Data as of Nov 6, 2026
103.231.172.0/23
No anonymizer space · no proxy exits in 30 daysNetsec Limited · space held by Max Cloud Technology Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 103.231.172.0/22 | AS963 | Hosting | Max Cloud Technology Limited |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 103.231.172.0/24 since Aug 2020 | AS45753 | Hosting | Max Cloud Technology Limited via NETSEC | |
| 103.231.173.0/24 since Aug 2020 | AS45753 | Hosting | Max Cloud Technology Limited |
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 |
|---|---|---|---|---|---|---|
| 103.231.172.0/22 | 1,024 | MCTL-HK | Max Cloud Technology Limited (ORG-MCTL1-AP) · HK | ALLOCATED PORTABLE | — | abuse@ |
| └ 103.231.172.0/24 | 256 | NETSEC | NETSEC | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Origin network
AS45753
HK
- Name
- Netsec Limited
- Type
- Hosting
- Registered
- Jun 29, 2011
- Domain
- simcentric.com
- Website
- www.simcentric.com/en/
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2021
- Current origin since
- Apr 2021 · 5.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.231.172.0/22 | AS963 | /24 | APNIC | Another network |
| 103.231.172.0/22 | AS9744 | /24 | APNIC | Another network |
| 103.231.172.0/22 | AS45753 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 103.
231. 172. 0/ 22 - Netname
- MCTL-HK
- Registrant
- Max Cloud Technology Limited
- Registrant country
- HK
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 31, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- HK
- Delegated
- May 15, 2014
- Status
- assigned
Report abuse
Abuse contact
- abuse@
varidata. com - Name
- ABUSE MCTLHK
- Handle
- AM2702-AP