Data as of Nov 12, 2026

149.57.192.0/24

Anonymizer · ISP proxy

KDDI Corporation · space held by Cogent Communications, LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
IPv4 market

Path

1 · Holder
record created Jan 28, 1992 · reallocated to LogicWeb Inc. Jun 1, 2021
2 · Leased from
3 · Announced by
AS2516 KDDI Corporation
since Nov 2025 · 12 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 149.57.192.0/24/24s
LogicWeb
256100%
1
Leased from

Owners leasing their own space

NameIn 149.57.192.0/24/24s
Cogent Communications, LLC
256100%
1

Lineage

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

149.57.192.0/24

From the registry to its use

  1. Jan 28, 1992
    Registry record
    Cogent Communications, LLC
    Direct Allocation (legacy, pre-1997)
    149.57.0.0/16
  2. Jun 1, 2021
    Reallocated
    LogicWeb Inc.
    Reallocated
    149.57.0.0/16
  3. Mar 5, 2022– Nov 11, 2022
    Announced
    AS35913 DediPath
  4. Nov 20, 2025– today
    Announced
    AS2516 KDDI Corporation
    Internet provider
  5. Nov 3, 2026
    Route object
    AS2516 KDDI Corporation
    JPIRR route object for AS2516 KDDI Corporation, maintainer MAINT-AS2516
  6. today
    Leased from
    LogicWeb
    IP 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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
149.57.0.0/1665,536COGENT-149-57-16Cogent Communications, LLC (COGC) · USDirect AllocationJan 28, 1992abuse@cogentco.com
└ 149.57.0.0/1665,536LOGICWEBLogicWeb Inc. (LOGIC-25) · USReallocatedJun 1, 2021abuse@logicweb.com

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Reactivated
First seen
Mar 2022
Current origin since
Nov 2025 · 12 mo
Origin networks
2
Last change of origin
Nov 2025
Recorded history

History

Handoffs
1