Data as of Nov 3, 2026
72.42.0.0/18
No anonymizer space · no proxy exits in 30 daysVerizon Business
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 |
|---|---|---|---|---|---|---|
| 72.42.0.0/18 | 16,384 | VZN-DSL-LVL3-BLK10 | Verizon Business (MCICS) · US | Direct Allocation | Mar 17, 2005 | [email protected] |
| └ 72.42.0.0/18 | 16,384 | VZN-DSL-LEVEL3-BLK10 | Level 3 Communications, Inc. (C01042612) · US | Reassigned | Mar 18, 2005 | [email protected] via VZN-DSL-LVL3-BLK10 |
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
- Verizon Business
- Handle
- MCICS
- Range
- 72.42.0.0/18
- Registration type
- Direct Allocation
- Record created
- Mar 17, 2005
Origin network
AS701
US
- Name
- Verizon Business
- Type
- Internet provider
- Registered
- Aug 3, 1990
- Domain
- verizonbusiness.com
- Website
- www.verizon.com/business/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jun 2013 · 13 yr
- Origin networks
- 3
- Last change of origin
- Jun 2013
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS701 | ARIN | MCI Communications Services, LLC d/b/a Verizon Business | MNT-MCICS | Oct 29, 2021 |
Whois
Registration for this announcement
- Range
- 72.42.0.0/18
- Netname
- VZN-DSL-LEVEL3-BLK10
- Registrant
- Level 3 Communications, Inc.
- Organization
- Level 3 Communications, Inc. (C01042612)
- Type
- Reassigned
- Handle
- NET-72-42-0-0-2
- Parent
- NET-72-42-0-0-1
- Created
- Mar 18, 2005
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 17, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-800-900-0241
- Handle
- ABUSE5603-ARIN