171.251.160.0/21

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 171.251.160.0/21

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 no domains currently hosted on this ASN.

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

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

IP Address ASN Details
171.251.163.166 AS7552 Viettel Group 16.65ms from Hanoi, VN
171.251.161.50 AS7552 Viettel Group 21.04ms from Hanoi, VN
171.251.162.151 AS7552 Viettel Group 17.92ms from Ho Chi Minh City, VN
171.251.167.211 AS7552 Viettel Group 20.76ms from Hanoi, VN
171.251.164.97 AS7552 Viettel Group 19.54ms from Hanoi, VN
171.251.165.87 AS7552 Viettel Group 20.18ms from Ho Chi Minh City, VN
171.251.166.91 AS7552 Viettel Group 20.32ms from Ho Chi Minh City, VN
171.251.160.97 AS7552 Viettel Group 19.83ms 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
37.245.4.117 AS5384 Emirates Internet 12.94ms from Al Fujairah City, AE
34.218.204.37 AS16509 Amazon.com, Inc. 0.49ms from Boardman, US
45.56.155.37 AS3257 GTT Communications Inc. 0.42ms from Dallas, US
101.176.5.21 AS1221 Telstra Limited 7.21ms from Melbourne, AU
14.202.98.69 AS7545 TPG Telecom Limited 0.32ms from Perth, AU
79.18.174.197 AS3269 Telecom Italia S.p.A. 13.78ms from Rome, IT
103.208.155.37 AS133730 Advatel Wireless Pty Ltd 12.45ms from Sydney, AU
99.225.17.117 AS812 Rogers Communications Canada Inc. 3.85ms from Toronto, CA
81.93.59.5 AS31673 Uniserver Internet B.V. 0.50ms from Amsterdam, NL
203.146.200.149 AS4750 CS LOXINFO PUBLIC COMPANY LIMITED 0.59ms from Bangkok, TH
203.101.79.245 AS9498 BHARTI Airtel Ltd. 1.33ms from Bengaluru, IN
185.212.140.21 AS205606 CB VICTORIABANK JSC 2.52ms from Chisinau, MD
175.29.160.149 AS17469 Access Telecom (BD) Ltd. 0.54ms from Dhaka, BD
50.116.122.245 AS46606 Unified Layer 2.23ms from Draper, US
80.136.172.245 AS3320 Deutsche Telekom AG 5.31ms from Frankfurt am Main, DE
72.130.98.133 AS20001 Charter Communications Inc 5.73ms from Honolulu, US
217.117.3.101 AS16284 Inq. Digital Nigeria 0.31ms from Lagos, NG
41.173.42.117 AS36937 Liquid Telecommunications South Africa (Pty) Ltd 0.51ms from Lusaka, ZM
190.114.9.5 AS8100 QuadraNet Enterprises LLC 0.31ms from Miami, US
194.87.50.117 AS2118 Reliable Communications s.r.o. 1.11ms from Moscow, RU
192.50.8.133 AS2504 Kyoto University 2.20ms from Osaka, JP
97.136.123.117 AS6167 Verizon Business 12.35ms from San Jose, US
79.160.33.181 AS29695 Altibox AS 1.91ms from Sandefjord, NO
23.42.101.117 AS16625 Akamai Technologies, Inc. 0.58ms from Taipei, TW
126.217.249.181 AS17676 SoftBank Corp. 2.95ms from Tokyo, JP

Traceroute

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

$
traceroute -a -n -q1 -m7 171.251.163.253
traceroute to 171.251.163.253 (171.251.163.253): 7 hops max, 52 byte packets
1 [AS15169] 66.249.94.36 153.877 ms
2 *
3 *
4 [AS7552] 27.68.233.142 245.378 ms
5 *
6 *
7 *
Measurement taken from IPinfo ProbeNet in Zuerich, CH
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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