Data as of Nov 5, 2026
202.78.224.0/22
No anonymizer space · no proxy exits in 30 daysQuang Trung Software City Development Company · space held by Quang Trung Software City Development Company Limited
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 202.78.224.0/24 since Jun 2011 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited | |
| 202.78.225.0/24 since Nov 2019 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited | |
| 202.78.226.0/24 since May 2020 | AS24085 | Unknown | Quang Trung Software City Development Company Limited | |
| 202.78.227.0/24 since Sep 2006 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited via ip range allocate for dedicate server service of QTSC |
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 |
|---|---|---|---|---|---|---|
| 202.78.224.0/21 | 2,048 | QTSC-VN | Quang Trung Software City Development Company Limited | ALLOCATED PORTABLE | — | hm-changed@ |
| └ 202.78.224.0/24 | 256 | headofficenetwork-net | ip range assigned for Infrastructure at QTSC office's Network | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.225.0/28 | 16 | dirtynet-net | ip range assigned for dirty net of QTSC Network | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.225.16/28 | 16 | internettransit-net | ip range assigned for Internet Transit Service | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.225.32/28 | 16 | msfcinternet-net | ip range assigned for MSFC Internet VS Service | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.225.128/25 | 128 | nat-net | ip range assigned to NAT for IP Private Customer | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.226.0/24 | 256 | pecelink-net | ip range assigned for PE-CE Link Service | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.227.0/24 | 256 | dedicateserver-net | ip range allocate for dedicate server service of QTSC | ALLOCATED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202. | 16 | salan-net | ip range assigned for Cong ty TNHH Tin hoc Salan | ASSIGNED NON-PORTABLE | — | hm-changed@ via dedicateserver-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
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 704 | 69% | 4 | |
| Unknown | 256 | 25% | 1 | |
| Business | 64 | 6.3% | 4 |
Network & registry
Announced by
Covering announcement 202.78.224.0/21
- Prefix
- 202.78.224.0/21
- Announced by
- AS24085 Quang Trung Software City Development Company
- Type
- Internet provider
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- QTSC-VN
- Registrant
- Quang Trung Software City Development Company Limited
- RIR
- APNIC
Origin network
AS24085
VN
- Name
- Quang Trung Software City Development Company
- Type
- Internet provider
- Registered
- Jun 22, 2004
- Domain
- qtsc.com.vn
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1
Routing timeline
Who has announced 202.78.224.0/21
202.78.224.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2025 · 11 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 202.78.224.0/21 | AS24085 | /24 | APNIC | RPKI valid |
IRR
Route objects on 202.78.224.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS1234 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 22, 2017 |
| AS7552 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 22, 2017 |
| AS7643 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | May 11, 2005 |
| AS18403 not the origin | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 22, 2017 |
| AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| AS24085 | NTTCOM | ip range assigned for Infrastructure at QTSC office's Network | MAINT-VDC | Jul 21, 2008 |
| AS24085 | RADB | PACNET (proxy-registered route object) | MAINT-AS4637 | Nov 13, 2023 |
| AS24085 | REACH | REACH (Customer Route) | MAINT-REACH-NOC | Mar 22, 2017 |
Whois
Registration for this announcement
- Range
- 202.
78. 224. 0/ 21 - Netname
- QTSC-VN
- Registrant
- Quang Trung Software City Development Company Limited
- Registrant country
- VN
- Organization
- Quang Trung Software City Development Company Limited
- Org country
- VN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 16, 2025
- Maintainer
- MAINT-VN-VNNIC
- RIR
- APNIC
- Country
- VN
- Delegated
- Sep 15, 2004
- Status
- assigned
Report abuse
Abuse contact
- hm-changed@
vnnic. vn - Name
- IRT-VNNIC-AP
- Handle
- IRT-VNNIC-AP