221.133.16.0/20
AS7602 · Sai gon Postel Corporation
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| Country |
Vietnam
|
| Domain | spt.vn |
| ASN | AS7602 |
| Parent Range | 221.133.0.0/19 |
| Registry | APNIC |
| ID | SPT-VN |
WHOIS Details
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: 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 Ba Anh Dung address: SPT-VN country: VN phone: +84-2854041168 phone: +84-834554344 e-mail: dung.n@spt.vn 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: 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: 221.133.0.0/19 descr: SPT-VN origin: AS7602 mnt-by: MAINT-VN-SPT last-modified: 2022-09-24T18:53:22Z source: APNIC
Overlapping Ranges
BGP prefixes that contain 221.133.16.0/20
| Range | ASN | Company | Num of IPs |
|---|---|---|---|
| 221.133.0.0/19 | AS7602 | Sai gon Postel Corporation | 8,192 |
BGP prefixes that are contained by 221.133.16.0/20
| Range | ASN | Company | Num of IPs |
|---|---|---|---|
| 221.133.16.0/22 | AS7602 | ISP tai POP Ha Noi | 1,024 |
| 221.133.24.0/22 | AS7602 | ADSL service | 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 |
| 221.133.0.0/19 | 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 14 domain names hosted across 11 IP addresses on this ASN. Checkout our API to access full domain hosting information.
| IP Address | Domain | Domains on this IP |
|---|
Hosted domains API
Pingable IPs
79 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.
| IP Address | ASN | Details |
|---|---|---|
| 221.133.31.21 |
2.24ms from Ho Chi Minh City,
VN
|
|
| 221.133.17.2 |
1.63ms from Hanoi,
VN
|
|
| 221.133.29.245 |
1.40ms from Ho Chi Minh City,
VN
|
|
| 221.133.18.52 |
1.67ms from Hanoi,
VN
|
|
| 221.133.19.133 |
1.64ms from Hanoi,
VN
|
|
| 221.133.30.250 |
2.15ms from Ho Chi Minh City,
VN
|
|
| 221.133.16.62 |
1.36ms 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 |
|---|---|---|
| 35.133.141.196 |
9.93ms from Atlanta,
US
|
|
| 68.154.124.164 |
0.59ms from Boydton,
US
|
|
| 197.55.191.212 |
6.01ms from Cairo,
EG
|
|
| 200.164.132.244 |
9.17ms from Fortaleza,
BR
|
|
| 90.126.188.36 |
5.58ms from Frankfurt am Main,
DE
|
|
| 79.198.113.20 |
9.89ms from Frankfurt am Main,
DE
|
|
| 143.58.86.148 |
0.59ms from Hamburg,
DE
|
|
| 193.193.210.244 |
0.34ms from Kyiv,
UA
|
|
| 103.152.79.196 |
0.23ms from Mumbai,
IN
|
|
| 93.202.61.164 |
6.17ms from Nuernberg,
DE
|
|
| 91.11.29.164 |
7.11ms from Nuernberg,
DE
|
|
| 60.242.48.180 |
1.22ms from Perth,
AU
|
|
| 213.19.11.132 |
7.78ms from Prague,
CZ
|
|
| 98.89.176.212 |
0.21ms from Reston,
US
|
|
| 14.57.33.116 |
1.42ms from Seoul,
KR
|
|
| 77.28.212.228 |
1.55ms from Skopje,
MK
|
|
| 105.110.150.100 |
12.72ms from Algiers,
DZ
|
|
| 178.91.66.20 |
2.16ms from Almaty,
KZ
|
|
| 92.214.181.228 |
6.55ms from Berlin,
DE
|
|
| 217.154.65.84 |
0.60ms from Berlin,
DE
|
|
| 161.18.53.148 |
13.67ms from Bogota,
CO
|
|
| 94.53.52.116 |
1.16ms from Bucharest,
RO
|
|
| 125.210.158.132 |
4.75ms from Hangzhou,
CN
|
|
| 113.186.117.84 |
3.40ms from Hanoi,
VN
|
|
| 2.235.233.100 |
3.72ms from Milan,
IT
|
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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