221.133.4.0/22

AS7602  ·  Sai gon Postel Corporation

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Summary

Country Vietnam
Domain spt.vn
ASN AS7602
Parent Range 221.133.0.0/19
Registry APNIC
ID HOSTING-NET

WHOIS Details

inetnum:        221.133.7.0 - 221.133.7.255
netname:        Hosting-NET
country:        VN
descr:          KH Colo Servers moi
admin-c:        HVL2-AP
tech-c:         NTKD1-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-VN-SPT
mnt-irt:        IRT-VNNIC-AP
last-modified:  2017-10-16T07:24:35Z
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:         Ho Van Lanh
address:        10 Co Giang, Dist 1, Ho Chi Minh City
country:        VN
phone:          +84-937668468
e-mail:         lanh.ho@spt.vn
nic-hdl:        HVL2-AP
mnt-by:         MAINT-VN-SPT
notify:         hanhdd@vnnic.vn
last-modified:  2017-09-14T09:35:53Z
source:         APNIC

person:         Nguyen Thi Kim Dan
nic-hdl:        NTKD1-AP
e-mail:         kimdan@spt.vn
address:        SPT-VN
address:        10 Co Giang, Dist.1, Ho Chi Minh City
phone:          +84-28-54040121
country:        VN
mnt-by:         MAINT-VN-SPT
last-modified:  2022-09-20T06:34:22Z
source:         APNIC

route:          221.133.7.0/24
descr:          SPT-VN
origin:         AS7602
mnt-by:         MAINT-VN-SPT
last-modified:  2022-09-24T18:53:59Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 221.133.4.0/22

Range ASN Company Num of IPs
221.133.0.0/19 AS7602 Sai gon Postel Corporation 8,192

Nearby Ranges

BGP prefixes that overlap with 221.133.0.0/16

Range ASN Company Num of IPs
221.133.128.0/18 AS38096 SK Broadband Co Ltd 16,384
221.133.128.0/18 AS9689 SK Broadband Co Ltd 16,384
221.133.64.0/18 AS17534 KANAZAWA CABLE TELEVISION NET CO.,LTD. 16,384
221.133.0.0/19 AS7602 Sai gon Postel Corporation 8,192
221.133.192.0/19 AS703 Verizon Australia PTY Limited 8,192
221.133.40.0/21 AS134809 MacroLynx Sdn Bhd 2,048
221.133.32.0/21 AS134809 MacroLynx Sdn Bhd 2,048
221.133.12.0/22 AS7602 Core Network 1,024
221.133.24.0/22 AS7602 ADSL service 1,024
221.133.16.0/22 AS7602 ISP tai POP Ha Noi 1,024
221.133.63.0/24 AS9712 INet Technologies Co., Ltd. 256
221.133.55.0/24 AS55615 DOUZONEBIZON 256
221.133.0.0/24 AS7602 IXP tai HCM 256
221.133.1.0/24 AS7602 ISP tai HCM 256
221.133.54.0/24 AS9712 INet Technologies Co., Ltd. 256
221.133.61.0/24 AS9712 INet Technologies Co., Ltd. 256

Hosted domains

There are 23 domain names hosted across 10 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.133.7.120 yohofucoidan.com.vn 10
221.133.7.175 s-wifi.net.vn 4
221.133.7.14 spt.vn 2
221.133.7.139 e-money.vn 1
221.133.7.10 tuvilyso.org 1
221.133.7.122 spt.com.vn 1
221.133.7.216 s-buy.vn 1
221.133.7.121 internetphumyhung.com.vn 1
221.133.7.21 tuvilyso.net 1
221.133.4.90 saigonnews.info.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

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

IP Address ASN Details
221.133.7.28 AS7602 Sai gon Postel Corporation 2.08ms from Ho Chi Minh City, VN
221.133.4.222 AS7602 Sai gon Postel Corporation 1.69ms 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
107.210.67.246 AS7018 AT&T Enterprises, LLC 6.01ms from Chicago, US
98.38.252.22 AS7922 Comcast Cable Communications, LLC 5.70ms from Denver, US
216.146.137.86 AS36689 Data Security Node Inc. 8.12ms from Fredericton, CA
180.223.151.6 AS9304 HGC Global Communications Limited 3.00ms from Hong Kong, HK
92.232.249.102 AS5089 Virgin Media Limited 15.73ms from London, GB
99.98.254.134 AS7018 AT&T Enterprises, LLC 1.73ms from Los Angeles, US
2.4.21.118 AS3215 Orange S.A. 13.71ms from Marseille, FR
68.53.226.118 AS7922 Comcast Cable Communications, LLC 12.70ms from Murfreesboro, US
190.230.186.134 AS7303 Telecom Argentina S.A. 3.30ms from Rosario, AR
50.194.28.118 AS7922 Comcast Cable Communications, LLC 7.56ms from San Jose, US
50.64.105.86 AS6327 Shaw Communications 7.09ms from Seattle, US
1.34.25.230 AS3462 Data Communication Business Group 1.71ms from Taipei, TW
199.166.184.6 AS23229 TransCanada Pipelines Ltd. 15.13ms from Winnipeg, CA
12.202.28.38 AS7018 AT&T Enterprises, LLC 9.88ms from Ashburn, US
71.81.200.118 AS20115 Charter Communications LLC 9.74ms from Atlanta, US
41.199.252.38 AS36992 ETISALAT MISR 9.70ms from Cairo, EG
59.178.237.246 AS9829 National Internet Backbone 6.25ms from Delhi, IN
123.63.61.118 AS55410 Vodafone Idea Ltd 1.16ms from Kolkata, IN
144.248.234.134 AS2611 BELNET 4.78ms from Luxembourg, LU
65.1.29.70 AS16509 Amazon.com, Inc. 0.10ms from Mumbai, IN
70.89.94.182 AS7922 Comcast Cable Communications, LLC 7.39ms from New York City, US
211.46.97.6 AS4766 Korea Telecom 1.47ms from Seoul, KR
183.245.98.134 AS56041 China Mobile communications corporation 9.93ms from Suzhou, CN
101.190.200.214 AS1221 Telstra Limited 6.29ms from Sydney, AU
211.73.20.246 AS9676 SaveCom Internation Inc. 0.74ms from Taipei, TW

Traceroute

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

$
traceroute -a -n -q1 -m7 221.133.6.181
traceroute to 221.133.6.181 (221.133.6.181): 7 hops max, 52 byte packets
1 [AS8648] 212.57.37.1 0.722 ms
2 *
3 *
4 [AS8648] 185.84.82.114 0.472 ms
5 *
6 *
7 *
Measurement taken from IPinfo ProbeNet in Leipzig, DE
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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