Data as of Nov 8, 2026
222.255.121.0/24
No anonymizer space · no proxy exits in 30 daysVietnam Posts and Telecommunications (VNPT) · space held by Vietnam Posts and Telecommunications Group
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 222.255.120.0/21 since Jun 2018 | AS45899 | Residential | 173 1 always on | Vietnam Posts and Telecommunications Group via VietNam Data Communication Company | |
| 222.255.0.0/16 since Jul 2020 | AS45899 | Residential | 5,912 77 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 |
|---|---|---|---|---|---|---|
| 222.252.0.0/14 | 262,144 | VNPT-VN | Vietnam Posts and Telecommunications Group | ALLOCATED PORTABLE | — | hm-changed@ |
| └ 222. | 38,400 | VDC-NET | VietNam Data Communication Company | ALLOCATED NON-PORTABLE | — | hm-changed@ via VNPT-VN |
| └ 222.255.121.0/25 | 128 | telehostingasiasoft-net | Telehosting Asia Soft | 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.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
256 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 128 | 50% | 1 | |
| Residential | 128 | 50% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- Vietnam Posts and Telecommunications Group
- Range
- 222.
252. 0. 0/ 14 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- VietNam Data Communication Company
- Reallocated range
- 222.
255. 74. 0 - 222. 255. 223. 255 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS7643
VN
- Name
- Vietnam Posts and Telecommunications (VNPT)
- Type
- Internet provider
- Registered
- Oct 14, 1997
- Domain
- vnpt.vn
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2014
- Current origin since
- May 2014 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 222.255.121.0/24 | AS7643 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 222.
255. 74. 0 - 222. 255. 223. 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
- May 18, 2004
- Status
- assigned