United States Antarctic Program

BGP inherited

Cluster stats

Netblocks	11 · 133,878 IPv4 addresses
All fragments	14,959 blocks across 26 clusters
Cluster ID	208818618
Registry	BGP
Customers	find customers using this network →

Evidence & provenance ?

Attribution	BGP parent (inherited)
Shared handles	clustered on 6 shared RIR contact/maintainer handles
Registry names	2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON

10 0 netblocks since 2026-07-05

2026-07-05 peak 10 2026-07-19

Domains hosted in this network

what's this?

usap.gov

IP Ranges (11)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
157.132.0.0/16	United States Antarctic Program	BGP	ANNOUNCED	● high
192.150.224.0/24	United States Antarctic Program	BGP	ANNOUNCED	● high
192.207.225.0/24	United States Antarctic Program	BGP	ANNOUNCED	● high
198.102.91.0/24	United States Antarctic Program	BGP	ANNOUNCED	● high
199.4.250.0/23	United States Antarctic Program	BGP	ANNOUNCED	● high
199.184.189.0/24	United States Antarctic Program	BGP	ANNOUNCED	● high
199.201.248.0/23	United States Antarctic Program	BGP	ANNOUNCED	● high
204.89.132.0/23	United States Antarctic Program	BGP	ANNOUNCED	● high
204.238.237.0/24	United States Antarctic Program	BGP	ANNOUNCED	● high
2620:11d:3000::/44	United States Antarctic Program	BGP	ANNOUNCED	● high
157.132.0.0/16	United States Antarctic Program	ARIN	DIRECT ALLOCATION	● low

Possibly related to this organisation

what's this?

Same name family

Separately-registered clusters whose names share “United States” — often per-country or per-system registrations of the same brand, occasionally a different organisation sharing the name. Not counted in this organisation's own footprint.

United States Department of Defense (DoD) 14,800 blocks
United States Postal Service 65 blocks
United States Nuclear Regulatory Commission 19 blocks
United States Department of the Treasury 13 blocks
United States Patent and Trademark Office 11 blocks
United States Steel Corporation 8 blocks
United States Postal Service Office of Inspector General 4 blocks
United States Food and Drug Administration 3 blocks

Combined view of all 26 name-family clusters →

Sub-allocations under carriers

IP blocks an ISP reassigned to a similarly-named customer — decoded from the ISP's own naming convention, not a direct registration.

United_States-EMBASSY-000000006174929 via British Telecommunications Limited sub-allocation
UNITEDSTATESBUSINESSDIANNUNZIA sub-allocation
CONSULATE-GENERAL-OF-THE-UNITED-STATES via Bezeq International Ltd. sub-allocation
EMBASSY-OF-THE-UNITED-STATES-OF-AMERICA-PW632188 via Ooredoo Q.S.C. sub-allocation
Mckinsey And Company Inc United States via COLT Technology Services Group Limited sub-allocation
United-States-of-America-Embassy-Riyadh via Etihad Salam Telecom CJSC sub-allocation
United States Catholic Conference via Fastweb SpA sub-allocation
Mckinsey Company Inc United States via COLT Technology Services Group Limited sub-allocation

NIC Handles

AS7872 NETWO708-ARIN NO146-ARIN NO146-ARIN NO146-ARIN USAP