Data as of Nov 5, 2026
103.63.121.0/24
No anonymizer space · no proxy exits in 30 daysCMC Telecom Infrastructure Company · space held by CMC Telecom - Da Nang Branch
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 103.63.120.0/22 since Jun 2018 | AS45903 | Business | 5 1 always on | CMC Telecom - Da Nang Branch |
Network & registry
Origin network
AS45903
VN
- Name
- CMC Telecom Infrastructure Company
- Type
- Internet provider
- Registered
- Aug 28, 2009
- Domain
- cmctelecom.vn
- Website
- cmctelecom.vn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2022
- Current origin since
- Feb 2022 · 4.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.63.120.0/22 | AS45903 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 103.
63. 120. 0/ 22 - Netname
- CMCMIENTRUNG-VN
- Registrant
- CMC Telecom - Da Nang Branch
- Registrant country
- VN
- Organization
- CMC Telecom - Da Nang Branch
- Org country
- VN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 16, 2017
- Maintainer
- MAINT-VN-VNNIC
- RIR
- APNIC
- Country
- VN
- Delegated
- Jul 10, 2015
- Status
- assigned
Report abuse
Abuse contact
- hm-changed@
vnnic. vn - Name
- IRT-VNNIC-AP
- Handle
- IRT-VNNIC-AP