81.161.244.31

The public IP address 81.161.244.31 is located in Bulgaria. It is assigned to the ISP Technical University of Sofia. The address belongs to ASN 28949 which is delegated to Technical University of Sofia.

Please have a look at the tables below for full details about 81.161.244.31, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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81.161.244.31 IP Address Location

Reverse IP (PTR)e-university.tu-sofia.bg
ASN28949 (Technical University of Sofia)
ISP / OrganizationTechnical University of Sofia
Connection TypeCable/DSL [internet speed test]
LocationBulgaria
ContinentEurope
CountryBulgaria (BG)
Staten/a
Cityunknown
Postcodeunknown
Latitude42.6960 / 42°41′45″ N
Longitude23.3320 / 23°19′55″ E
TimezoneEurope/Sofia
Local Time

IANA IPv4 Address Space Allocation for Subnet 81.0.0.0/8

IPv4 Address Space Prefix081/8
Regional Internet Registry (RIR)RIPE NCC
Allocation Date
WHOIS Serverwhois.ripe.net
RDAP Serverhttps://rdap.db.ripe.net/
StatusALLOCATED
Delegated entirely to specific RIR (Regional Internet Registry) as indicated.

81.161.244.31 Reverse IP Lookup

81.161.244.31 IP Address Representations

CIDR Notation81.161.244.31/32
Decimal Notation1369568287
Hexadecimal Notation0x51a1f41f
Octal Notation012150372037
Binary Notation 1010001101000011111010000011111
Dotted-Decimal Notation81.161.244.31
Dotted-Hexadecimal Notation0x51.0xa1.0xf4.0x1f
Dotted-Octal Notation0121.0241.0364.037
Dotted-Binary Notation01010001.10100001.11110100.00011111