AS56155 Tuong Minh Software Solutions Company Limited 🇻🇳 VN

Announcing 11 prefixes, seen at the RIS collectors.

IPv4 prefixes

4,096 (16 × /24)

IPv6 prefixes

1 × /48

Upstreams

transit providers observed

Peers

settlement-free adjacencies

Downstreams

transit customers observed

Customer cone

ASes reachable through it

Registry and operator data

AS number: AS56155
Name: Tuong Minh Software Solutions Company Limited
Organisation: Tuong Minh Software Solutions Company Limited
Country: 🇻🇳 VN
RIR: APNIC
Allocated: 2015-11-23

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

11 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Whois

Fetched from whois.apnic.net

as-block:       AS55296 - AS56319
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-03T01:15:30Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
source:         APNIC

as-block:       AS56141 - AS56160
descr:          VNNIC-ASBLOCK-AP
descr:          VNNIC
descr:          Vietnam Network Information Center
country:        VN
admin-c:        NTTT3-AP
tech-c:         NTTT3-AP
remarks:        Block of 20 AS numbers from 56141 - 56160
remarks:        for assignment to VNNIC members
mnt-by:         APNIC-HM
mnt-lower:      MAINT-VN-VNNIC
last-modified:  2023-04-21T06:49:58Z
source:         APNIC

person:         Nguyen Thi Thu Thuy
address:        VNNIC-VN
country:        VN
phone:          +84-2435564944
e-mail:         info@vnnic.vn
nic-hdl:        NTTT3-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2020-05-11T07:33:48Z
source:         APNIC

aut-num:        AS56155
as-name:        TMASOLUTIONS-AS-VN
descr:          Tuong Minh Software Solutions Company Limited
country:        VN
admin-c:        BNS4-AP
tech-c:         NDTT4-AP
mnt-by:         MAINT-VN-VNNIC
mnt-irt:        IRT-VNNIC-AP
last-modified:  2024-12-07T05:42:57Z
source:         APNIC

irt:            IRT-VNNIC-AP
address:        Ha Noi, VietNam
phone:          +84-24-35564944
fax-no:         +84-24-37821462
e-mail:         hm-changed@vnnic.vn
abuse-mailbox:  hm-changed@vnnic.vn
admin-c:        NTTT1-AP
tech-c:         NTTT1-AP
auth:           # Filtered
mnt-by:         MAINT-VN-VNNIC
last-modified:  2026-04-21T02:07:47Z
source:         APNIC

person:         Bui Ngoc Suu
address:        TMASOLUTIONS-VN
country:        VN
phone:          +84-902480480
e-mail:         bnsuu@tma.com.vn
nic-hdl:        BNS4-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2024-12-07T05:40:59Z
source:         APNIC

person:         Nguyen Duy Truong Thinh
address:        TMASOLUTIONS-VN
country:        VN
phone:          +84-903617469
e-mail:         ndtthinh@tma.com.vn
nic-hdl:        NDTT4-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2024-12-07T05:41:30Z
source:         APNIC