Data as of Nov 9, 2026
63.215.120.0/23
No anonymizer space · no proxy exits in 30 daysEze Castle Software LLC · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 63.208.0.0/13 since May 2005 | AS3356 | Internet provider | 184 23 always on | Level 3 Parent, LLC |
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 |
|---|---|---|---|---|---|---|
| 63.208.0.0/13 | 524,288 | LEVEL4-CIDR | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | May 28, 1999 | abuse@ |
| └ 63.215.120.0/23 | 512 | LVLT-TAL-63-215-120 | Townsend Analytics, Ltd. (TAL) · US | Reallocated | Sep 30, 2011 | — |
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 63.
208. 0. 0/ 13 - Registration type
- Direct Allocation
- Record created
- May 28, 1999
- Reallocated to
- Townsend Analytics, Ltd. (TAL)
- Reallocated range
- 63.
215. 120. 0/ 23 - Reallocated
- Sep 30, 2011
Origin network
AS10461
US
- Name
- Eze Castle Software LLC
- Type
- Business
- Registered
- Aug 11, 1997
- Domain
- ezecastlesoftware.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
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS10461 | ALTDB | EZE aka SS&C | MNTNER-AS10641 | Jan 30, 2023 |
Whois
Registration for this announcement
- Range
- 63.
215. 120. 0/ 23 - Netname
- LVLT-TAL-63-215-120
- Registrant
- Townsend Analytics, Ltd.
- Organization
- Townsend Analytics, Ltd. (TAL)
- Org address
- 100 S. WACKER, Suite 2000, CHICAGO, IL, 60606
- Org country
- US
- Type
- Reallocated
- Handle
- NET-63-215-120-0-1
- Parent
- NET-63-208-0-0-1
- Created
- Sep 30, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- May 28, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
level3. com - Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN