Data as of Nov 3, 2026
136.0.123.0/24
Anonymizer · ISP proxyNTT America, Inc. · space held by Ace Data Centers II, L.L.C.
Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin May 2026
from AS208185 Net Gate Telecom S.R.L.
IPv4 market
Path
Announced by AS2914 since May 2026 · 5 mo ago
2 · Leased from
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 136.0.123.0/24 | /24s |
|---|---|---|
| Ace Data Centers | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
136.0.123.0/24
From the registry to its use
- May 11, 2012Registry recordAce Data Centers II, L.L.C.Direct Allocation136.0.0.0/16
- Aug 15, 2023– Sep 20, 2025Announced
- Sep 9, 2025– Jan 6, 2026
- Dec 26, 2025– Feb 11, 2026
- Jan 7, 2026– Jan 18, 2026AnnouncedAS215474 Biil RU Ltd
- Jan 31, 2026– Apr 24, 2026AnnouncedAS208185 Net Gate Telecom S.R.L.
- May 21, 2026AssignedMetronetReassigned136.0.123.0/24
- May 31, 2026– Nov 2, 2026
- Jun 5, 2026Route objectAS2914 NTT America, Inc.ARIN route object for AS2914 NTT America, Inc., maintainer MNT-ADCIL
- todayLeased fromAce Data CentersIP 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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 136.0.0.0/16 | 65,536 | ADCIL | Ace Data Centers II, L.L.C. (ADCIL) · US | Direct Allocation | May 11, 2012 | [email protected] |
| └ 136.0.123.0/24 | 256 | METRONET | Metronet (C11600530) · US | Reassigned | May 21, 2026 | [email protected] via ADCIL |
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
- Ace Data Centers II, L.L.C.
- Handle
- ADCIL
- Range
- 136.0.0.0/16
- Registration type
- Direct Allocation
- Record created
- May 11, 2012
Origin network
AS2914
US
- Name
- NTT America, Inc.
- Type
- Internet provider
- Registered
- Dec 7, 1998
- Domain
- ntt.net
- Website
- www.gin.ntt.net/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Aug 2023
- Current origin since
- May 2026 · 5 mo
- Origin networks
- 6
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 5
Whois
Registration for this announcement
- Range
- 136.0.123.0/24
- Netname
- METRONET
- Registrant
- Metronet
- Organization
- Metronet (C11600530)
- Type
- Reassigned
- Handle
- NET-136-0-123-0-1
- Parent
- NET-136-0-0-0-1
- Created
- May 21, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- May 11, 2012
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-801-851-5540
- Handle
- ABUSE8727-ARIN