Data as of Nov 10, 2026

33.0.0.0/8

No anonymizer space

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

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
33.0.0.0/816,777,216DISN-IP-LEGACYUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationJan 1, 1991disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 33.0.0.0/816,777,216DISN-IP-LEGACYDoD Network Information Center (DNIC) · USReallocatedSep 5, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
Sep 2021 · 5.2 yr
Origin networks
4
Last change of origin
Sep 2021
Recorded history

History

Handoffs
4