Autonomous System
AS13371 Duke University
EducationActiveUnited StatesARIN
AS13371 (DUKE-INTERCHANGE) is an education network operated by Duke University in United States, registered with ARIN. It has 5 IPv4 prefixes with 151,808 addresses and 2 IPv6 prefixes, which makes it the 1,565th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses151,808in 5 prefixes
IPv6 prefixes2≈ 3.6 × 10²⁴ addresses
Size rank#1,565of 82,200 active ASNs
Details
OrganizationDuke University
AS nameDUKE-INTERCHANGE
Websiteduke.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactdatacom-hostmaster@duke.edu
Registered2006-10-03
Last updated2012-03-02
IPv4 prefixes
5 prefixes · 151,808 addresses| Network | Addresses | First – last address |
|---|---|---|
| 152.3.0.0/16 | 65,536 | 152.3.0.0 – 152.3.255.255 |
| 152.16.0.0/16 | 65,536 | 152.16.0.0 – 152.16.255.255 |
| 67.159.64.0/18 | 16,384 | 67.159.64.0 – 67.159.127.255 |
| 152.22.224.0/20 | 4,096 | 152.22.224.0 – 152.22.239.255 |
| 198.86.29.0/24 | 256 | 198.86.29.0 – 198.86.29.255 |
152.3.0.0/16 152.16.0.0/16 67.159.64.0/18 152.22.224.0/20 198.86.29.0/24
IPv6 prefixes
2 prefixes- 2620:0:690::/47
- 2600:2704:100::/48
2620:0:690::/47 2600:2704:100::/48
Query AS13371 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=AS13371&key=YOUR_API_KEY"Any address in its prefixes resolves to AS13371, with or without a key:
curl "https://api.ipapi.is/?q=152.3.0.1"Largest networks in United States
AS749 United States Department of Defense (DoD)227,464,192 IPv4 addressesAS16509 Amazon.com, Inc.218,038,784 IPv4 addressesAS7018 AT&T Enterprises, LLC117,262,080 IPv4 addressesAS8075 Microsoft Corporation81,463,040 IPv4 addressesAS721 United States Department of Defense (DoD)73,070,080 IPv4 addressesAS7922 Comcast Cable Communications, LLC68,336,896 IPv4 addresses