u
Aggregated across every cluster whose name starts with "u" — a single company can be split across many separate clusters (per-datacenter, per-country, or per-subsidiary naming), so this view sums the true total rather than understating it with a single cluster's count.
1,244
Total ranges
202
Matched clusters
Matched clusters
U.S. Embassy Copenhagen
U-Jedrusia
U-F-X-LTD
U. Bachofen trading as "bachofen.net"
U-TALK-AGAIN-NET-4
U-PLAY-ONLINE-SL
U-S-EMBASSY
U.S. Department of Labor - OASAM/DIRM
U-S-A-EMBASSY
U-NICA-NET
U.S. Customs and Border Protection
U. S. Department of Transportation
U-SEMIKA
U-NETSURF-JPNIC-JP-20120315
U-L-K-LAN
U.B. Online
U-I-U-LTD
U_I-LEARNING-FRANCE-RUEIL-MALM
U-I-S-P-COMITATOPROVINCIALEDIR
U-LIFE KH SUPER APP CO.,LTD
U-MAX INTERNET
U.S. Department of Defense Education Activity
U.S. Department of Energy
U.S. International Development Finance Corporation
u-blox AG
U.M. 0296 BUCURESTI
U.S. Dept. of Health and Human Services
U.S.NEXT, Inc.
U.S. RENAL CARE, INC.
U.S. Department of Energy - Hanford
U.S. Department of Education
U.S. Securities & Exchange Commission
U.S. Healthcare
U.S. Department of Transportation
U S A CHOICE INTERNET SERVICES CO.
U.S. House of Representatives
U R Rao Satellite Centre
U-Turn Technology
U.S. Department of Veterans Affairs
U.S. Department of Interior Bureau of Reclamation
U.S. Department of Health & Human Services
U.S. COLO, LLC
U.P. Logon
U-R-I-O-P-S-S_I0384-00001-001
U-SEVENTY
U-C-I-S-SRL
U_Tapao_International_Airport-By-AWN
U-S-EMBASSY-SARAJEVO
U-TOKAI
U-SHIN-ERDWEG-NET
U-K
U-FORM-TESTSYSTEME-SOLINGEN-NET
U-FREIGHT
U-EDV-Hosting
U-GOK
U-S-CONSULATE
U-S-A-SOUTHERNEUROPEANTASKFORC
U-F-P--SNC-DI-PANZERI---C
U-UND-P-NET
U-T-S-PROGETENGINEERINGSRL
+142 more
Ranges (1,244)
showing 401–500 of 1,244 — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Cluster | Registry | Status | Confidence |
|---|---|---|---|---|---|
| 149.252.0.0/16 | U.S. Department of Energy | U.S. Department of Energy | ARIN | DIRECT ALLOCATION | ● high |
| 150.7.0.0/16 | U-TOKAI | U-TOKAI | APNIC | ALLOCATED PORTABLE | ● high |
| 151.107.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | ARIN | DIRECT ALLOCATION | ● high |
| 152.61.0.0/16 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 152.119.0.0/16 | U. S. Department of Transportation | U. S. Department of Transportation | BGP | ANNOUNCED | ● high |
| 152.120.0.0/16 | U. S. Department of Transportation | U. S. Department of Transportation | ARIN | DIRECT ALLOCATION | ● high |
| 152.121.0.0/16 | U.S. Department of Transportation | U.S. Department of Transportation | ARIN | ASSIGNMENT | ● high |
| 152.121.0.0 – 152.123.255.255 | U. S. Department of Transportation | U. S. Department of Transportation | ARIN | DIRECT ALLOCATION | ● high |
| 152.122.0.0/16 | U.S. Department of Transportation | U.S. Department of Transportation | ARIN | ASSIGNMENT | ● high |
| 152.124.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.124.0.0 – 152.133.255.255 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | ARIN | DIRECT ALLOCATION | ● high |
| 152.130.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.130.16.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.130.243.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.130.244.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.130.245.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.130.246.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.16.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.243.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.244.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.245.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.131.246.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.16.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.243.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.244.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.245.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.132.246.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.0.0/16 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.16.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.243.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.244.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.245.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.133.246.0/24 | U.S. Department of Veterans Affairs | U.S. Department of Veterans Affairs | BGP | ANNOUNCED | ● high |
| 152.180.10.0/24 | U.S. Department of Labor - OASAM/DIRM | U.S. Department of Labor - OASAM/DIRM | BGP | ANNOUNCED | ● high |
| 152.180.11.0/24 | U.S. Department of Labor - OASAM/DIRM | U.S. Department of Labor - OASAM/DIRM | BGP | ANNOUNCED | ● high |
| 152.180.20.0/23 | U.S. Department of Labor - OASAM/DIRM | U.S. Department of Labor - OASAM/DIRM | BGP | ANNOUNCED | ● high |
