IPv4 address
221.121.3.236
An address in Ho Chi Minh City, Vietnam, announced by Sai gon Postel Corporation (AS7602). It's hosting space and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Ho Chi Minh City
- Region
- Ho Chi Minh City (HCMC)
- Postal code
- 70000
- Country
- Vietnam
- Continent
- Asia
- Coordinates
- 10.8230, 106.6296
- Timezone
- Asia/Ho_Chi_Minh
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Sai gon Postel Corporation
- Domain
- spt.vn
- Type
- ISP
- Registered in
- Vietnam
- AS number
- AS7602
- Name
- Sai gon Postel Corporation
- Prefix
- 221.121.3.0/24
- RPKI
- Valid
- Type
- ISP
- Domain
- spt.vn
- Registered in
- Vietnam
- Name
- Sai gon Postel Corporation
- Network name
- SPT-VN
- Status
- ALLOCATED PORTABLE
- Registry
- APNIC
- Domain
- vnnic.vn
- Abuse
- hm-changed@vnnic.vn
- Name
- Saigon Postel Corporation
- info@spt.vn
- Address
- 10 Co Giang, Cau Ong Lanh Ward, District 1, Ho Chi Minh City, Vietnam
- Network
- 221.121.0.0-221.121.63.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- 80 status
- 403
- 80 server
- Apache/2.4.58 (Win64) OpenSSL/3.1.3 PHP/8.0.30
- 80 title
- 403 Forbidden
- 80 seen
- 2026-10-06 to 2026-10-17
- 443 status
- 403
- 443 server
- Apache/2.4.58 (Win64) OpenSSL/3.1.3 PHP/8.0.30
- 443 title
- 403 Forbidden
- 443 TLS
- TLSv1.3
- 443 certificate
- nrlegend.online
- 443 issuer
- C=US, O=Let's Encrypt, CN=YR2
- 443 browser-trusted
- Yes
- 443 seen
- 2026-10-08 to 2026-10-08
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