IP range 81.91.104.0/21
81.91.104.0/21 contains 2,048 addresses announced by TNG-AS TNG Stadtnetz GmbH and located in United Kingdom. First and last address, owner network and neighbouring ranges.
At a glance
- Announced by
- TNG-AS TNG Stadtnetz GmbH AS13101
- Country
- United Kingdom
- CIDR
- 81.91.104.0/21
- Subnet mask
- 255.255.248.0
Sample lookup
Sample address in this range
81.91.104.1
- Location
- 🇬🇧 Marlborough, England, United Kingdom
- ISP · ASN
- TNG-AS TNG Stadtnetz GmbH AS13101
- Type
- Unclassified network
- Hostname
- —
- Time zone
- Europe/London 20:49
- Coordinates
- 51.4206, -1.7143
- Prefix
- 81.91.104.0/21
- IP version
- IPv4
- Region
- England
Marlborough, England, United KingdomOpenStreetMap →
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS13101
- Network name
- TNG-AS TNG Stadtnetz GmbH
- Prefix
- 81.91.104.0/21
- Network type
- Unclassified
- 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 name1.104.91.81.in-addr.arpa
- Decimal
- 1364944897
- Hex
- 0x515B6801
- Binary
- 01010001.01011011.01101000.00000001
- Octal
- 0121.0133.0150.01
- Arpa
- 1.104.91.81.in-addr.arpa
- Mapped
- ::ffff:81.91.104.1
JSON
{
"ip": "81.91.104.1",
"version": 4,
"classification": "unknown",
"flags": [],
"geo": {
"country_code": "GB",
"country": "United Kingdom",
"region": "England",
"city": "Marlborough",
"lat": 51.4206,
"lon": -1.71428,
"timezone": "Europe/London"
},
"asn": {
"asn": 13101,
"name": "TNG-AS TNG Stadtnetz GmbH",
"prefix": "81.91.104.0/21"
},
"rdns": null
}