171.231.128.0/21

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:         [email protected]
abuse-mailbox:  [email protected]
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:         [email protected]
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:         [email protected]
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 171.231.128.0/21

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 171.231.0.0/16

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 are 3 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
171.231.129.114 congchungtanmai.com 2
171.231.129.188 huongson.net 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

1,365 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
171.231.135.59 AS7552 Viettel Group 12.94ms from Ho Chi Minh City, VN
171.231.130.194 AS7552 Viettel Group 12.77ms from Ho Chi Minh City, VN
171.231.129.84 AS7552 Viettel Group 12.96ms from Ho Chi Minh City, VN
171.231.128.168 AS7552 Viettel Group 12.93ms from Ho Chi Minh City, VN
171.231.134.201 AS7552 Viettel Group 12.92ms from Ho Chi Minh City, VN
171.231.133.130 AS7552 Viettel Group 12.85ms from Ho Chi Minh City, VN
171.231.132.66 AS7552 Viettel Group 12.91ms from Ho Chi Minh City, VN
171.231.131.161 AS7552 Viettel Group 12.83ms from Ho Chi Minh City, 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
20.253.80.133 AS8075 Microsoft Corporation 0.32ms from Ashburn, US
79.129.44.69 AS6799 Ote SA (Hellenic Telecommunications Organisation) 1.97ms from Athens, GR
85.239.113.149 AS16097 HL komm Telekommunikations GmbH 0.76ms from Berlin, DE
17.249.56.69 AS714 Apple Inc. 0.13ms from Dallas, US
120.233.77.21 AS9808 China Mobile Communications Group Co., Ltd. 3.48ms from Guangzhou, CN
154.215.172.5 AS134548 DXTL Tseung Kwan O Service 0.69ms from Hong Kong, HK
86.186.98.181 AS2856 British Telecommunications PLC 3.05ms from London, GB
185.184.242.5 AS64445 Michele Pietravalle trading as NetJoin 0.17ms from Milan, IT
163.245.207.21 AS19318 Interserver, Inc 0.75ms from New York City, US
183.181.89.213 AS131965 Xserver Inc. 0.45ms from Osaka, JP
126.57.81.37 AS17676 SoftBank Corp. 10.65ms from Osaka, JP
193.165.36.197 AS30764 PODA a.s. 0.48ms from Prague, CZ
35.175.94.117 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
189.229.249.229 AS8151 UNINET 4.38ms from Santiago de Queretaro, MX
115.10.40.101 AS4766 Korea Telecom 3.85ms from Seoul, KR
178.212.224.117 AS42708 Glesys AB 0.50ms from Stockholm, SE
171.123.2.165 AS4837 CHINA UNICOM China169 Backbone 7.58ms from Taiyuan, CN
45.244.39.53 AS24863 Link Egypt (Link.NET) 7.48ms from Cairo, EG
105.75.88.133 AS36884 Wana Corporate 5.36ms from Casablanca, MA
41.73.217.5 AS36930 MIC TANZANIA LTD 2.91ms from Dar es Salaam, TZ
45.231.164.21 AS267210 Netsoluti Soluções em Informática e Internet Eirel 15.67ms from Joao Pessoa, BR
35.237.238.21 AS396982 Google LLC 0.14ms from Moncks Corner, US
31.28.222.5 AS12389 PJSC Rostelecom 14.67ms from Moscow, RU
177.19.168.117 AS18881 TELEFÔNICA BRASIL S.A 4.21ms from Porto Alegre, BR
119.117.230.245 AS4837 CHINA UNICOM China169 Backbone 12.17ms from Tieling, CN

Traceroute

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

$
traceroute -a -n -q1 171.231.133.78
traceroute to 171.231.133.78 (171.231.133.78): 64 hops max, 52 byte packets
2 *
3 *
4 [AS7552] 27.76.77.185 90.46 ms
5 *
6 [AS7552] 171.231.133.78 92.526 ms
Measurement taken from IPinfo ProbeNet in Mumbai, IN
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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