IP range 203.188.104.0/21
203.188.104.0/21 contains 2,048 addresses announced by HKUST-AS-HK - Hong Kong University of Science and Technology and located in Hong Kong. First and last address, owner network and neighbouring ranges.
At a glance
- Announced by
- HKUST-AS-HK - Hong Kong University of Science and Technology AS3363
- Country
- Hong Kong
- CIDR
- 203.188.104.0/21
- Subnet mask
- 255.255.248.0
Sample lookup
Sample address in this range
203.188.104.1
- Location
- 🇭🇰 Hong Kong, Kowloon, Hong Kong
- ISP · ASN
- HKUST-AS-HK - Hong Kong University of Science and Technology AS3363
- Type
- Education
- Hostname
- —
- Time zone
- Asia/Hong_Kong 10:50
- Coordinates
- 22.3186, 114.1800
- Prefix
- 203.188.104.0/21
- IP version
- IPv4
- Region
- Kowloon
Hong Kong, Kowloon, Hong KongOpenStreetMap →
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS3363
- Network name
- HKUST-AS-HK - Hong Kong University of Science and Technology
- Prefix
- 203.188.104.0/21
- Network type
- Education
- Datacenter / hosting rangeNo
- Tor exit nodeNo
- Known VPN / proxy providerNo
- Spamhaus DROPNo
- BlacklistsCheck →
- PTR recordnoneThe PTR record the address owner published for it.
- Forward-confirmedVerify →Forward-confirmed: the hostname resolves back to this address.
- Reverse zone name1.104.188.203.in-addr.arpa
- Decimal
- 3418122241
- Hex
- 0xCBBC6801
- Binary
- 11001011.10111100.01101000.00000001
- Octal
- 0313.0274.0150.01
- Arpa
- 1.104.188.203.in-addr.arpa
- Mapped
- ::ffff:203.188.104.1
JSON
{
"ip": "203.188.104.1",
"version": 4,
"classification": "education",
"flags": [],
"geo": {
"country_code": "HK",
"country": "Hong Kong",
"region": "Kowloon",
"city": "Hong Kong",
"lat": 22.3186,
"lon": 114.18,
"timezone": "Asia/Hong_Kong"
},
"asn": {
"asn": 3363,
"name": "HKUST-AS-HK - Hong Kong University of Science and Technology",
"prefix": "203.188.104.0/21"
},
"rdns": null
}