Data as of Nov 8, 2026
142.79.178.0/23
No anonymizer space · no proxy exits in 30 daysAlcoa USA Corp.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 142.79.179.0/24 since Aug 2021 | AS399361 | Business | Alcoa USA Corp. |
Network & registry
Origin network
AS399361
US
- Name
- Alcoa USA Corp.
- Type
- Business
- Registered
- Feb 17, 2021
- Domain
- alcoa.com
- Industry
- Metal, Glass, Wood, and Paper Manufacturing
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Aug 2021
- Current origin since
- Feb 2022 · 4.7 yr
- Origin networks
- 2
- Last change of origin
- Feb 2022
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 142.79.176.0/21 | AS8030 | /24 | ARIN | Another network |
| 142.79.176.0/21 | AS399361 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 142.
79. 128. 0/ 18 - Netname
- ALCOACORP
- Registrant
- Alcoa USA Corp.
- Organization
- Alcoa USA Corp. (AUC-68-Z)
- Org address
- 201 Isabella St., Pittsburgh, PA, 15212
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-142-79-128-0-1
- Parent
- NET-142-0-0-0-0
- Created
- Nov 18, 1996
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 18, 1996
- Status
- assigned
Report abuse
Abuse contact
- ip.
address@ alcoa. com - Name
- Alcoa
- Phone
- +1-412-315-2900
- Handle
- ZA122-ARIN