221.133.0.0/19
AS7602 · Sai gon Postel Corporation
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inetnum: 221.133.0.0 - 221.133.31.255 netname: SPT-VN country: VN descr: Sai gon Postel Corporation descr: 10 Co Giang, Cau Ong Lanh Ward, District 1, Ho Chi Minh City, Vietnam admin-c: NTKD1-AP tech-c: NBAD1-AP status: ALLOCATED PORTABLE mnt-by: MAINT-VN-VNNIC mnt-irt: IRT-VNNIC-AP mnt-lower: MAINT-VN-SPT mnt-routes: MAINT-VN-SPT last-modified: 2022-09-26T08:39:02Z 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 Ba Anh Dung address: SPT-VN country: VN phone: +84-2854041168 phone: +84-834554344 e-mail: [email protected] nic-hdl: NBAD1-AP mnt-by: MAINT-VN-VNNIC last-modified: 2022-09-20T06:31:10Z source: APNIC person: Nguyen Thi Kim Dan nic-hdl: NTKD1-AP e-mail: [email protected] 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: 221.133.0.0/19 descr: SPT-VN origin: AS7602 mnt-by: MAINT-VN-SPT last-modified: 2022-09-24T18:53:22Z source: APNIC
Overlapping Ranges
BGP prefixes that are contained by 221.133.0.0/19
| Range | ASN | Company | Num of IPs |
|---|---|---|---|
| 221.133.0.0/24 | AS7602 | IXP tai HCM | 256 |
| 221.133.1.0/24 | AS7602 | ISP tai HCM | 256 |
| 221.133.16.0/22 | AS7602 | ISP tai POP Ha Noi | 1,024 |
| 221.133.24.0/22 | AS7602 | ADSL service | 1,024 |
| 221.133.12.0/22 | AS7602 | Core Network | 1,024 |
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 |
| 221.133.192.0/19 | 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 181 domain names hosted across 55 IP addresses on this ASN. Checkout our API to access full domain hosting information.
| IP Address | Domain | Domains on this IP |
|---|---|---|
| 221.133.9.137 | 9108.vn | 9 |
| 221.133.9.139 | pepsi.com.vn | 4 |
| 221.133.16.13 | daiduongdsa.vn | 1 |
| 221.133.9.36 | kiemlamdongnai.org.vn | 1 |
| 221.133.18.98 | tienvui.com.vn | 1 |
| 221.133.9.96 | nhanhnhanh.vn | 1 |
| 221.133.3.130 | shingmark.com.vn | 1 |
| 221.133.17.160 | vespasg.com | 1 |
| 221.133.9.88 | thldns.com | 1 |
| 221.133.16.154 | tomec.net.vn | 1 |
| 221.133.7.122 | spt.com.vn | 1 |
| 221.133.17.163 | giaxevespa.com.vn | 1 |
| 221.133.9.70 | saigonpost.vn | 1 |
Hosted domains API
Pingable IPs
219 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 221.133.16.144 |
1.50ms from Hanoi,
VN
|
|
| 221.133.17.2 |
1.79ms from Hanoi,
VN
|
|
| 221.133.14.101 |
1.89ms from Ho Chi Minh City,
VN
|
|
| 221.133.8.132 |
27.35ms from Singapore,
SG
|
|
| 221.133.4.204 |
27.17ms from Singapore,
SG
|
|
| 221.133.29.245 |
1.32ms from Ho Chi Minh City,
VN
|
|
| 221.133.31.21 |
2.40ms from Ho Chi Minh City,
VN
|
|
| 221.133.1.242 |
1.89ms from Ho Chi Minh City,
VN
|
|
| 221.133.0.2 |
1.96ms from Ho Chi Minh City,
VN
|
|
| 221.133.12.113 |
21.32ms from Hanoi,
VN
|
|
| 221.133.30.250 |
2.06ms from Ho Chi Minh City,
VN
|
|
| 221.133.18.52 |
1.81ms from Hanoi,
VN
|
|
| 221.133.19.94 |
1.99ms from Hanoi,
VN
|
|
| 221.133.9.25 |
1.92ms from Ho Chi Minh City,
VN
|
|
| 221.133.2.194 |
1.87ms from Ho Chi Minh City,
VN
|
|
| 221.133.7.110 |
2.08ms from Ho Chi Minh City,
VN
|
|
| 221.133.3.83 |
2.22ms 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 |
|---|---|---|
| 145.140.194.19 |
0.38ms from Amsterdam,
NL
|
|
| 86.80.224.243 |
1.49ms from Amsterdam,
NL
|
|
| 185.232.163.3 |
0.61ms from Amsterdam,
NL
|
|
| 67.140.88.3 |
5.21ms from Atlanta,
US
|
|
| 176.63.165.19 |
3.63ms from Budapest,
HU
|
|
| 52.143.250.163 |
0.33ms from Des Moines,
US
|
|
| 79.255.114.115 |
4.42ms from Frankfurt am Main,
DE
|
|
| 194.25.206.3 |
1.06ms from Frankfurt am Main,
DE
|
|
| 120.156.240.67 |
2.51ms from Melbourne,
AU
|
|
| 151.49.156.227 |
7.09ms from Milan,
IT
|
|
| 24.157.34.3 |
4.16ms from New York City,
US
|
|
| 210.252.41.115 |
10.39ms from Osaka,
JP
|
|
| 60.210.255.243 |
5.58ms from Qingdao,
CN
|
|
| 44.207.107.195 |
0.20ms from Reston,
US
|
|
| 46.31.107.99 |
4.00ms from Rome,
IT
|
|
| 134.75.230.19 |
0.93ms from Seoul,
KR
|
|
| 220.92.94.147 |
6.66ms from Seoul,
KR
|
|
| 80.216.70.67 |
5.81ms from Stockholm,
SE
|
|
| 120.113.76.99 |
10.63ms from Taipei,
TW
|
|
| 61.44.28.115 |
8.67ms from Tokyo,
JP
|
|
| 66.58.131.163 |
5.83ms from Anchorage,
US
|
|
| 176.234.100.3 |
5.38ms from Ankara,
TR
|
|
| 93.201.223.131 |
6.01ms from Berlin,
DE
|
|
| 161.18.232.227 |
2.56ms from Bogota,
CO
|
|
| 145.236.110.67 |
3.97ms from Budapest,
HU
|
Traceroute
Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.
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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