AS2576 DOT-AS - U. S. Department of Transportation, US

AS Number

AS2576

AS Name

DOT-AS

Org Name

U. S. Department of Transportation

Country / Region

United States

Registry

arin

RegDate

1993-04-22

Updated

2026-07-14

AS2576 Looking Glass

IPv4Prefixes

IPv6Prefixes

IPv4 NUMs

268,800

IPv6 NUMs(/64)

5,111,808

IPv4 Ranges
IPv6 Ranges

CIDR	Description	IP Num
152.119.0.0/16	U. S. Department of Transportation	65536
152.120.0.0/16	U. S. Department of Transportation	65536
152.122.0.0/16	U.S. Department of Transportation	65536
169.135.0.0/16	U. S. Department of Transportation	65536
199.79.176.0/24	U.S. Department of Transportation	256
199.79.177.0/24	U.S. Department of Transportation	256
199.79.178.0/24	U.S. Department of Transportation	256
199.79.179.0/24	U.S. Department of Transportation	256
199.79.180.0/24	U.S. Department of Transportation	256
204.68.194.0/24	U.S. Dept. of Transportation	256
204.68.194.0/23	U.S. Dept. of Transportation	512
204.68.195.0/24	U.S. Dept. of Transportation	256
204.68.196.0/23	U.S. Dept. of Transportation	512
204.68.202.0/24	U. S. Department of Transportation	256
204.69.250.0/23	Federal Highway Administration	512
204.69.252.0/24	Federal Highway Administration	256
204.86.184.0/21	U.S. Dept. of Transportation	2048
204.86.192.0/23	U.S. Dept. of Transportation	512
204.152.44.0/23	U. S. Department of Transportation	512
204.238.19.0/24	U. S. Department of Transportation	256

CIDR	Description	IP NUMs(prefix /64)
2001:19e8::/48	U. S. Department of Transportation	65536
2001:19e8:1::/48	U. S. Department of Transportation	65536
2001:19e8:2::/48	U. S. Department of Transportation	65536
2001:19e8:a::/48	U. S. Department of Transportation	65536
2001:19e8:d::/48	U. S. Department of Transportation	65536
2001:19e8:e::/48	U. S. Department of Transportation	65536
2001:19e8:d1::/48	U. S. Department of Transportation	65536
2001:19e8:d2::/48	U. S. Department of Transportation	65536
2001:19e8:d3::/48	U. S. Department of Transportation	65536
2001:19e8:d4::/48	U. S. Department of Transportation	65536
2001:19e8:d5::/48	U. S. Department of Transportation	65536
2001:19e8:d6::/48	U. S. Department of Transportation	65536
2001:19e8:d7::/48	U. S. Department of Transportation	65536
2001:19e8:d8::/48	U. S. Department of Transportation	65536
2001:19e8:d9::/48	U. S. Department of Transportation	65536
2001:19e8:da::/48	U. S. Department of Transportation	65536
2001:19e8:f0::/48	U. S. Department of Transportation	65536
2001:19e8:f1::/48	U. S. Department of Transportation	65536
2001:19e8:f2::/48	U. S. Department of Transportation	65536
2001:19e8:f3::/48	U. S. Department of Transportation	65536
2001:19e8:f4::/48	U. S. Department of Transportation	65536
2001:19e8:f5::/48	U. S. Department of Transportation	65536
2001:19e8:f6::/48	U. S. Department of Transportation	65536
2001:19e8:f7::/48	U. S. Department of Transportation	65536
2001:19e8:f8::/48	U. S. Department of Transportation	65536
2001:19e8:f9::/48	U. S. Department of Transportation	65536
2001:19e8:fa::/48	U. S. Department of Transportation	65536
2001:19e8:fb::/48	U. S. Department of Transportation	65536
2001:19e8:220::/44	U. S. Department of Transportation	1048576
2001:19e8:230::/44	U. S. Department of Transportation	1048576
2001:19e8:260::/44	U. S. Department of Transportation	1048576
2001:19e8:1002::/48	U. S. Department of Transportation	65536
2001:19e8:1003::/48	U. S. Department of Transportation	65536

AS	Description	Country / Region	IPv4 NUMs	IPv6 NUMs	IPv4	IPv6
AS13979	ATT-IPFR - AT&T Enterprises, LLC, US		49,664	0	IPv4	IPv6

ASNumber:       2576
ASName:         DOT-AS
ASHandle:       AS2576
RegDate:        1993-04-22
Updated:        2005-03-02
Ref:            https://rdap.arin.net/registry/autnum/2576

OrgID:          USDT-1
OrgName:        U. S. Department of Transportation
CanAllocate:    
Street:         1200 New Jersey Ave. S.E.
City:           Washington
State/Prov:     DC
Country:        US
PostalCode:     20590
RegDate:        1993-04-22
Updated:        2026-07-14
OrgTechHandle   NETWO3558-ARIN
OrgAbuseHandle  NETWO3558-ARIN
OrgAdminHandle  NETWO3558-ARIN
Source:         ARIN

OrgAdminHandleHandle:  NETWO3558-ARIN
OrgAdminHandleName:    Network Engineering, 
OrgAdminHandlePhone:   +1-202-385-4357
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/NETWO3558-ARIN

OrgTechHandleHandle:  NETWO3558-ARIN
OrgTechHandleName:    Network Engineering, 
OrgTechHandlePhone:   +1-202-385-4357
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/NETWO3558-ARIN

OrgAbuseHandleHandle:  NETWO3558-ARIN
OrgAbuseHandleName:    Network Engineering, 
OrgAbuseHandlePhone:   +1-202-385-4357
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/NETWO3558-ARIN

AS2576 - DOT-AS - U. S. Department of Transportation, US

AS2576

DOT-AS

U. S. Department of Transportation

United States