IP Tracker

AS306

United States Department of Defense (DoD)

USCarrier2026-06-24

Announced prefixes 331

55.10.0.0/1655.15.0.0/1655.15.200.0/2255.17.0.0/1655.17.73.0/2455.22.69.0/2455.25.5.0/2455.38.0.0/1655.44.0.0/1655.51.0.0/1655.61.0.0/1655.68.0.0/1655.85.0.0/1655.85.15.0/2455.85.16.0/2455.85.20.0/2455.85.22.0/2455.85.23.0/2455.85.27.0/2455.85.29.0/2455.85.30.0/2455.85.34.0/2455.85.35.0/2455.85.43.0/2455.85.60.0/2355.85.64.0/2355.85.66.0/2355.85.80.0/2355.85.84.0/2355.85.86.0/2355.85.100.0/2355.85.104.0/2355.85.106.0/2355.85.120.0/2355.85.124.0/2355.85.126.0/2355.85.150.0/2455.86.2.0/2455.194.0.0/16132.79.0.0/16132.79.15.0/24132.79.16.0/24132.79.70.0/24132.79.128.0/19132.79.128.0/24132.80.0.0/16132.80.130.0/24132.81.0.0/16132.81.198.0/24132.81.242.0/24132.81.253.0/24132.82.0.0/16132.82.198.0/24132.82.253.0/24132.83.0.0/16132.83.48.0/21132.83.122.0/24132.83.127.0/24132.83.253.0/24132.83.254.0/24132.84.0.0/16132.84.12.0/24132.84.198.0/24132.84.200.0/24132.84.253.0/24132.85.0.0/16132.85.198.0/24132.85.253.0/24132.86.0.0/16132.86.253.0/24132.87.0.0/16132.87.198.0/24132.87.253.0/24132.88.0.0/16132.89.0.0/16132.89.253.0/24132.90.0.0/16132.90.40.0/21132.90.48.0/21132.90.253.0/24132.91.0.0/16132.92.0.0/16132.92.40.0/21132.92.253.0/24132.93.0.0/16132.93.40.0/21132.93.253.0/24132.94.0.0/16132.94.40.0/21132.94.48.0/21132.94.242.0/24132.94.253.0/24132.95.0.0/16132.95.40.0/21132.95.48.0/21132.95.253.0/24132.96.0.0/16132.96.0.0/19132.96.198.0/24132.96.241.0/24132.96.242.0/24132.96.253.0/24132.97.0.0/16132.97.242.0/24132.97.253.0/24132.98.0.0/16132.98.40.0/21132.98.242.0/24132.98.253.0/24132.99.0.0/16132.99.12.0/24132.99.198.0/24132.99.253.0/24132.100.0.0/16132.100.40.0/21132.100.48.0/21132.100.253.0/24132.101.0.0/16132.101.12.0/24132.101.242.0/24132.101.253.0/24132.102.0.0/16132.102.40.0/21132.102.198.0/24132.102.253.0/24132.103.0.0/16132.103.40.0/21132.103.48.0/21132.103.253.0/24132.104.0.0/16132.104.40.0/21132.104.48.0/21132.104.198.0/24132.104.199.0/24132.104.250.0/24132.104.253.0/24132.105.0.0/16132.105.12.0/24132.105.40.0/21132.105.48.0/21132.105.253.0/24132.106.0.0/16132.106.12.0/24132.106.40.0/21132.106.48.0/21132.106.249.0/24132.106.253.0/24132.107.0.0/16132.107.198.0/24132.107.253.0/24132.108.0.0/16132.108.40.0/21132.108.48.0/21132.108.198.0/24132.108.253.0/24132.109.0.0/16132.109.198.0/24132.109.253.0/24132.110.0.0/16132.110.40.0/21132.110.198.0/24132.110.253.0/24132.111.0.0/16132.111.40.0/21132.111.253.0/24132.112.0.0/16132.112.40.0/21132.113.0.0/16132.113.40.0/21132.113.48.0/21132.113.253.0/24132.114.0.0/16132.114