Data as of Nov 6, 2026
103.28.171.0/24
No anonymizer space · no proxy exits in 30 daysNTT America, Inc. · space held by OSAKA OPTICAL NETWORKS, Inc
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 |
|---|---|---|---|---|---|---|
| 103.28.168.0/22 | 1,024 | OO-NET-JP | OSAKA OPTICAL NETWORKS, Inc (ORG-OONI1-AP) · JP | ALLOCATED PORTABLE | — | abuse@ |
| └ 103.28.171.0/24 | 256 | NTT_ | NTT Communications Corporation | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- OSAKA OPTICAL NETWORKS, Inc
- Handle
- ORG-OONI1-AP
- Range
- 103.
28. 168. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- NTT Communications Corporation
- Reallocated range
- 103.
28. 171. 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
- Jun 2014
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 2
- Last change of origin
- May 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 103.
28. 171. 0/ 24 - Netname
- NTT_
Communications_ Corporation - 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
- Sep 2, 2026
- Maintainer
- MAINT-OO-NET-JP
- RIR
- APNIC
- Country
- JP
- Delegated
- Jan 6, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
worldfirstcomm. top - Name
- Kevin Wang
- Handle
- KW770-AP