LAYER3 INTEL
Get started
TripwireIntel APIIP IntelPricingBlogDocsContactSign in
Data as of Nov 3, 2026

131.71.88.0/24

No anonymizer space · no proxy exits in 30 days

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
AS5852
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Jul 2026
from AS5852 United States Department of Defense (DoD)

Announcements

Less specific

Covering announcements

PrefixOriginTypeRPKI
131.64.0.0/13
since Dec 2010
AS721Business

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
131.71.0.0/1665,536DNIC-RNET-131-071United States Department of Defense (DoD) (USDDD) · USDirect AllocationFeb 14, 1997[email protected]
└ 131.71.0.0/1665,536DNIC-RNET-131-071DoD Network Information Center (DNIC) · USReallocatedAug 28, 2025[email protected]
└ 131.71.0.0/1665,536CCSNET-DISA-PAAS-AMAZONunknownReassignedAug 28, 2025[email protected]
via DNIC-RNET-131-071

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyWhois & abuse
Registry

Holder

Organization
United States Department of Defense (DoD)
Handle
USDDD
Range
131.71.0.0/16
Registration type
Direct Allocation
Record created
Feb 14, 1997
Legacy
yes
Reallocated to
DoD Network Information Center (DNIC)
Reallocated
Aug 28, 2025
Origin network

AS5852

US
Name
United States Department of Defense (DoD)
Type
Business
Registered
Oct 24, 1995
Domain
mail.mil
Industry
Military, Defense, National Security, and International Affairs
Spamhaus ASN-DROP
not listed