Autonomous System

AS27 University of Maryland

EducationActiveUnited StatesARIN

AS27 (UMDNET) is an education network operated by University of Maryland in United States, registered with ARIN. It has 5 IPv4 prefixes with 134,656 addresses and 6 IPv6 prefixes, which makes it the 1,766th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses134,656in 5 prefixes
IPv6 prefixes6≈ 7.3 × 10²⁴ addresses
Size rank#1,766of 82,200 active ASNs
Abuser scoreVery Low0.02% of its addresses flagged · method

Details

OrganizationUniversity of Maryland
AS nameUMDNET
Websiteusmd.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactabuse@umd.edu
Registered1984-08-28
Last updated2014-02-18

IPv4 prefixes

5 prefixes · 134,656 addresses
NetworkAddressesFirst – last address
128.8.0.0/1665,536128.8.0.0 – 128.8.255.255
129.2.0.0/1665,536129.2.0.0 – 129.2.255.255
192.54.96.0/212,048192.54.96.0 – 192.54.103.255
192.54.100.0/221,024192.54.100.0 – 192.54.103.255
192.54.94.0/23512192.54.94.0 – 192.54.95.255

IPv6 prefixes

6 prefixes
  • 2605:880::/48
  • 2605:880:1::/48
  • 2605:880:10::/48
  • 2605:880:20::/48
  • 2605:880:22::/48
  • 2605:880:30::/48

Query AS27 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS27&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS27, with or without a key:

curl "https://api.ipapi.is/?q=128.8.0.1"

Other networks of University of Maryland

AS10886 University of Maryland12,544 IPv4 addresses

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