What Is My IP:
54.161.100.24

81.91.92.42

The public IP address 81.91.92.42 is located in Czechia. It is assigned to the ISP Web4U s.r.o.. The address belongs to ASN 39790 which is delegated to Web4U s.r.o.
Please have a look at the tables below for full details about 81.91.92.42, or use the IP Lookup tool to find the approximate IP location for any public IP address.

81.91.92.42 IP Address Location

Reverse IP (PTR)m163.server4u.cz
ASN39790 (Web4U s.r.o.)
ISP / OrganizationWeb4U s.r.o.
IP Connection TypeDial-Up [internet speed test]
IP LocationCzechia
IP ContinentEurope
IP CountryCzechia (CZ)
IP Staten/a
IP Cityunknown
IP Postcodeunknown
IP Latitude50.0848 / 50°5′5″ N
IP Longitude14.4112 / 14°24′40″ E
IP TimezoneEurope/Prague
IP 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.

81.91.92.42 Reverse IP Lookup

  • m163.server4u.cz
  • www.test.ibobr.cz
  • ibobr.cz
  • testwww.ibobr.cz
  • test-www.ibobr.cz
  • www.ibobr.cz
  • www.archiv.ibobr.cz
  • test.ibobr.cz

Find all Reverse IP Hosts for 81.91.92.42

81.91.92.42 IP Address Representations

CIDR Notation81.91.92.42/32
Decimal Notation1364941866
Hexadecimal Notation0x515b5c2a
Octal Notation012126656052
Binary Notation 1010001010110110101110000101010
Dotted-Decimal Notation81.91.92.42
Dotted-Hexadecimal Notation0x51.0x5b.0x5c.0x2a
Dotted-Octal Notation0121.0133.0134.052
Dotted-Binary Notation01010001.01011011.01011100.00101010

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