.12.0/24132.114.40.0/21132.114.48.0/21132.114.253.0/24132.115.0.0/16132.115.40.0/21132.115.198.0/24132.115.251.0/24132.115.253.0/24132.116.0.0/16132.116.12.0/24132.116.40.0/21132.116.48.0/21132.116.253.0/24132.117.0.0/16132.117.241.0/24132.117.242.0/24132.117.253.0/24132.118.0.0/16132.118.40.0/21132.118.48.0/21132.118.198.0/24132.118.253.0/24132.119.0.0/16132.119.48.0/21132.119.253.0/24132.120.0.0/16132.120.40.0/21132.120.70.0/24132.121.0.0/16132.121.40.0/21132.121.198.0/24132.121.253.0/24132.122.0.0/16132.122.48.0/21132.122.198.0/24132.122.253.0/24132.123.0.0/16132.123.40.0/21132.123.48.0/21132.123.198.0/24132.123.253.0/24132.124.0.0/16132.124.40.0/21132.124.48.0/21132.124.253.0/24132.125.0.0/16132.125.12.0/24132.125.40.0/21132.125.48.0/21132.125.200.0/24132.125.253.0/24132.126.0.0/16132.126.12.0/24132.126.40.0/21132.126.48.0/21132.126.198.0/24132.126.249.0/24132.126.253.0/24132.127.0.0/16132.127.40.0/21132.127.198.0/24132.127.253.0/24132.128.0.0/16132.128.12.0/24132.128.40.0/21132.128.48.0/21132.128.253.0/24132.129.0.0/16132.130.0.0/16132.130.12.0/24132.130.40.0/21132.130.48.0/21132.130.198.0/24132.130.199.0/24132.130.250.0/24132.130.251.0/24132.130.253.0/24132.131.0.0/16132.131.40.0/21132.131.48.0/21132.131.253.0/24132.132.0.0/16132.132.40.0/21132.132.48.0/21132.132.253.0/24132.133.0.0/16132.133.198.0/24132.133.199.0/24132.133.241.0/24132.133.242.0/24132.133.253.0/24132.134.0.0/16132.134.48.0/21132.134.253.0/24132.135.0.0/16132.136.0.0/16132.141.0.0/18132.141.128.0/18132.142.0.0/22132.142.4.0/22132.142.9.0/24132.142.10.0/24132.142.131.0/24132.142.135.0/242608:10a:7311::/482608:10a:7320::/482608:10a:7321::/482608:10a:7322::/482608:10a:7336::/482608:10a:7347::/482608:10a:7356::/482608:10a:7360::/482608:10b:3800::/402608:12a:7413::/482608:12a:7415::/482608:12a:7425::/482608:12a:7426::/482608:12a:7435::/482608:12a:7437::/482608:12a:7441::/482608:12a:7444::/482608:12a:7446::/482608:12a:7453::/482608:12a:7455::/482608:12a:7464::/482608:14a:7516::/482608:14a:7523::/482608:14a:7524::/482608:14a:7527::/482608:14a:7529::/482608:14a:7531::/482608:14a:7532::/482608:14a:7539::/482608:14a:7542::/482608:14a:7545::/482608:14a:7549::/482608:14a:7551::/482608:14a:7563::/482608:16a:7100::/402608:16a:7630::/482608:16a:7643::/482608:16a:7659::/482608:16a:7661::/482608:16a:7671::/482608:16a:7672::/482608:16b:7200::/402608:18b:7710::/482608:18b:7718::/482608:18b:7719::/482608:18b:7728::/482608:18b:7734::/482608:18b:7750::/482608:18b:7752::/482608:18b:7754::/482608:18b:7758::/482609:e0f6:9941::/482609:e0f6:9950::/482609:e0f6:9958::/48

