LAYER3 INTEL
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Data as of Nov 10, 2026

131.76.0.0/14

No anonymizer space

United States Department of Defense (DoD)

Announcement
this exact prefix
No RPKI
Announced by
AS721
Type
Business

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeHolderRPKI
131.76.1.0/24
since Nov 10, 2026
AS27046Business
131.76.2.0/24
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.3.0/24
since Nov 10, 2026
AS27046Business
131.76.5.0/24
since Nov 10, 2026
AS27046Business
131.76.7.0/24
since Jan 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.8.0/24
since Nov 10, 2026
AS27046Business
131.76.22.0/24
since Jun 2022
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.30.0/24
since Oct 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.39.0/24
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.41.0/24
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.43.0/24
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.51.0/24
since Sep 2014
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.52.0/24
since Sep 2014
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.55.0/24
since Dec 2011
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.56.0/24
since Dec 2011
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.64.0/20
since Nov 10, 2026
AS27046Business
131.76.65.0/24
since Sep 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.68.0/23
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.71.0/24
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.74.0/24
since Nov 10, 2026
AS27046Business
131.76.80.0/23
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.93.0/24
since Sep 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.94.0/23
since Apr 2022
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.96.0/23
since Apr 2022
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.98.0/23
since Aug 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.102.0/23
since Aug 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.106.0/24
since Sep 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.128.0/24
since Nov 10, 2026
AS27046Business
131.76.129.0/24
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.132.0/24
since Mar 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.135.0/24
since Jul 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.140.0/23
since Mar 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.142.0/23
since Mar 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.171.0/24
since Mar 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.172.0/24
since Feb 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.173.0/24
since Feb 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.174.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.176.0/21
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.184.0/21
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.192.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.194.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.200.0/22
since Nov 2023
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.204.0/22
since Nov 2023
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.216.0/23
since May 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.218.0/23
since May 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.224.0/20
since May 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.240.0/20
since May 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.76.252.0/23
since Nov 10, 2026
AS27046Business
131.77.0.0/16
since Aug 2016
AS5974BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.77.104.0/24
since Apr 2024
AS5974BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.77.247.0/24
since May 2026
AS155BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.0.0/24
since Oct 2022
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.3.0/24
since Dec 2018
AS721BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.6.0/24
since Nov 10, 2026
AS27046Business
131.78.83.0/24
since Nov 2023
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.132.0/24
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.133.0/24
since Nov 10, 2026
AS27046Business
131.78.158.0/24
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.159.0/24
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.167.0/24
since Feb 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.174.0/23
since Nov 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.184.0/22
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.184.0/23
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.186.0/24
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.187.0/24
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.200.0/23
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.202.0/23
since Jun 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.204.0/24
since Dec 2018
AS721BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.212.0/23
since Jan 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.214.0/23
since Jun 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.240.0/24
since Aug 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.78.243.0/24
since Oct 2020
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.3.0/24
since Feb 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.7.0/24
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.11.0/24
since Nov 2015
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.13.0/24
since May 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.14.0/24
since Mar 2023
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.18.0/24
since May 2024
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.19.0/24
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.22.0/23
since Sep 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.24.0/23
since Mar 2020
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.32.0/22
since Jul 2022
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.43.0/24
since Apr 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.46.0/24
since Nov 5, 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.48.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.50.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.52.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.54.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.56.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.58.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.60.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.62.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.66.0/24
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.67.0/24
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.69.0/24
since Nov 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.79.0/24
since Jan 2025
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.92.0/24
since Jun 2026
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.110.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.112.0/23
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.116.0/23
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.118.0/23
since Dec 2017
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.122.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.124.0/24
since Mar 2014
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.128.0/24
since Jun 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.134.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.140.0/24
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.142.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.144.0/22
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.148.0/22
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.152.0/22
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.158.0/24
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.160.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.162.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.164.0/23
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.168.0/22
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.172.0/22
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.178.0/24
since Apr 2019
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.192.0/23
since Aug 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.205.0/24
since Sep 2021
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.206.0/24
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.207.0/24
since Jul 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.221.0/24
since Jun 2024
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.222.0/23
since Oct 2023
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.224.0/24
since Feb 2012
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.229.0/24
since Jun 2020
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.230.0/23
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.233.0/24
since Jun 2018
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center
131.79.240.0/23
since Sep 2016
AS27046BusinessUnited States Department of Defense (DoD)
via DoD Network Information Center

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
131.76.0.0/1665,536DLA-PACIFIC-NETUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationOct 25, 1988disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 131.76.0.0/1665,536DLA-PACIFIC-NETDoD Network Information Center (DNIC) · USReallocatedAug 28, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
131.77.0.0/1665,536DECC-OGDENUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationOct 25, 1988disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 131.77.0.0/1665,536DECC-OGDENDoD Network Information Center (DNIC) · USReallocatedAug 28, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
131.78.0.0/1665,536DSDCUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationMar 24, 1989disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 131.78.0.0/1665,536DSDCDoD Network Information Center (DNIC) · USReallocatedAug 28, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
131.79.0.0/1665,536DDTCUnited States Department of Defense (DoD) (USDDD) · USDirect AllocationOct 25, 1988disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
└ 131.79.0.0/1665,536DDTCDoD Network Information Center (DNIC) · USReallocatedAug 28, 2025disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Jun 2007
Current origin since
Dec 2010 · 16 yr
Origin networks
2
Last change of origin
Dec 2010
Recorded history

History

Handoffs
2