Data as of Nov 9, 2026

173.211.127.0/24

Anonymizer · ISP proxy

Karolio IT paslaugos, UAB · space held by Colocation America Corporation

Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jul 2026
from AS40352 Rapid Hacks LLC
IPv4 market

Path

Announced by AS211440 since Jul 2026 · 4 mo ago
1 · Holder
record created Oct 5, 2009 · reallocated to Internet Utilities NA LLC Jan 7, 2025
2 · Leased from
its owner, directly
3 · Announced by
AS211440 Karolio IT paslaugos, UAB
since Jul 2026 · 4 mo ago
4 · Use
Proxy providersnamed IPRoyal
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentIn 173.211.127.0/24/24s
IPRoyal
256100%
1
Leased from

Owners leasing their own space

NameIn 173.211.127.0/24/24s
Colocation America Corporation
256100%
1

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

173.211.127.0/24

From the registry to its use

  1. Oct 5, 2009
    Registry record
    Colocation America Corporation
    Direct Allocation
    173.211.0.0/17
  2. May 15, 2010– Apr 15, 2011
    Announced
    AS4436 GTT Americas, LLC
    as part of 173.211.0.0/17
    173.211.0.0/17
  3. Aug 1, 2011– Nov 8, 2026
    Announced
    AS21769 Colocation America Corporation
    as part of 173.211.0.0/17
    173.211.0.0/17
  4. Feb 4, 2023– Mar 23, 2023
    Announced
    AS63023 GTHost
    Hosting
  5. Feb 4, 2023– Apr 28, 2023
    Announced
    AS834 IPXO LLC
    Hosting
  6. Mar 12, 2023– Apr 4, 2023
    Announced
    AS61317 Hivelocity LLC
    Hosting
  7. Mar 24, 2023– Apr 4, 2023
    Announced
    AS30081 CacheFly
    Hosting
  8. Apr 17, 2023– Jul 21, 2023
    Announced
    AS200482 nexserv GmbH
    Hosting
  9. Jul 10, 2023– Oct 13, 2023
    Announced
    AS834 IPXO LLC
    Hosting
  10. Oct 2, 2023– Dec 1, 2025
    Announced
    AS9009 M247 Europe SRL
    Hosting
  11. Jan 7, 2025
    Reallocated
    Internet Utilities NA LLC
    Reallocated
    173.211.124.0/22
  12. Jan 31, 2026– Mar 31, 2026
    Announced
    AS16276 OVH SAS
    Hosting
  13. Apr 1, 2026– Apr 24, 2026
    Announced
    AS40352 Rapid Hacks LLC
  14. Jul 6, 2026– Nov 8, 2026
    Announced
    AS211440 Karolio IT paslaugos, UAB
    Hosting
  15. Jul 9, 2026
    Assigned
    Internet Utilities NA LLC
    Reassigned
    173.211.127.0/24
  16. Jul 9, 2026
    Route object
    IPXO
    RADB route object for AS211440 Karolio IT paslaugos, UAB, maintainer MAINT-AS834
  17. Jul 9, 2026
    Route object
    IPXO
    ARIN route object for AS211440 Karolio IT paslaugos, UAB, maintainer MNT-DCL-577
  18. today
    Leased from
    IPXO
    IP broker
  19. today
    Used
    IPRoyal
    Proxy seller

Announcements

Less specific

Covering announcements

PrefixOriginTypeAnonymizer addressesOperatorLeased fromHolderRPKI
173.211.0.0/17
since Aug 2011
AS21769Hosting7,16822%Datacenter proxyProxy providersoperated by OxylabsIP broker IPXO (part)Colocation America Corporation

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
173.211.0.0/1732,768CAC-BLOCK7Colocation America Corporation (CAC-89) · USDirect AllocationOct 5, 2009Abuse@colocationamerica.com
└ 173.211.124.0/221,024IPXOIPXO LLC (IL-845) · USReallocatedJul 29, 2022abuse@ipxo.com
└ 173.211.124.0/221,024NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJan 7, 2025report@abuseradar.com
└ 173.211.127.0/24256NET-173-211-127-0-24unknownReassignedJul 9, 2026report@abuseradar.com
via IPXO

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
Colocation America Corporation
Handle
CAC-89
Range
173.211.0.0/17
Registration type
Direct Allocation
Record created
Oct 5, 2009
Reallocated to
Internet Utilities NA LLC (DCL-577)
Reallocated range
173.211.124.0/22
Reallocated
Jan 7, 2025
Origin network

AS211440

LT
Name
Karolio IT paslaugos, UAB
Type
Hosting
Registered
Apr 21, 2021
Domain
simoresta.lt
Website
simoresta.lt
Spamhaus ASN-DROP
not listed