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Data as of Nov 9, 2026

133.157.15.0/24

Anonymizer · ISP proxy

Fiber Optical Network LLC · space held by Japan Network Information Center

Announcement
this exact prefix
RPKI valid
Announced by
AS6282
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Oct 22, 2026
its first announcement on record
IPv4 market

Path

Announced by AS6282 since Oct 22, 2026 · 3 wk ago
1 · Holder
Japan Network Information Center
2 · Leased from
Ace Data Centers
3 · Announced by
AS6282 Fiber Optical Network LLC
since Oct 22, 2026 · 3 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 133.157.15.0/24/24s
Ace Data Centers
256100%
1

Lineage

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

133.157.15.0/24

From the registry to its use

  1. Oct 22, 2026– Nov 8, 2026
    Announced
    AS6282 Fiber Optical Network LLC
    Hosting
  2. today
    Registry record
    Japan Network Information Center
    ALLOCATED PORTABLE
    133.0.0.0/8
  3. today
    Assigned
    GMO NetIRD, Inc.
    133.157.0.0/16

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
133.0.0.0/816,777,216JPNIC-NET-JP-ERXJapan Network Information CenterALLOCATED PORTABLE—hostmaster@nic.ad.jp

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
IPv4 market

Holder

Holder in the market →
Organization
Japan Network Information Center
Range
133.0.0.0/8
Registration type
ALLOCATED PORTABLE
Origin network

AS6282

US
Name
Fiber Optical Network LLC
Type
Hosting
Registered
Mar 23, 2021
Domain
fiberopticalnetwork.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed