Data as of Nov 14, 2026
203.162.41.136/29
No anonymizer space · no proxy exits in 30 daysVNPT Corp · space held by Vietnam Posts and Telecommunications Group
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.162.40.0/21 since Oct 2017 | AS45899 | Residential | 147 1 always on | Vietnam Posts and Telecommunications Group via VietNam Data Communication Company | |
| 203.162.0.0/16 since Jul 2020 | AS45899 | Residential | 4,521 25 always on | Vietnam Posts and Telecommunications Group |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.162.0.0/16 | 65,536 | VNPT-VN | Vietnam Posts and Telecommunications Group | ALLOCATED PORTABLE | — | hm-changed@ |
| └ 203.162.32.0/20 | 4,096 | VDC-NET | VietNam Data Communication Company | ALLOCATED NON-PORTABLE | — | hm-changed@ via VNPT-VN |
| └ 203.162.41.136/29 | 8 | NVHTN-NET | Nha Van Hoa Thanh Nien | ASSIGNED NON-PORTABLE | — | hm-changed@ via VDC-NET |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 203.162.40.0/23
- Prefix
- 203.162.40.0/23
- Announced by
- AS45899 VNPT Corp
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- VDC-NET
- Registrant
- VietNam Data Communication Company
- RIR
- APNIC
Registry
Holder
- Organization
- Vietnam Posts and Telecommunications Group
- Range
- 203.
162. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- VietNam Data Communication Company
- Reallocated range
- 203.
162. 32. 0/ 20 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS45899
VN
- Name
- VNPT Corp
- Type
- Internet provider
- Registered
- Aug 28, 2009
- Domain
- vnpt.vn
- Website
- www.vnpt.vn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 7
Routing timeline
Covering aggregate above, the prefix's own history below
203.162.40.0/23
Routing history
- Pattern
- Stable
- First seen
- Mar 2014
- Current origin since
- Oct 2017 · 9.1 yr
- Origin networks
- 2
- Last change of origin
- Jul 2017
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.162.40.0/21 | AS45899 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 203.
162. 32. 0/ 20 - Netname
- VDC-NET
- Registrant
- VietNam Data Communication Company
- Registrant country
- VN
- Organization
- VietNam Data Communication Company
- Org country
- VN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 25, 2009
- Maintainer
- MAINT-VN-VNPT
- RIR
- APNIC
- Country
- VN
- Delegated
- Nov 23, 1998
- Status
- assigned