IP range 172.0.0.0/12
172.0.0.0/12 contains 1,048,576 addresses announced by ATT-INTERNET4 and located in United States. First and last address, owner network and neighbouring ranges.
At a glance
- Announced by
- ATT-INTERNET4 AS7018
- Country
- United States
- CIDR
- 172.0.0.0/12
- Subnet mask
- 255.240.0.0
Sample lookup
- Location
- 🇺🇸 Calera, Alabama, United States
- ISP · ASN
- ATT-INTERNET4 AS7018
- Type
- Residential
- Hostname
- —
- Time zone
- America/Chicago 06:11
- Coordinates
- 33.1034, -86.7215
- Prefix
- 172.0.0.0/12
- IP version
- IPv4
- Region
- Alabama
Calera, Alabama, United StatesOpenStreetMap →
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS7018
- Network name
- ATT-INTERNET4
- Prefix
- 172.0.0.0/12
- 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 name1.0.0.172.in-addr.arpa
- Decimal
- 2885681153
- Hex
- 0xAC000001
- Binary
- 10101100.00000000.00000000.00000001
- Octal
- 0254.00.00.01
- Arpa
- 1.0.0.172.in-addr.arpa
- Mapped
- ::ffff:172.0.0.1
JSON
{
"ip": "172.0.0.1",
"version": 4,
"classification": "residential",
"flags": [],
"geo": {
"country_code": "US",
"country": "United States",
"region": "Alabama",
"city": "Calera",
"lat": 33.1034,
"lon": -86.7215,
"timezone": "America/Chicago"
},
"asn": {
"asn": 7018,
"name": "ATT-INTERNET4",
"prefix": "172.0.0.0/12"
},
"rdns": null
}