AS5972 DNIC-ASBLK-05800-06055 - United States Department of Defense DoD
Announced Prefixes (BGP)
1,492total
1,492 IPv40 IPv6
IPv4 Addresses
Allocated (RIR)329,216
Announced (BGP)2.3M
IPv6 Addresses
Allocated (RIR)0
Announced (BGP)0
Prefix Limit (IPv4)
5,000
Prefix Limit (IPv6)
5
Allocated
-
Announced Prefixes
(BGP)1,000 of 1,492|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 | |
| No ROA | - | 2026-10-11 |
1-10 of 1,000
1 / 100
Allocated Prefixes
(RIR)11Prefix | Country | RIR | Status |
|---|---|---|---|
| 128.44.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 141.236.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 144.146.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 155.220.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 159.71.0.0/16 | 🇺🇸 US | ARIN | allocated |
| 192.101.132.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.108.14.0/24 | 🇺🇸 US | ARIN | allocated |
| 192.111.227.0/24 | 🇺🇸 US | ARIN | allocated |
| 198.97.167.0/24 | 🇺🇸 US | ARIN | allocated |
| 199.10.163.0/24 | 🇺🇸 US | ARIN | allocated |
1-10 of 11
1 / 2
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 AS5972 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/5972Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/5972" | jq