Data as of Nov 14, 2026
72.244.245.0/24
No anonymizer space · no proxy exits in 30 daysTngnet B.V. · space held by GTT Americas, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Nov 3, 2026
from AS174 Cogent Communications, LLC
IPv4 market
Path
Announced by AS213784 since Nov 3, 2026 · 11 days ago
1 · Holder
record created Mar 22, 2005 · reallocated to Internet Utilities NA LLC Jul 30, 2025
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
72.244.245.0/24
From the registry to its use
- Mar 22, 2005Registry recordGTT Americas, LLCDirect Allocation72.244.0.0/15
- Sep 22, 2005– May 15, 2022
- Apr 29, 2023– today
- Jul 30, 2025ReallocatedInternet Utilities NA LLCReallocated72.244.0.0/16
- Sep 9, 2025– Dec 13, 2025
- Jan 19, 2026– Nov 2, 2026
- Jan 27, 2026Route objectIPXORADB route object for AS174 Cogent Communications, LLC, maintainer MAINT-AS834
- Jan 27, 2026Route objectIPXOARIN route object for AS174 Cogent Communications, LLC, maintainer MNT-DCL-577
- Oct 28, 2026Route objectIPXOARIN route object for AS213784 Tngnet B.V., maintainer MNT-DCL-577
- Oct 29, 2026Route objectIPXORADB route object for AS213784 Tngnet B.V., maintainer MAINT-AS834
- Nov 3, 2026– today
- todayLeased fromIPXOIP broker
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 72.244.0.0/15 since Apr 2023 | AS3257 | Internet provider | IP broker IPXO (part) | 424 | GTT Americas, 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 |
|---|---|---|---|---|---|---|
| 72.244.0.0/15 | 131,072 | MEGAPATH-BLK-63 | GTT Americas, LLC (GAL-104) · US | Direct Allocation | Mar 22, 2005 | abuse@ |
| └ 72.244.0.0/16 | 65,536 | IPXO-GTT | IPXO LLC (IL-845) · US | Reallocated | Jul 18, 2025 | abuse@ |
| └ 72.244.0.0/16 | 65,536 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jul 30, 2025 | report@ |
Network & registry
IPv4 market
Holder
- Organization
- GTT Americas, LLC
- Handle
- GAL-104
- Range
- 72.
244. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Mar 22, 2005
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated range
- 72.
244. 0. 0/ 16 - Reallocated
- Jul 30, 2025
Origin network
AS213784
NL
- Name
- Tngnet B.V.
- Type
- Hosting
- Registered
- Dec 2, 2024
- Domain
- tngnet.com
- Website
- www.tngnet.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Sep 2025
- Current origin since
- Nov 3, 2026 · under a month
- Origin networks
- 3
- Last change of origin
- Nov 3, 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 72.
244. 0. 0/ 16 - Netname
- NETUTILS
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reallocated
- Handle
- NET-72-244-0-0-3
- Parent
- NET-72-244-0-0-2
- Created
- Jul 30, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 22, 2005
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN