Data as of Nov 9, 2026
143.186.109.0/24
No anonymizer space · no proxy exits in 30 daysAttachmate Corp. · space held by Borland Software Corporation
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 143.186.108.0/22 since Jan 2023 | AS254 | Business | Borland Software Corporation |
Network & registry
Origin network
AS254
US
- Name
- Attachmate Corp.
- Type
- Business
- Registered
- Nov 11, 1988
- Domain
- attachmate.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2023
- Current origin since
- Mar 2023 · 3.6 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS254 | RADB | To allow routing to other ISPs | MAINT-AS7132 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 143.
186. 0. 0/ 16 - Netname
- BORLAND
- Registrant
- Borland Software Corporation
- Organization
- Borland Software Corporation (BORLA-1)
- Org address
- 700 King Farm Blvd., Rockville, MD, 20850
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-143-186-0-0-1
- Parent
- NET-143-0-0-0-0
- Created
- Oct 1, 1990
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 1, 1990
- Status
- assigned
Report abuse
Abuse contact
- Help.
Desk@ borland. com - Name
- Help Desk
- Phone
- +1-301-838-5000
- Handle
- HELPD68-ARIN