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Data as of Nov 15, 2026

23.157.236.0/24

Anonymizer · ISP proxy

Extreme Communications Technology Limited · space held by Zephyro Network LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS202036
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Jul 2026
from AS402363 KEYSTONE
IPv4 market

Path

Announced by AS202036 since Jul 2026 · 4 mo ago
1 · Holder
Zephyro Network LLC
record created May 7, 2026
2 · Leased from
ARISK
for its owner Zephyro Network LLC
3 · Announced by
AS202036 Extreme Communications Technology Limited
since Jul 2026 · 4 mo ago
4 · Use
ISP proxy
anonymizer space, operator not named

Operators, sellers and brokers

Leased from

IP brokers

NameIn 23.157.236.0/24/24s
ARISK
256100%
1
Leased from

Owners leasing their own space

NameIn 23.157.236.0/24/24s
Zephyro Network LLC
256100%
1

Lineage

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

23.157.236.0/24

From the registry to its use

  1. May 7, 2026
    Registry record
    Zephyro Network LLC
    Direct Allocation
    23.157.236.0/24
  2. May 7, 2026– Jul 17, 2026
    Announced
    AS402363 KEYSTONE
    Hosting
  3. May 9, 2026
    Route object
    AS402363 KEYSTONE
    ARIN route object for AS402363 KEYSTONE, maintainer MNT-ZNL-23
  4. Jul 6, 2026– today
    Announced
    AS202036 Extreme Communications Technology Limited
    Hosting
  5. Jul 15, 2026
    Route object
    AS202036 Extreme Communications Technology Limited
    ARIN route object for AS202036 Extreme Communications Technology Limited, maintainer MNT-ZNL-23
  6. today
    Leased from
    ARISK
    IP broker

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Rotating
First seen
May 2026
Current origin since
Jul 2026 · 4 mo
Origin networks
2
Last change of origin
Jul 2026
Recorded history

History

Handoffs
1