145.140.21.172 🇳🇱

The public IP address 145.140.21.172 is located in Utrecht, Utrecht, The Netherlands. It is assigned to the ISP SURF. The address belongs to ASN 1103 which is delegated to SURF B.V.
Please have a look at the tables below for full details about 145.140.21.172, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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145.140.21.172 IP Address Location

Reverse IP (PTR)none
ASN1103 (SURF B.V.)
ISP / OrganizationSURF
IP Connection TypeCable/DSL [internet speed test]
IP LocationUtrecht, Utrecht, The Netherlands
IP ContinentEurope
IP Country🇳🇱 The Netherlands (NL)
IP StateUtrecht (UT)
IP CityUtrecht
IP Postcode3555
IP Latitude52.1144 / 52°6′51″ N
IP Longitude5.0746 / 5°4′28″ E
IP TimezoneEurope/Amsterdam
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 145.0.0.0/8

IPv4 Address Space Prefix145/8
Regional Internet Registry (RIR)Administered by RIPE NCC
Allocation Date
WHOIS Serverwhois.ripe.net
RDAP Serverhttps://rdap.db.ripe.net/
StatusLEGACY
Allocated by the central Internet Registry (IR) prior to the Regional Internet Registries (RIRs). This address space is now administered by individual RIRs as noted, including maintenance of WHOIS Directory and reverse DNS records. Assignments from these blocks are distributed globally on a regional basis.

145.140.21.172 IP Address Representations

CIDR Notation145.140.21.172/32
Decimal Notation2441876908
Hexadecimal Notation0x918c15ac
Octal Notation022143012654
Binary Notation10010001100011000001010110101100
Dotted-Decimal Notation145.140.21.172
Dotted-Hexadecimal Notation0x91.0x8c.0x15.0xac
Dotted-Octal Notation0221.0214.025.0254
Dotted-Binary Notation10010001.10001100.00010101.10101100