171.255.232.0/21

AS7552  ·  Viettel Group

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Summary

Country Vietnam
Domain viettel.com.vn
ASN AS7552
Parent Range 171.224.0.0/11
Registry APNIC
ID VIETTEL-VN

WHOIS Details

inetnum:        171.224.0.0 - 171.255.255.255
netname:        VIETTEL-VN
descr:          Viettel Group
descr:          No 1, Tran Huu Duc street, My Dinh 2 ward, Nam Tu Liem district, Ha Noi City
country:        VN
admin-c:        TVT8-AP
tech-c:         NDT9-AP
status:         ALLOCATED PORTABLE
mnt-irt:        IRT-VNNIC-AP
mnt-by:         MAINT-VN-VNNIC
last-modified:  2017-11-11T09:43:21Z
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:  2025-11-17T23:08:34Z
source:         APNIC

person:         Nguyen Dang Tiep
address:        Viettel Network Corporation
address:        No 1, Tran Huu Duc street, My Dinh 2 ward, Nam Tu Liem district, Ha Noi City
country:        VN
phone:          +84-24-62989898
e-mail:         soc@viettel.com.vn
nic-hdl:        NDT9-AP
mnt-by:         MAINT-VN-VIETEL
last-modified:  2017-11-11T09:40:35Z
source:         APNIC

person:         Tran Van Thanh
address:        Viettel Network Corporation
address:        No 1, Tran Huu Duc street, My Dinh 2 ward, Nam Tu Liem district, Ha Noi City
country:        VN
phone:          +84-24-62989898
e-mail:         soc@viettel.com.vn
nic-hdl:        TVT8-AP
mnt-by:         MAINT-VN-VIETEL
last-modified:  2018-08-21T09:57:13Z
source:         APNIC

route:          171.224.0.0/11
descr:          VIETTEL-VN
origin:         AS24086
mnt-by:         MAINT-VN-VNNIC
last-modified:  2025-08-14T17:12:04Z
source:         APNIC

route:          171.224.0.0/11
descr:          VIETTEL-VN
origin:         AS38731
mnt-by:         MAINT-VN-VNNIC
last-modified:  2025-08-14T17:12:09Z
source:         APNIC

route:          171.224.0.0/11
descr:          VIETTEL-VN
origin:         AS7552
mnt-by:         MAINT-VN-VNNIC
last-modified:  2025-08-14T17:11:59Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 171.255.232.0/21

Range ASN Company Num of IPs
171.224.0.0/11 AS24086 Viettel Group 2,097,152
171.224.0.0/11 AS38731 Viettel Group 2,097,152
171.224.0.0/11 AS7552 Viettel Group 2,097,152

Nearby Ranges

BGP prefixes that overlap with 171.255.0.0/16

Range ASN Company Num of IPs
171.224.0.0/11 AS24086 Viettel Group 2,097,152
171.224.0.0/11 AS38731 Viettel Group 2,097,152
171.224.0.0/11 AS7552 Viettel Group 2,097,152

Hosted domains

There is 1 domain name hosted across 1 IP address on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
171.255.237.115 tbf.com.vn 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

1,292 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
171.255.235.186 AS7552 Viettel Group 2.65ms from Hanoi, VN
171.255.237.118 AS7552 Viettel Group 2.31ms from Hanoi, VN
171.255.232.216 AS7552 Viettel Group 2.58ms from Hanoi, VN
171.255.239.16 AS7552 Viettel Group 2.71ms from Hanoi, VN
171.255.234.31 AS7552 Viettel Group 2.74ms from Hanoi, VN
171.255.238.203 AS7552 Viettel Group 3.06ms from Hanoi, VN
171.255.236.252 AS7552 Viettel Group 2.75ms from Hanoi, VN
171.255.233.142 AS7552 Viettel Group 2.84ms from Hanoi, VN

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
217.165.22.85 AS5384 Emirates Internet 3.46ms from Al Fujairah City, AE
85.75.181.133 AS6799 Ote SA (Hellenic Telecommunications Organisation) 7.99ms from Athens, GR
75.60.45.149 AS7018 AT&T Enterprises, LLC 10.51ms from Atlanta, US
98.20.184.37 AS7029 Windstream Communications LLC 6.80ms from Atlanta, US
111.193.178.37 AS4808 China Unicom Beijing Province Network 3.44ms from Beijing, CN
34.15.25.245 AS396982 Google LLC 1.07ms from Berlin, DE
195.37.90.37 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 3.47ms from Berlin, DE
35.95.142.197 AS16509 Amazon.com, Inc. 0.58ms from Boardman, US
109.131.208.21 AS5432 Proximus NV 1.12ms from Brussels, BE
50.30.109.245 AS54075 Arbuckle Communications, LLC 9.37ms from Dallas, US
93.199.87.5 AS3320 Deutsche Telekom AG 6.37ms from Frankfurt am Main, DE
35.246.158.165 AS396982 Google LLC 0.10ms from Frankfurt am Main, DE
132.187.223.197 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 3.12ms from Frankfurt am Main, DE
76.81.110.37 AS20001 Charter Communications Inc 9.62ms from Honolulu, US
62.150.106.101 AS9155 Quality Net General Trading & Contracting Company 0.38ms from Kuwait City, KW
78.130.126.245 AS2860 NOS COMUNICACOES, S.A. 16.50ms from Lisbon, PT
109.50.84.181 AS2860 NOS COMUNICACOES, S.A. 0.38ms from Lisbon, PT
193.115.217.149 AS47474 Virtual1 Limited 0.75ms from London, GB
76.174.52.37 AS20001 Charter Communications Inc 6.54ms from Los Angeles, US
137.159.24.69 AS20343 Pepperdine University 4.57ms from Los Angeles, US
176.149.117.197 AS5410 Bouygues Telecom SA 1.91ms from Marseille, FR
211.27.89.197 AS9443 Vocus Retail 2.08ms from Melbourne, AU
137.27.66.69 AS20115 Charter Communications LLC 12.37ms from Minneapolis, US
45.55.61.213 AS14061 DigitalOcean, LLC 0.31ms from New York City, US
96.249.210.69 AS701 Verizon Business 3.45ms from New York City, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 171.255.237.187
traceroute to 171.255.237.187 (171.255.237.187): 64 hops max, 52 byte packets
2 *
3 *
Measurement taken from IPinfo ProbeNet in Hong Kong, HK
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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