Data as of Nov 7, 2026
216.185.57.0/24
3 residential-proxy exits · 30 daysUltahost, Inc. · space held by Alentus Corporation
Residential-proxy exits
Proxy exits
3
1.2% of its addresses · 30 days
Providers
3
selling exits here
Oct 8, 2026 – Nov 6, 2026
Exits seen per day
4 observations
Proxy providers listing exits
- Evomi
- IPFly
- NSocks
IPv4 market
Path
1 · Holder
record created Aug 17, 2000 · reallocated to Internet Utilities NA LLC Jan 7, 2025
2 · Leased from
4 · Use
Hosting
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
216.185.57.0/24
From the registry to its use
- Aug 17, 2000Registry recordAlentus CorporationDirect Allocation216.185.32.0/19
- Sep 1, 2015– Nov 13, 2017AnnouncedAS4250 Alentus Corporation
- May 18, 2017– May 29, 2017AnnouncedAS58252 Elastx AB
- Jul 20, 2021– Jul 31, 2021
- Jul 20, 2021– Jun 8, 2022
- Jul 22, 2021Route objectAS133973 Nettantra Technologies India PrivateARIN route object for AS133973 Nettantra Technologies India Private, maintainer MNT-ALENT
- Jun 9, 2022– Apr 10, 2024
- Mar 30, 2024– Jul 3, 2024
- May 5, 2024– May 16, 2024
- May 5, 2024– Jun 9, 2024AnnouncedAS136359 Hansin It Services Pvt. Ltd.
- Jun 22, 2024– Oct 7, 2024
- Oct 8, 2024– Oct 19, 2024
- Oct 8, 2024– Jun 16, 2025
- Jan 7, 2025ReallocatedInternet Utilities NA LLCReallocated216.185.56.0/21
- Jan 7, 2025AssignedInternet Utilities NA LLCReassigned216.185.57.0/24
- Jan 7, 2025Route objectIPXOARIN route object for AS132335 Leapswitch Networks Private Limited, maintainer MNT-DCL-577
- Jun 5, 2025– today
- Jun 12, 2025Route objectIPXOARIN route object for AS44259 Ultahost, Inc., maintainer MNT-DCL-577
- Jun 13, 2025Route objectIPXORADB route object for AS44259 Ultahost, Inc., maintainer MAINT-AS834
- Jul 8, 2026Route objectIPXOARIN route object for AS146943 Tier 4 Cloud Services, maintainer MNT-DCL-577
- Jul 10, 2026Route objectIPXORADB route object for AS146943 Tier 4 Cloud Services, maintainer MAINT-AS834
- todayRoute objectIPXORADB route object for AS132335 Leapswitch Networks Private Limited, maintainer MAINT-AS834
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 216.185.32.0/19 | 8,192 | ALENT-NBLK-1 | Alentus Corporation (ALENT) · US | Direct Allocation | Aug 17, 2000 | netops@ |
| └ 216.185.56.0/21 | 2,048 | HFD-56 | IPXO LLC (IL-845) · US | Reallocated | Nov 23, 2021 | abuse@ |
| └ 216.185.56.0/21 | 2,048 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Jan 7, 2025 | report@ |
| └ 216.185.57.0/24 | 256 | NET-216-185-57-0 | unknown | Reassigned | Jan 7, 2025 | report@ via HFD-56 |
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
- Alentus Corporation
- Handle
- ALENT
- Range
- 216.
185. 32. 0/ 19 - Registration type
- Direct Allocation
- Record created
- Aug 17, 2000
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated range
- 216.
185. 56. 0/ 21 - Reallocated
- Jan 7, 2025
Origin network
AS44259
US
- Name
- Ultahost, Inc.
- Type
- Hosting
- Registered
- Dec 13, 2007
- Domain
- ultahost.com
- Website
- ultahost.com/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Sep 2015
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 11
- Last change of origin
- Jun 2025
Recorded history
History
- Handoffs
- 11
RPKI
Route origin authorizations
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS44259 | ARIN | ipxo | MNT-DCL-577 | Jun 12, 2025 |
| AS44259 | RADB | autogen | MAINT-AS834 | Jun 13, 2025 |
| AS132335 not the origin | RADB | autogen | MAINT-AS834 | Oct 14, 2024 |
| AS132335 not the origin | ARIN | Used by EndUser | MNT-DCL-577 | Jan 7, 2025 |
| AS133973 not the origin | ARIN | Client Object | MNT-ALENT | Jul 22, 2021 |
| AS146943 not the origin | ARIN | Used by EndUser | MNT-DCL-577 | Jul 8, 2026 |
| AS146943 not the origin | RADB | autogen | MAINT-AS834 | Jul 10, 2026 |
Whois
Registration for this announcement
- Range
- 216.
185. 57. 0/ 24 - Netname
- NET-216-185-57-0
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reassigned
- Handle
- NET-216-185-57-0-1
- Parent
- NET-216-185-56-0-2
- Created
- Jan 7, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 17, 2000
- Status
- assigned
Report abuse
Abuse contact
- report@
abuseradar. com - Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN