Autonomous System

AS6389 AT&T Enterprises, LLC

ISPActiveUnited StatesARIN

AS6389 (BELLSOUTH-NET-BLK) is an ISP network operated by AT&T Enterprises, LLC in United States, registered with ARIN. It has 51 IPv4 prefixes with 4,327,168 addresses, which makes it the 146th largest of 82,558 active autonomous systems by IPv4 space.

IPv4 addresses4,327,168in 51 prefixes
IPv6 prefixes0none
Size rank#146of 82,558 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationAT&T Enterprises, LLC
AS nameBELLSOUTH-NET-BLK
Websiteatt.com
Country United States (US)
Network typeISP
RegistryARIN
Abuse contactabuse@att.net
Registered1996-03-28
Last updated2024-12-05

IPv4 prefixes

51 prefixes · 4,327,168 addresses
NetworkAddressesFirst – last address
72.156.0.0/14262,14472.156.0.0 – 72.159.255.255
74.252.0.0/14262,14474.252.0.0 – 74.255.255.255
208.60.0.0/14262,144208.60.0.0 – 208.63.255.255
216.76.0.0/14262,144216.76.0.0 – 216.79.255.255
66.20.0.0/15131,07266.20.0.0 – 66.21.255.255
68.16.0.0/15131,07268.16.0.0 – 68.17.255.255
68.152.0.0/15131,07268.152.0.0 – 68.153.255.255
68.156.0.0/15131,07268.156.0.0 – 68.157.255.255
70.154.0.0/15131,07270.154.0.0 – 70.155.255.255
70.158.0.0/15131,07270.158.0.0 – 70.159.255.255
98.78.0.0/15131,07298.78.0.0 – 98.79.255.255
65.5.0.0/1665,53665.5.0.0 – 65.5.255.255
65.13.0.0/1665,53665.13.0.0 – 65.13.255.255
65.14.0.0/1665,53665.14.0.0 – 65.14.255.255
65.15.0.0/1665,53665.15.0.0 – 65.15.255.255
65.81.0.0/1665,53665.81.0.0 – 65.81.255.255
65.82.0.0/1665,53665.82.0.0 – 65.82.255.255
65.83.0.0/1665,53665.83.0.0 – 65.83.255.255
67.32.0.0/1665,53667.32.0.0 – 67.32.255.255
67.33.0.0/1665,53667.33.0.0 – 67.33.255.255
68.208.0.0/1665,53668.208.0.0 – 68.208.255.255
68.213.0.0/1665,53668.213.0.0 – 68.213.255.255
68.214.0.0/1665,53668.214.0.0 – 68.214.255.255
68.216.0.0/1665,53668.216.0.0 – 68.216.255.255
68.222.0.0/1665,53668.222.0.0 – 68.222.255.255
The 25 largest of 51. The API and the database have all of them.

IPv6 prefixes

No IPv6 prefixes.

Query AS6389 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=AS6389&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS6389, with or without a key:

curl "https://api.ipapi.is/?q=72.156.0.1"

Other networks of AT&T Enterprises, LLC

6 of 15
AS7018 AT&T Enterprises, LLC117,261,056 IPv4 addressesAS20057 AT&T Enterprises, LLC6,499,584 IPv4 addressesAS14654 AT&T Enterprises, LLC1,694,208 IPv4 addressesAS2686 AT&T Enterprises, LLC1,411,328 IPv4 addressesAS2687 AT&T Enterprises, LLC759,040 IPv4 addressesAS7287 AT&T Enterprises, LLC490,496 IPv4 addresses

Largest networks in United States

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