Data as of Nov 6, 2026
103.233.188.0/22
No anonymizer space · no proxy exits in 30 daysCompanhia de Telecomunicacoes de Macau SARL · space held by Companhia de Telecomunicacoes de Macau
Network & registry
Origin network
AS4609
MO
- Name
- Companhia de Telecomunicacoes de Macau SARL
- Type
- Internet provider
- Registered
- Jun 15, 1995
- Domain
- ctm.net
- Website
- www.ctm.net/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2014
- Current origin since
- Jul 2014 · 12 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.233.188.0/22 | AS4609 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 103.233.188.0/23 | AS4609 | APNIC | Companhia de Telecomunicacoes de Macau | MAINT-CTM-MO | Aug 25, 2023 |
| 103.233.188.0/24 | AS4609 | APNIC | CTM Internet Service | MAINT-CTM-MO | Jul 23, 2014 |
| 103.233.189.0/24 | AS4609 | APNIC | CTM Internet Service | MAINT-CTM-MO | Jul 23, 2014 |
| 103.233.190.0/23 | AS4609 | APNIC | Companhia de Telecomunicacoes de Macau | MAINT-CTM-MO | Aug 25, 2023 |
| 103.233.190.0/24 | AS4609 | APNIC | CTM Internet Service | MAINT-CTM-MO | Jul 23, 2014 |
| 103.233.191.0/24 | AS4609 | APNIC | CTM Internet Service | MAINT-CTM-MO | Jul 23, 2014 |
Whois
Registration for this announcement
- Range
- 103.
233. 188. 0/ 22 - Netname
- CTM-MO
- Registrant
- Companhia de Telecomunicacoes de Macau
- Registrant country
- MO
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 18, 2021
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- MO
- Delegated
- Jun 12, 2014
- Status
- assigned
Report abuse
Abuse contact
- NMC_
Internet_ LeasedLine@ ctm. com. mo - Name
- ABUSE CTMMO
- Handle
- AC2161-AP