Autonomous System

AS77 Johns Hopkins University Applied Physics Laboratory

EducationActiveUnited StatesARIN

AS77 (JHUAPL-AS) is an education network operated by Johns Hopkins University Applied Physics Laboratory in United States, registered with ARIN. It has 2 IPv4 prefixes with 65,792 addresses, which makes it the 3,412th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,792in 2 prefixes
IPv6 prefixes0none
Size rank#3,412of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationJohns Hopkins University Applied Physics Laboratory
AS nameJHUAPL-AS
Websitejhuapl.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactnic-contact@jhuapl.edu
Registered1986-05-05
Last updated2012-02-24

IPv4 prefixes

2 prefixes · 65,792 addresses
NetworkAddressesFirst – last address
128.244.0.0/1665,536128.244.0.0 – 128.244.255.255
204.9.128.0/24256204.9.128.0 – 204.9.128.255

IPv6 prefixes

No IPv6 prefixes.

Query AS77 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=AS77&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS77, with or without a key:

curl "https://api.ipapi.is/?q=128.244.0.1"

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