Data as of Nov 3, 2026
149.21.0.0/16
No anonymizer space · no proxy exits in 30 daysLevel 3 Parent, LLC · space held by McKesson Corp.
Announcement
this exact prefix
No RPKI
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS10599 McKesson Corp.
Network & registry
Origin network
AS203
US
- Name
- Level 3 Parent, LLC
- Type
- Internet provider
- Registered
- Jun 5, 2002
- Domain
- level3.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2019
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 149.21.0.0/16
- Netname
- MCK-GLOBAL-INFRASTRUCTURE
- Registrant
- McKesson Corp.
- Organization
- McKesson Corp. (MCKESS)
- Org address
- 6535 N. State Highway 161, Irving, TX, 75039
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-149-21-0-0-1
- Parent
- NET-149-0-0-0-0
- Created
- Dec 23, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 23, 1993
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network Infrastructure Team
- Phone
- +1-972-446-4800;extN/A
- Handle
- NIT2-ARIN