$ query “AS349” --type=asn → 1 result(s)
AS349 · DNIC-ASBLK-00306-00371
United States Department of Defense (DoD)
AS349 is run by United States Department of Defense (DoD) and is a government/public-admin access provider, based in the United States since 1989. The system announces 3 840 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in the United States.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Government/Public Administration
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 30, 1989
- Last Changed
- October 01, 2026
- Last Seen
- October 15, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 15 / 12
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 3 840
- Largest IPv4 Prefix
- /23 (512 addresses)
- Largest IPv6 Prefix
- /40
- Geolocated Countries
- 🇺🇸 United States (3 840 IPs)
- Prefix Changed
- August 21, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Downstream Customers
- 1 downstream buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 2 unique BGP neighbors
- Reach
- 1 network in customer cone
Prefix Lists
IPv4 Prefixes (15 total)
- 55.23.8.0/23 (512 addresses (/23 prefix))
- 55.23.22.0/23 (512 addresses (/23 prefix))
- 55.23.28.0/23 (512 addresses (/23 prefix))
- 55.23.11.0/24 (256 addresses (/24 prefix))
- 55.23.25.0/24 (256 addresses (/24 prefix))
- 55.23.27.0/24 (256 addresses (/24 prefix))
- 55.23.31.0/24 (256 addresses (/24 prefix))
- 55.23.33.0/24 (256 addresses (/24 prefix))
- 55.23.35.0/24 (256 addresses (/24 prefix))
- 55.23.103.0/24 (256 addresses (/24 prefix))
- 55.23.129.0/24 (256 addresses (/24 prefix))
- 55.23.182.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2608:18b:2800::/40