Data as of Nov 5, 2026
202.78.224.0/21
1 residential-proxy exit · 30 daysQuang Trung Software City Development Company · space held by Quang Trung Software City Development Company Limited
Residential-proxy exits
Proxy exits
1
0.05% of its addresses · 30 days
Spread
1 of 8
/24s with at least one exit
Providers
1
selling exits here
Oct 6, 2026 – Nov 4, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- BartProxies
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Proxy exits | 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 | ||
| 202.78.228.0/24 since Aug 2016 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited | ||
| 202.78.229.0/24 since Jul 2008 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited | ||
| 202.78.230.0/24 since Sep 2016 | AS24085 | Internet provider | Quang Trung Software City Development Company Limited | ||
| 202.78.231.0/24 since Sep 2016 | AS24085 | Internet provider | 1 | Quang Trung Software City Development Company Limited |
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 |
|---|---|---|---|---|---|---|
| 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 |
| └ 202.78.228.0/26 | 64 | smss-net | ip range assigned for Sports Marketing Software Services Co Ltd | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.229.0/28 | 16 | internethostting-net | ip range assigned for Internet Hosting Service | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.0/29 | 8 | ghpfareast-net | ip range assigned for GHP Far East Ltd Company | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.8/29 | 8 | giaiphapdientu-net | ip range assigned for Cong ty Co phan Giai phan Dien tu | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.16/29 | 8 | actSoft-net | ip range assigned for Cong ty ActSoft | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.24/29 | 8 | tuv-net | ip range assigned for Cong ty TUV | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.32/29 | 8 | saigontech-net | Saigon Institute of technology | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.40/29 | 8 | digitexx-net | ip range assigned for Digitexx Vietnam Co | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.48/29 | 8 | toancau-net | ip range assigned for Cong ty Toan Cau | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.56/29 | 8 | vandeale-net | ip range assigned for Cong ty Vandeale | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.64/29 | 8 | ptt-net | ip range assigned for Cong ty PTT | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.80/29 | 8 | aplis-net | ip range assigned for Cong ty TNHH Aplis Vietnam | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.88/29 | 8 | larion-net | ip range assigned for Cong ty TNHH Tu van va Phat trien phan mem Larion | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.96/29 | 8 | thanho-net | ip range assigned for Cong ty TNHH Than ho | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.120/29 | 8 | larion-net | ip range assigned for Cong ty TNHH Tu van va Phat trien phan mem Larion | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.144/28 | 16 | globalcybersoft-net | ip range assigned for Global Cybersoft Vietnam Inc | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.160/29 | 8 | equansian-net | ip range assigned for Aquasian Company | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.168/29 | 8 | ghpfareast-net | ip range assigned for GHP Far East Ltd Company | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.176/29 | 8 | phanmemkimlong-net | ip range assigned for Cong ty Phan mem Kim Long | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202. | 16 | globalcybersoft-net | ip range assigned for Global Cybersoft Vietnam Inc | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.200/29 | 8 | globalcybersoft-net | ip range assigned for Global Cybersoft Vietnam Inc | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.208/29 | 8 | unicovietnam-net | ip range assigned for Cong ty TNHH Unico Vietnam | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.230.216/29 | 8 | teamworkvietnam-net | ip range assigned for Teamwork Vietnam | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202. | 9 | vprobes-net | ip range assigned for V-Probes VN | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.16/29 | 8 | GHP-VN | ip range assighed for GHP Far East Co. Ltd | ASSIGNED NON-PORTABLE | — | hm-changed@ |
| └ 202.78.231.64/28 | 16 | Ghpfareast-net | ip range assigned for GHP Far East Co. Ltd. | ASSIGNED NON-PORTABLE | — | hm-changed@ |
| └ 202.78.231.64/29 | 8 | Ghpfareast-net | ip range assigned for GHP Far East Co. Ltd. | ASSIGNED NON-PORTABLE | — | hm-changed@ |
| └ 202.78.231.80/29 | 8 | ghpfareast-net | ip range assigned for GHP Far East Ltd Company | ASSIGNED NON-PORTABLE | — | hm-changed@ |
| └ 202.78.231.96/27 | 32 | nts-net | ip range assigned for Nam Truong Son Co Ltd | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.128/29 | 8 | vinhnam-net | ip range assigned for Vinh Nam Co Ltd | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.136/29 | 8 | unicovietnam-net | ip range assigned for Cong ty TNHH Unico Vietnam | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.152/29 | 8 | psd-net | ip range assigned for Pyramid Software Development, Inc | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.160/28 | 16 | saigontech-net | Saigon Institute of technology | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.176/29 | 8 | shinil-net | ip range assigned for Shinin Technology Vietnam | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
| └ 202.78.231.192/27 | 32 | globalcybersoft-net | ip range assigned for Global Cybersoft Vietnam Inc | ASSIGNED NON-PORTABLE | — | hm-changed@ via QTSC-VN |
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
2,048 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 1,311 | 64% | 17 | |
| Business | 481 | 23% | 39 | |
| Unknown | 256 | 13% | 1 |
Network & registry
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 this prefix
Summary
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 the exact prefix
| 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 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 202.78.224.0/22 | AS24085 | RADB | Proxy-registered route object | MAINT-AS3491 | Mar 28, 2025 |
| 202.78.224.0/22 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.224.0/22 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| 202.78.224.0/23 | AS24085 | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
| 202.78.224.0/23 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.224.0/23 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| 202.78.226.0/23 | AS24085 | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
| 202.78.226.0/23 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.226.0/23 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| 202.78.228.0/22 | AS24085 | RADB | Proxy-registered route object | MAINT-AS3491 | Mar 28, 2025 |
| 202.78.228.0/22 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.228.0/22 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| 202.78.228.0/23 | AS24085 | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
| 202.78.228.0/23 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.228.0/23 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
| 202.78.230.0/23 | AS24085 | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
| 202.78.230.0/23 | AS24085 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Jul 18, 2018 |
| 202.78.230.0/23 | AS24085 | APNIC | QTSC-VN | MAINT-VN-QTSC | Feb 15, 2022 |
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