Snapshot history

DateNameCountryClassPrefixes
2026-11-11United States Department of Defense (DoD)USCarrier330
2026-11-10United States Department of Defense (DoD)USCarrier332
2026-11-09United States Department of Defense (DoD)USCarrier332
2026-11-08United States Department of Defense (DoD)USCarrier332
2026-11-07United States Department of Defense (DoD)USCarrier332
2026-11-06United States Department of Defense (DoD)USCarrier334
2026-11-05United States Department of Defense (DoD)USCarrier332
2026-11-04United States Department of Defense (DoD)USCarrier332
2026-11-03United States Department of Defense (DoD)USCarrier332
2026-11-02United States Department of Defense (DoD)USCarrier332
2026-11-01United States Department of Defense (DoD)USCarrier332
2026-10-31United States Department of Defense (DoD)USCarrier332
2026-10-30United States Department of Defense (DoD)USCarrier332
2026-10-29United States Department of Defense (DoD)USCarrier332
2026-10-28United States Department of Defense (DoD)USCarrier332
2026-10-27United States Department of Defense (DoD)USCarrier332
2026-10-26United States Department of Defense (DoD)USCarrier332
2026-10-25United States Department of Defense (DoD)USCarrier332
2026-10-24United States Department of Defense (DoD)USCarrier332
2026-10-23United States Department of Defense (DoD)USCarrier332
2026-10-22United States Department of Defense (DoD)USCarrier332
2026-10-21United States Department of Defense (DoD)USCarrier332
2026-10-20United States Department of Defense (DoD)USCarrier331
2026-10-19United States Department of Defense (DoD)USCarrier330
2026-10-18United States Department of Defense (DoD)USCarrier330
2026-10-17United States Department of Defense (DoD)USCarrier330
2026-10-16United States Department of Defense (DoD)USCarrier330
2026-10-15United States Department of Defense (DoD)USCarrier332
2026-10-14United States Department of Defense (DoD)USCarrier332
2026-10-13United States Department of Defense (DoD)USCarrier332
2026-10-12United States Department of Defense (DoD)USCarrier332
2026-10-11United States Department of Defense (DoD)USCarrier332
2026-10-10United States Department of Defense (DoD)USCarrier332
2026-10-09United States Department of Defense (DoD)USCarrier332
2026-10-08United States Department of Defense (DoD)USCarrier332
2026-10-07United States Department of Defense (DoD)USCarrier331
2026-10-06United States Department of Defense (DoD)USCarrier331
2026-10-05United States Department of Defense (DoD)USCarrier331
2026-10-04United States Department of Defense (DoD)USCarrier331
2026-10-03United States Department of Defense (DoD)USCarrier331
2026-10-02United States Department of Defense (DoD)USCarrier331
2026-10-01United States Department of Defense (DoD)USCarrier331
2026-09-30United States Department of Defense (DoD)USCarrier331
2026-09-29United States Department of Defense (DoD)USCarrier331
2026-09-28United States Department of Defense (DoD)USCarrier330
2026-09-27United States Department of Defense (DoD)USCarrier330
2026-09-26United States Department of Defense (DoD)USCarrier330
2026-09-25United States Department of Defense (DoD)USCarrier330
2026-09-24United States Department of Defense (DoD)USCarrier330
2026-09-23United States Department of Defense (DoD)USCarrier326
2026-09-22United States Department of Defense (DoD)USCarrier326
2026-09-21United States Department of Defense (DoD)USCarrier326
2026-09-20United States Department of Defense (DoD)USCarrier326
2026-09-19United States Department of Defense (DoD)USCarrier326
2026-09-18United States Department of Defense (DoD)USCarrier324
2026-09-17United States Department of Defense (DoD)USCarrier324
2026-09-16United States Department of Defense (DoD)USCarrier326
2026-09-15United States Department of Defense (DoD)USCarrier326
2026-09-14United States Department of Defense (DoD)USCarrier325
2026-09-13United States Department of Defense (DoD)USCarrier325
2026-09-12United States Department of Defense (DoD)USCarrier325
2026-09-11United States Department of Defense (DoD)USCarrier331
2026-09-10United States Department of Defense (DoD)USCarrier331
2026-09-09United States Department of Defense (DoD)USCarrier331
2026-09-08United States Department of Defense (DoD)USCarrier332
2026-09-07United States Department of Defense (DoD)USCarrier332
