Data as of Nov 7, 2026
23.157.236.0/24
Anonymizer · ISP proxyExtreme Communications Technology Limited · space held by Zephyro Network LLC
Announcement
this exact prefix
RPKI valid
Announced by
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
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 23.157.236.0/24 | /24s |
|---|---|---|
| ARISK | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 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
- May 7, 2026Registry recordZephyro Network LLCDirect Allocation23.157.236.0/24
- May 7, 2026– Jul 17, 2026
- May 9, 2026
- Jul 6, 2026– today
- Jul 15, 2026Route objectAS202036 Extreme Communications Technology LimitedARIN route object for AS202036 Extreme Communications Technology Limited, maintainer MNT-ZNL-23
- todayLeased fromARISKIP broker
Network & registry
Origin network
AS202036
HK
- Name
- Extreme Communications Technology Limited
- Type
- Hosting
- Registered
- Jan 23, 2026
- Domain
- extreisp.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
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
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 23.
157. 236. 0/ 24 - Netname
- ZEPHYRO
- Registrant
- Zephyro Network LLC
- Organization
- Zephyro Network LLC (ZNL-23)
- Org address
- 2828 Cherry Blossom Way, Lexington, KY, 40511
- Org country
- MX
- Type
- Direct Allocation
- Handle
- NET-23-157-236-0-1
- Parent
- NET-23-0-0-0-0
- Created
- May 7, 2026
- RIR
- ARIN
- Country
- MX
- Delegated
- May 7, 2026
- Status
- assigned
Report abuse
Abuse contact
- RMoore@
zephyronet. com - Name
- Raven Nicole Moore
- Phone
- +1-502-822-6158
- Handle
- RNM4-ARIN