129.43.254.31 🇺🇸

The public IP address 129.43.254.31 is located in Frederick, Maryland, 21702, United States. It is assigned to the ISP National Cancer Institute. The address belongs to ASN 6150 which is delegated to NCIFCRF.
Please have a look at the tables below for full details about 129.43.254.31, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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129.43.254.31 IP Address Location

Reverse IP (PTR)none
ASN6150 (NCIFCRF)
ISP / OrganizationNational Cancer Institute
IP Connection TypeCorporate [internet speed test]
IP LocationFrederick, Maryland, 21702, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateMaryland (MD)
IP CityFrederick
IP Postcode21702
IP Latitude39.4940 / 39°29′38″ N
IP Longitude-77.4608 / 77°27′38″ W
IP TimezoneAmerica/New_York
IP Local Time

IANA IPv4 Address Space Allocation for Subnet 129.0.0.0/8

IPv4 Address Space Prefix129/8
Regional Internet Registry (RIR)Administered by ARIN
Allocation Date
WHOIS Serverwhois.arin.net
RDAP Serverhttps://rdap.arin.net/registry, http://rdap.arin.net/registry
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.

129.43.254.31 IP Address Representations

CIDR Notation129.43.254.31/32
Decimal Notation2167143967
Hexadecimal Notation0x812bfe1f
Octal Notation020112777037
Binary Notation10000001001010111111111000011111
Dotted-Decimal Notation129.43.254.31
Dotted-Hexadecimal Notation0x81.0x2b.0xfe.0x1f
Dotted-Octal Notation0201.053.0376.037
Dotted-Binary Notation10000001.00101011.11111110.00011111