Data as of Nov 4, 2026
72.5.150.0/23
No anonymizer space · no proxy exits in 30 daysiCore Networks, Inc. · space held by PF IPV4 Borrower, LLC
IPv4 market
Path
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
72.5.150.0/23
From the registry to its use
- Sep 30, 2004Registry recordPF IPV4 Borrower, LLCDirect Allocation72.5.144.0/20
- May 9, 2005– today
- Jun 27, 2005AssignediCore NetworksReassigned72.5.150.0/23
- Jul 22, 2005– today
- Nov 3, 2010Route objectAS18851 iCore Networks, Inc.RADB route object for AS18851 iCore Networks, Inc., maintainer MAINT-AS18851
- todayLeased fromIPv4.GlobalIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Holder | RPKI |
|---|---|---|---|---|---|
| 72.5.144.0/20 since May 2005 | AS10913 | Unknown | IP broker IPv4.Global | PF IPV4 Borrower, 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 |
|---|---|---|---|---|---|---|
| 72.5.144.0/20 | 4,096 | PHIL-4-HOLDING | PF IPV4 Borrower, LLC (PIHL-4) · US | Direct Allocation | Sep 30, 2004 | [email protected] |
| └ 72.5.150.0/23 | 512 | INAP-WDC002-ICORE-2196 | iCore Networks (C01122857) · US | Reassigned | Jun 27, 2005 | [email protected] via PHIL-4-HOLDING |
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
- PF IPV4 Borrower, LLC
- Handle
- PIHL-4
- Range
- 72.5.144.0/20
- Registration type
- Direct Allocation
- Record created
- Sep 30, 2004
Origin network
AS18851
US
- Name
- iCore Networks, Inc.
- Type
- Business
- Registered
- Jun 30, 2005
- Domain
- icore.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2005
- Current origin since
- Jul 2005 · 21 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS18851 | RADB | iCore Networks - Internap Allocation | MAINT-AS18851 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 72.5.150.0/23
- Netname
- INAP-WDC002-ICORE-2196
- Registrant
- iCore Networks
- Organization
- iCore Networks (C01122857)
- Type
- Reassigned
- Handle
- NET-72-5-150-0-1
- Parent
- NET-72-5-144-0-1
- Created
- Jun 27, 2005
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 30, 2004
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- IP Admin
- Phone
- +1-212-610-5663
- Handle
- IPADM814-ARIN