Data as of Nov 8, 2026
103.23.221.0/24
Anonymizer · ISP proxyNTT America, Inc. · space held by Internet Communication Laboratory
IPv4 market
Path
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 103.23.221.0/24 | /24s |
|---|---|---|
| ARISK | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 103.23.221.0/24 | /24s |
|---|---|---|
| Gauss Research Laboratory | 256100% | 1 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
103.23.221.0/24
From the registry to its use
- Oct 22, 2013– Aug 3, 2025
- Apr 13, 2026– today
- todayRegistry recordInternet Communication LaboratoryALLOCATED PORTABLE103.23.220.0/22
- todayReallocatedNTT Communications CorporationALLOCATED NON-PORTABLE103.23.221.0/24
- todayRoute objectAS2914 NTT America, Inc.APNIC route object for AS2914 NTT America, Inc., maintainer MAINT-IC-LABO-JP
- todayLeased fromARISKIP 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 |
|---|---|---|---|---|---|---|
| 103.23.220.0/22 | 1,024 | IC-LABO-JP | Internet Communication Laboratory (ORG-ICL2-AP) · JP | ALLOCATED PORTABLE | — | abuse@ |
| └ 103.23.221.0/24 | 256 | Westeros-Communications | NTT Communications Corporation | ALLOCATED NON-PORTABLE | — | support@ |
Network & registry
IPv4 market
Holder
- Organization
- Internet Communication Laboratory
- Handle
- ORG-ICL2-AP
- Range
- 103.
23. 220. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- NTT Communications Corporation
- Reallocated range
- 103.
23. 221. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
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
- Oct 2013
- Current origin since
- Apr 2026 · 7 mo
- Origin networks
- 2
- Last change of origin
- Apr 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 103.
23. 221. 0/ 24 - Netname
- Westeros-Communications
- Registrant
- NTT Communications Corporation
- Registrant country
- JP
- Organization
- NTT Communications Corporation
- Org country
- JP
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Apr 24, 2026
- Maintainer
- MAINT-IC-LABO-JP
- RIR
- APNIC
- Country
- JP
- Delegated
- Dec 7, 2011
- Status
- assigned
Report abuse
Abuse contact
- support@
ariskisp. com - Name
- Pax Fussell
- Handle
- PF238-AP