129.2.1.0 🇺🇸

The public IP address 129.2.1.0 is located in College Park, Maryland, 20742, United States. It is assigned to the ISP University of Maryland. The address belongs to ASN 27 which is delegated to UMDNET.
Please have a look at the tables below for full details about 129.2.1.0, or use the IP Lookup tool to find the approximate IP location for any public IP address.

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129.2.1.0 IP Address Location

Reverse IP (PTR)vl3920.pdc-r1.net.umd.edu
ASN27 (UMDNET)
ISP / OrganizationUniversity of Maryland
IP Connection TypeCable/DSL [internet speed test]
IP LocationCollege Park, Maryland, 20742, United States
IP ContinentNorth America
IP Country🇺🇸 United States (US)
IP StateMaryland (MD)
IP CityCollege Park
IP Postcode20742
IP Latitude38.9940 / 38°59′38″ N
IP Longitude-76.9519 / 76°57′6″ 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.

129.2.1.0 IP Address Representations

CIDR Notation129.2.1.0/32
Decimal Notation2164392192
Hexadecimal Notation0x81020100
Octal Notation020100400400
Binary Notation10000001000000100000000100000000
Dotted-Decimal Notation129.2.1.0
Dotted-Hexadecimal Notation0x81.0x02.0x01.0x00
Dotted-Octal Notation0201.02.01.00
Dotted-Binary Notation10000001.00000010.00000001.00000000

129.2.1.0 Common Typing Errors

You might encounter misspelled IP addresses containing "o", "l" or "I" characters instead of digits. The following list includes some typical typing errors for 129.2.1.0.

  • 129.2.1.o
  • 129.2.I.0
  • 129.2.I.o
  • 129.2.l.0
  • 129.2.l.o