Data as of Nov 12, 2026
64.128.70.0/24
No anonymizer space · no proxy exits in 30 daysHighwoods Properties, Inc. · space held by Level 3 Parent, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 64.128.0.0/15 since Oct 2016 | AS3549 | Internet provider | 34 2 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 |
|---|---|---|---|---|---|---|
| 64.128.0.0/15 | 131,072 | TWTC-NETBLK-11 | Level 3 Parent, LLC (LPL-141) · US | Direct Allocation | Apr 26, 2004 | abuse@ |
| └ 64.128.70.0/24 | 256 | TWTC-HIGHWOODS-PROPERTIES | Highwood Properties / David Grubb (C01018520) · US | Reassigned | Feb 15, 2005 | abuse@ via TWTC-NETBLK-11 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Level 3 Parent, LLC
- Handle
- LPL-141
- Range
- 64.
128. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Apr 26, 2004
Origin network
AS23469
US
- Name
- Highwoods Properties, Inc.
- Type
- Business
- Registered
- Mar 21, 2002
- Domain
- highwoods.com
- Industry
- Internet Service Provider (ISP)
- 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
- Feb 2017 · 9.7 yr
- Origin networks
- 3
- Last change of origin
- Feb 2017
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
- Range
- 64.
128. 70. 0/ 24 - Netname
- TWTC-HIGHWOODS-PROPERTIES
- Registrant
- Highwood Properties / David Grubb
- Organization
- Highwood Properties / David Grubb (C01018520)
- Type
- Reassigned
- Handle
- NET-64-128-70-0-1
- Parent
- NET-64-128-0-0-1
- Created
- Feb 15, 2005
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 26, 2004
- Status
- assigned
Report abuse
Abuse contact
- abuse@
level3. com - Name
- L3 Abuse Contact
- Phone
- +1-877-453-8353
- Handle
- LAC56-ARIN