Data as of Nov 8, 2026
103.51.50.0/23
No anonymizer space · no proxy exits in 30 daysArcnet NTT MSC ISP · space held by NTT MSC Sdn. Bhd.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 103.51.50.0/24 since Nov 2024 | AS10204 | Hosting | NTT MSC Sdn. Bhd. via NTT MSC Sdn Bhd | |
| 103.51.51.0/24 since Feb 2025 | AS10204 | Hosting | NTT MSC Sdn. Bhd. via NTT MSC Sdn Bhd |
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 |
|---|---|---|---|---|---|---|
| 103.51.48.0/22 | 1,024 | NMSBM-MY | NTT MSC Sdn. Bhd. (ORG-NMSB2-AP) · MY | ALLOCATED PORTABLE | — | ap. |
| └ 103.51.50.0/24 | 256 | NTTMSC | NTT MSC Sdn Bhd | ALLOCATED NON-PORTABLE | — | ap. |
| └ 103.51.51.0/24 | 256 | NTTMSC | NTT MSC Sdn Bhd | ALLOCATED NON-PORTABLE | — | ap. |
Network & registry
Origin network
AS10204
MY
- Name
- Arcnet NTT MSC ISP
- Type
- Hosting
- Registered
- Sep 8, 2000
- Domain
- nttdata.com
- Website
- www.nttdata.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2023
- Current origin since
- Aug 2023 · 3.3 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.51.50.0/23 | AS10204 | /23 | APNIC | RPKI valid |
| 103.51.48.0/22 | AS10204 | /22 | APNIC | Too specific |
| 103.51.48.0/22 | AS134069 | /22 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS10204 | APNIC | NTT MSC SDN. BHD. | MAINT-NMSBM-MY | Jun 15, 2023 |
Whois
Registration for this announcement
- Range
- 103.
51. 48. 0/ 22 - Netname
- NMSBM-MY
- Registrant
- NTT MSC Sdn. Bhd.
- Registrant country
- MY
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 19, 2026
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- MY
- Delegated
- Feb 18, 2015
- Status
- assigned
Report abuse
Abuse contact
- ap.
eis-netops@ global. ntt - Name
- ABUSE NTTEISBB
- Handle
- AN3335-AP