IP range 51.149.18.0/23
51.149.18.0/23 contains 512 addresses announced by BT-UK-AS BTnet UK Regional network and located in United Kingdom. First and last address, owner network and neighbouring ranges.
At a glance
- Announced by
- BT-UK-AS BTnet UK Regional network AS2856
- Country
- United Kingdom
- CIDR
- 51.149.18.0/23
- Subnet mask
- 255.255.254.0
Sample lookup
Sample address in this range
51.149.18.1
- Location
- 🇬🇧 Croydon, England, United Kingdom
- ISP · ASN
- BT-UK-AS BTnet UK Regional network AS2856
- Type
- Residential
- Hostname
- —
- Time zone
- Europe/London 01:24
- Coordinates
- 51.3833, -0.1000
- Prefix
- 51.149.18.0/23
- IP version
- IPv4
- Region
- England
Croydon, England, United KingdomOpenStreetMap →
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS2856
- Network name
- BT-UK-AS BTnet UK Regional network
- Prefix
- 51.149.18.0/23
- Network type
- Consumer ISP
- 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 name1.18.149.51.in-addr.arpa
- Decimal
- 865407489
- Hex
- 0x33951201
- Binary
- 00110011.10010101.00010010.00000001
- Octal
- 063.0225.022.01
- Arpa
- 1.18.149.51.in-addr.arpa
- Mapped
- ::ffff:51.149.18.1
JSON
{
"ip": "51.149.18.1",
"version": 4,
"classification": "residential",
"flags": [],
"geo": {
"country_code": "GB",
"country": "United Kingdom",
"region": "England",
"city": "Croydon",
"lat": 51.3833,
"lon": -0.1,
"timezone": "Europe/London"
},
"asn": {
"asn": 2856,
"name": "BT-UK-AS BTnet UK Regional network",
"prefix": "51.149.18.0/23"
},
"rdns": null
}