Data as of Nov 12, 2026
203.162.166.0/24
No anonymizer space · no proxy exits in 30 daysVietnam Posts and Telecommunications Group
Announcement
this exact prefix
RPKI invalid (origin)
Announced by
Type
Residential
Risk
0 / 100 · Low
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.162.166.0/23 since Oct 2017 | AS45899 | Residential | 8 | Vietnam Posts and Telecommunications Group via VietNam Data Communication Company | |
| 203.162.0.0/16 since Jul 2020 | AS45899 | Residential | 4,490 22 always on | Vietnam Posts and Telecommunications Group |
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 |
|---|---|---|---|---|---|---|
| 203.162.0.0/16 | 65,536 | VNPT-VN | Vietnam Posts and Telecommunications Group | ALLOCATED PORTABLE | — | hm-changed@ |
| └ 203. | 8,192 | VDC-NET | VietNam Data Communication Company | ALLOCATED NON-PORTABLE | — | hm-changed@ via VNPT-VN |
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
IPv4 market
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. 144. 0 - 203. 162. 175. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS135905
VN
- Name
- Vietnam Posts and Telecommunications Group
- Type
- Internet provider
- Registered
- Nov 15, 2016
- Domain
- vnpt.com.vn
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 2
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.162.164.0/22 | AS45899 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 203.
162. 144. 0 - 203. 162. 175. 255 - 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 5, 2002
- Status
- assigned