Data as of Nov 4, 2026
143.172.0.0/21
No anonymizer space · no proxy exits in 30 daysOpen Text Corporation · space held by Attachmate Corp.
Network & registry
Origin network
AS16751
CA
- Name
- Open Text Corporation
- Type
- Business
- Registered
- Jun 5, 2000
- Domain
- opentext.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2024
- Current origin since
- Feb 2024 · 2.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS16751 | RADB | CA1 ITCS | MAINT-AS3680 | Feb 23, 2024 |
Whois
Registration for this announcement
- Range
- 143.172.0.0/16
- Netname
- WOLLONGONG1
- Registrant
- Attachmate Corp.
- Organization
- Attachmate Corp. (ATTACH-1-Z)
- Org address
- 705 5th Avenue South, Seattle, WA, 98104
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-143-172-0-0-1
- Parent
- NET-143-0-0-0-0
- Created
- Sep 6, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 6, 1990
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN