171.251.48.0/21

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 171.251.48.0/21

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 171.251.0.0/16

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 10 domain names hosted across 8 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
171.251.51.213 uedio.com 2
171.251.52.106 eic.edu.vn 2
171.251.51.200 ued.vn 1
171.251.48.62 cdmt.vn 1
171.251.52.210 ccivn.com.vn 1
171.251.52.105 danhgia.edu.vn 1
171.251.51.217 dev-app.io.vn 1
171.251.53.53 gaumeodathanh.me 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

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

IP Address ASN Details
171.251.53.86 AS7552 Viettel Group 10.10ms from Hanoi, VN
171.251.51.216 AS7552 Viettel Group 9.30ms from Ho Chi Minh City, VN
171.251.49.33 AS7552 Viettel Group 8.75ms from Ho Chi Minh City, VN
171.251.48.5 AS7552 Viettel Group 8.42ms from Ho Chi Minh City, VN
171.251.52.212 AS7552 Viettel Group 10.07ms 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
151.205.5.5 AS701 Verizon Business 1.58ms from Ashburn, US
100.15.82.149 AS701 Verizon Business 2.31ms from Ashburn, US
92.47.241.21 AS9198 JSC Kazakhtelecom 7.57ms from Astana, KZ
69.232.248.37 AS7018 AT&T Enterprises, LLC 4.39ms from Atlanta, US
154.8.235.69 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.78ms from Beijing, CN
186.39.69.37 AS22927 Telefonica de Argentina 2.61ms from Buenos Aires, AR
34.72.85.85 AS396982 Google LLC 0.11ms from Council Bluffs, US
96.92.53.165 AS7922 Comcast Cable Communications, LLC 5.54ms from Detroit, US
58.22.138.133 AS4837 CHINA UNICOM China169 Backbone 5.36ms from Fuzhou, CN
43.154.11.133 AS132203 Tencent Building, Kejizhongyi Avenue 0.40ms from Hong Kong, HK
73.77.206.5 AS7922 Comcast Cable Communications, LLC 7.73ms from Houston, US
202.51.218.5 AS141907 PT Metrosolusi Teknologi Indonesia 16.98ms from Jakarta, ID
118.182.65.101 AS4134 CHINANET-BACKBONE 4.50ms from Lanzhou, CN
80.22.65.69 AS3269 Telecom Italia S.p.A. 4.52ms from Milan, IT
95.72.45.149 AS12389 PJSC Rostelecom 1.48ms from Moscow, RU
88.137.243.133 AS15557 Societe Francaise Du Radiotelephone - SFR SA 16.44ms from Paris, FR
92.49.2.133 AS44483 Elektrons K SIA 3.31ms from Riga, LV
187.194.165.165 AS8151 UNINET 5.68ms from Santiago de Queretaro, MX
1.217.223.165 AS3786 LG DACOM Corporation 1.63ms from Seoul, KR
1.223.172.5 AS3786 LG DACOM Corporation 1.63ms from Seoul, KR
211.140.149.21 AS56041 China Mobile communications corporation 7.09ms from Shanghai, CN
34.83.199.5 AS396982 Google LLC 0.12ms from The Dalles, US
182.121.205.133 AS4837 CHINA UNICOM China169 Backbone 2.91ms from Zhengzhou, CN
82.172.7.85 AS50266 Odido Netherlands B.V. 4.04ms from Amsterdam, NL
66.117.46.37 AS29748 Quality Technology Services, LLC 0.30ms from Ashburn, US

Traceroute

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

$
traceroute -a -n -q1 -f5 171.251.48.221
traceroute to 171.251.48.221 (171.251.48.221): 64 hops max, 52 byte packets
6 [AS7552] 27.68.255.34 26.181 ms
Measurement taken from IPinfo ProbeNet in Hanoi, VN
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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