Data as of Nov 7, 2026
63.143.43.0/24
4 residential-proxy exits · 30 daysLimestone Networks, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Jun 2026
its first announcement on record
Residential-proxy exits
Proxy exits
4
1.6% of its addresses · 30 days
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
36 observations
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.143.32.0/19 since Oct 2011 | AS46475 | Hosting | Limestone Networks, Inc. |
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 |
|---|---|---|---|---|---|---|
| 63.143.32.0/19 | 8,192 | LIMESTONE-NETWORKS | Limestone Networks, Inc. (LIMES-2) · US | Direct Allocation | Oct 27, 2011 | abuse@ |
| └ 63.143.43.152/29 | 8 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.160/29 | 8 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.168/29 | 8 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.176/29 | 8 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.184/31 | 2 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.186/31 | 2 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.188/31 | 2 | LSN-DLLSTX-1 | unknown | — | — | — |
| └ 63.143.43.190/31 | 2 | LSN-DLLSTX-1 | unknown | — | — | — |
Network & registry
Origin network
AS46475
US
- Name
- Limestone Networks, Inc.
- Type
- Hosting
- Registered
- Sep 29, 2008
- Domain
- limestonenetworks.com
- Website
- www.limestonenetworks.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 29
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 4 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 63.143.32.0/19 | AS46475 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 63.
143. 32. 0/ 19 - Netname
- LIMESTONE-NETWORKS
- Registrant
- Limestone Networks, Inc.
- Organization
- Limestone Networks, Inc. (LIMES-2)
- Org address
- 400 S. Akard Street, Dallas, TX, 75202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-143-32-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Oct 27, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 27, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
limestonenetworks. com - Name
- Abuse
- Phone
- +1-214-586-0555
- Handle
- ABUSE1804-ARIN