171.236.128.0/21

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:         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:         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 171.236.128.0/21

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 171.236.0.0/16

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

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

1,326 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
171.236.128.245 AS7552 Viettel Group 2.46ms from Hanoi, VN
171.236.133.59 AS7552 Viettel Group 2.70ms from Hanoi, VN
171.236.130.109 AS7552 Viettel Group 2.67ms from Hanoi, VN
171.236.131.15 AS7552 Viettel Group 2.66ms from Hanoi, VN
171.236.134.85 AS7552 Viettel Group 2.73ms from Hanoi, VN
171.236.132.69 AS7552 Viettel Group 2.74ms from Hanoi, VN
171.236.129.67 AS7552 Viettel Group 2.85ms from Hanoi, VN
171.236.135.222 AS7552 Viettel Group 2.54ms 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
181.84.86.85 AS7303 Telecom Argentina S.A. 18.18ms from Buenos Aires, AR
152.193.31.5 AS701 Verizon Business 0.38ms from Dallas, US
115.127.1.53 AS24342 BRACNet Limited 0.45ms from Dhaka, BD
14.23.175.69 AS4134 CHINANET BACKBONE 2.94ms from Guangzhou, CN
202.100.203.21 AS4134 CHINANET BACKBONE 0.48ms from Haikou, CN
78.175.123.85 AS9121 Turk Telekomunikasyon Anonim Sirketi 14.45ms from Istanbul, TR
97.220.59.245 AS6167 Verizon Business 15.80ms from Miami, US
190.134.196.181 AS6057 Administracion Nacional de Telecomunicaciones 3.37ms from Montevideo, UY
107.170.234.85 AS14061 DigitalOcean, LLC 0.27ms from Santa Clara, US
210.123.27.21 AS4766 Korea Telecom 0.95ms from Seoul, KR
58.126.67.5 AS9318 SK Broadband Co Ltd 5.71ms from Seoul, KR
114.40.192.5 AS3462 Data Communication Business Group 6.66ms from Taichung, TW
13.115.88.245 AS16509 Amazon.com, Inc. 0.27ms from Tokyo, JP
60.47.39.85 AS4713 NTT DOCOMO BUSINESS,Inc. 3.22ms from Tokyo, JP
110.170.188.213 AS7470 TRUE INTERNET Co.,Ltd. 1.53ms from Bangkok, TH
78.99.87.37 AS6855 Slovak Telekom, a.s. 4.28ms from Bratislava, SK
181.97.39.149 AS7303 Telecom Argentina S.A. 1.65ms from Buenos Aires, AR
116.95.40.5 AS4837 CHINA UNICOM China169 Backbone 10.48ms from Changchun, CN
80.45.143.213 AS13285 TalkTalk Communications Limited 6.46ms from London, GB
3.9.124.5 AS16509 Amazon.com, Inc. 0.22ms from London, GB
90.216.226.149 AS5607 Sky UK Limited 2.92ms from London, GB
108.172.6.165 AS852 TELUS Communications Inc. 3.52ms from Seattle, US
101.86.227.197 AS4812 China Telecom (Group) 1.68ms from Shanghai, CN
42.84.254.101 AS4837 CHINA UNICOM China169 Backbone 7.44ms from Tieling, CN
20.18.153.85 AS8075 Microsoft Corporation 0.15ms 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 -f2 171.236.134.254
traceroute to 171.236.134.254 (171.236.134.254): 64 hops max, 52 byte packets
3 [AS18403] 42.112.2.55 2.631 ms
5 *
7 [AS7552] 117.6.89.33 2.125 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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