103.47.193.148
An address in Ba Dinh, Hanoi, Vietnam, announced by Vietnam F Tech., JSC (AS140832). It's hosting space, a mail server on port 587, a DNS server on port 53, and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Ba Dinh
- Region
- Hanoi
- Postal code
- 11119
- Country
- Vietnam
- Continent
- Asia
- Coordinates
- 21.0365, 105.8268
- Timezone
- Asia/Bangkok
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Vietnam F Tech., JSC
- Domain
- ftech.vn
- Type
- Hosting
- Registered in
- Vietnam
- AS number
- AS140832
- Name
- Vietnam F Tech., JSC
- Prefix
- 103.47.193.0/24
- RPKI
- Valid
- Type
- Hosting
- Domain
- ftech.vn
- Registered in
- Vietnam
- Name
- Vietnam F Tech., JSC
- Network name
- FTECH-VN
- Status
- ASSIGNED PORTABLE
- Registry
- APNIC
- Domain
- vnnic.vn
- Abuse
- hm-changed@vnnic.vn
- Name
- Vietnam F Tech., JSC
- info@ftech.vn
- Address
- Room 607, Thanh Cong Building, 57 Lang Ha Street, Ba Dinh district, Ha Noi
- Network
- 103.47.192.0-103.47.195.255
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.
- Port
- 587
- Banner
- 220-hosting-p101.ftech.vn ESMTP Exim 4.100.1 #2 Sat, 31 Oct 2026 16:53:40 +0700 220-We do not authorize the use of this system to transport unsolicited, 220 and/or bulk e-mail.
- Greeting
- Completed
- First seen
- 2026-08-13
- Last seen
- 2026-10-24
- Port
- 53
- Recursion
- Refused
- Response code
- 5
- Answer
- Wrong
- First seen
- 2026-08-16
- Last seen
- 2026-11-03
- 80 status
- 200
- 80 server
- openresty/1.31.1.1
- 80 title
- One moment, please...
- 80 seen
- 2026-08-11 to 2026-11-04
- 443 status
- 200
- 443 server
- LiteSpeed
- 443 TLS
- TLSv1.3
- 443 certificate
- hosting-p101.ftech.vn
- 443 issuer
- C=US, O=Let's Encrypt, CN=YR2
- 443 browser-trusted
- Yes
- 443 seen
- 2026-08-10 to 2026-10-30
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