| 156.36.0.0/16 | U.S. BANCORP | U.S. BANCORP | ARIN | DIRECT ALLOCATION | ● high |
| 156.40.93.0 – 156.40.95.255 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | ARIN | DIRECT ALLOCATION | ● high |
| 156.40.93.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● high |
| 156.40.94.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● high |
| 156.40.95.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● high |
| 156.40.197.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | ARIN | DIRECT ALLOCATION | ● high |
| 156.40.246.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● high |
| 157.101.0.0/18 | U-netSURF | U-netSURF | APNIC | ALLOCATED PORTABLE | ● low |
| 157.101.192.0/19 | U-netSURF | U-netSURF | APNIC | ALLOCATED PORTABLE | ● low |
| 157.121.0.0/16 | U.S. Healthcare | U.S. Healthcare | ARIN | DIRECT ALLOCATION | ● high |
| 158.68.64.0/23 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.66.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.192.0/20 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.195.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.208.0/21 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.216.0/21 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.221.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.231.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.232.0/21 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.240.0/21 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.68.249.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 158.70.0.0/16 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.70.144.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.71.0.0/16 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | ARIN | DIRECT ALLOCATION | ● high |
| 158.71.0.0/17 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.71.128.0/18 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.71.192.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.71.192.0/19 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.71.224.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● low |
| 158.71.225.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.72.0.0/16 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | ARIN | DIRECT ALLOCATION | ● high |
| 158.72.139.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.73.0.0/16 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | ARIN | DIRECT ALLOCATION | ● high |
| 158.73.30.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● low |
| 158.73.183.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● low |
| 158.73.196.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● low |
| 158.74.0.0/16 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.74.30.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.74.35.0/24 | U.S. Dept. of Health and Human Services | U.S. Dept. of Health and Human Services | BGP | ANNOUNCED | ● high |
| 158.74.38.0/24 | U.S. Department of Health & Human Services | U.S. Department of Health & Human Services | BGP | ANNOUNCED | ● low |
| 158.111.0.0/16 | U.S. Center For Disease Control and Prevention | U.S. Center For Disease Control and Prevention | BGP | ANNOUNCED | ● high |
| 159.64.0.0/16 | U.S. Department of Energy | U.S. Department of Energy | BGP | ANNOUNCED | ● high |
| 159.189.0.0/18 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.0.0/16 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.64.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.96.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.128.0/18 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.224.0/22 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 159.189.240.0/20 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.0.0/16 | U.S. Department of the Interior | U.S. Department of the Interior | ARIN | DIRECT ALLOCATION | ● high |
| 161.160.32.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.64.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.96.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.160.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.192.0/19 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.160.254.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.203.0.0/16 | U.S. Government Accountability Office | U.S. Government Accountability Office | ARIN | DIRECT ALLOCATION | ● high |
| 161.217.0.0/17 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.217.0.0/16 | U.S. Bureau of Indian Affairs | U.S. Bureau of Indian Affairs | ARIN | DIRECT ALLOCATION | ● high |
| 161.217.1.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.217.2.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
| 161.217.3.0/24 | U.S. Department of the Interior | U.S. Department of the Interior | BGP | ANNOUNCED | ● high |
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Uses the REST API.