Last change of origin
- Mar 2026
Recorded history
History
- Handoffs
- 3
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 177.52.141.0/24 | AS270837 | /24 | LACNIC | RPKI valid |
| 177.52.140.0/22 | AS270837 | /22 | LACNIC | Too specific |
Whois
Registration for this announcement
- Range
- 177.
52. 140. 0/ 22 - Netname
- 386652
- Registrant
- Imartech Fibra
- Registrant country
- BR
- Organization
- Imartech Fibra (13433151000185)
- Handle
- 177.
52. 140. 0/ 22 - Created
- Jun 18, 2020
- RIR
- LACNIC
- Country
- BR
- Delegated
- Jun 18, 2020
- Status
- assigned
Report abuse
Abuse contact
- vagner@
adv. network - Name
- Vagner Zanoni
- Handle
- VAZAN93