AS5974 DNIC-ASBLK-05800-06055 - United States Department of Defense DoD
Announced Prefixes (BGP)
20total
17 IPv43 IPv6
IPv4 Addresses
Allocated (RIR)65,536
Announced (BGP)93,952
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)3.6×10²⁴
Prefix Limit (IPv4)
100
Prefix Limit (IPv6)
10
Allocated
-
Announced Prefixes
(BGP)20|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 | |
| No ROA | - | 2026-10-10 |
1-10 of 20
1 / 2
Allocated Prefixes
(RIR)1Prefix | Country | RIR | Status |
|---|---|---|---|
| 131.77.0.0/16 | 🇺🇸 US | ARIN | allocated |
All 20 announced prefixes of AS5974 →
BGP Neighbours
(seen in AS paths)Upstreams (1)
Networks AS5974 hands its own prefixes to: transit providers, or peers at an exchange.
- AS27064United States Department Of Defense DoD20
Downstreams (1)
Networks whose own prefixes AS5974 passes on: usually its customers.
- AS345United States Department Of Defense DoD1
Other adjacent networks (1)
Adjacent to AS5974 in the transit part of AS paths: peers, providers or customers.
- AS27153United States Department Of Defense DoD1
ASPA
No ASPA
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- ASPA explainedWhy AS5974 should publish an ASPA object
- IPv4 transfer marketTransfers published by all five RIRs
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/5974Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/5974" | jq