2026-09-06United States Department of Defense (DoD)USCarrier332
2026-09-05United States Department of Defense (DoD)USCarrier326
2026-09-04United States Department of Defense (DoD)USCarrier332
2026-09-03United States Department of Defense (DoD)USCarrier332
2026-09-02United States Department of Defense (DoD)USCarrier334
2026-09-01United States Department of Defense (DoD)USCarrier334
2026-08-31United States Department of Defense (DoD)USCarrier334
2026-08-30United States Department of Defense (DoD)USCarrier334
2026-08-29United States Department of Defense (DoD)USCarrier334
2026-08-28United States Department of Defense (DoD)USCarrier332
2026-08-27United States Department of Defense (DoD)USCarrier332
2026-08-26United States Department of Defense (DoD)USCarrier332
2026-08-25United States Department of Defense (DoD)USCarrier332
2026-08-24United States Department of Defense (DoD)USCarrier332
2026-08-23United States Department of Defense (DoD)USCarrier332
2026-08-22United States Department of Defense (DoD)USCarrier331
2026-08-21United States Department of Defense (DoD)USCarrier329
2026-08-20United States Department of Defense (DoD)USCarrier328
2026-08-19United States Department of Defense (DoD)USCarrier328
2026-08-18United States Department of Defense (DoD)USCarrier332
2026-08-17United States Department of Defense (DoD)USCarrier332
2026-08-16United States Department of Defense (DoD)USCarrier332
2026-08-15United States Department of Defense (DoD)USCarrier332
2026-08-14United States Department of Defense (DoD)USCarrier332
2026-08-13United States Department of Defense (DoD)USCarrier332
2026-08-12United States Department of Defense (DoD)USCarrier332
2026-08-11United States Department of Defense (DoD)USCarrier332
2026-08-10United States Department of Defense (DoD)USCarrier332
2026-08-09United States Department of Defense (DoD)USCarrier332
2026-08-08United States Department of Defense (DoD)USCarrier332
2026-08-07United States Department of Defense (DoD)USCarrier332
2026-08-06United States Department of Defense (DoD)USCarrier331
2026-08-05United States Department of Defense (DoD)USCarrier332
2026-08-04United States Department of Defense (DoD)USCarrier331
2026-08-03United States Department of Defense (DoD)USCarrier331
2026-08-02United States Department of Defense (DoD)USCarrier331
2026-08-01United States Department of Defense (DoD)USCarrier331
2026-07-31United States Department of Defense (DoD)USCarrier331
2026-07-30United States Department of Defense (DoD)USCarrier331
2026-07-29United States Department of Defense (DoD)USCarrier330
2026-07-28United States Department of Defense (DoD)USCarrier330
2026-07-27United States Department of Defense (DoD)USCarrier330
2026-07-26United States Department of Defense (DoD)USCarrier330
2026-07-25United States Department of Defense (DoD)USCarrier330
2026-07-24United States Department of Defense (DoD)USCarrier330
2026-07-23United States Department of Defense (DoD)USCarrier328
2026-07-22United States Department of Defense (DoD)USCarrier328
2026-07-21United States Department of Defense (DoD)USCarrier332
2026-07-20United States Department of Defense (DoD)USCarrier332
2026-07-19United States Department of Defense (DoD)USCarrier332
2026-07-18United States Department of Defense (DoD)USCarrier332
2026-07-17United States Department of Defense (DoD)USCarrier332
2026-07-16United States Department of Defense (DoD)USCarrier331
2026-07-15United States Department of Defense (DoD)USCarrier331
2026-07-14United States Department of Defense (DoD)USCarrier332
2026-07-13United States Department of Defense (DoD)USCarrier332
2026-07-12United States Department of Defense (DoD)USCarrier332
2026-07-11United States Department of Defense (DoD)USCarrier332
2026-07-10United States Department of Defense (DoD)USCarrier329
2026-07-09United States Department of Defense (DoD)USCarrier330
2026-07-08United States Department of Defense (DoD)USCarrier331
2026-07-07United States Department of Defense (DoD)USCarrier327
2026-07-06United States Department of Defense (DoD)USCarrier326
2026-07-05United States Department of Defense (DoD)USCarrier328
2026-07-04United States Department of Defense (DoD)USCarrier331
2026-07-03United States Department of Defense (DoD)USCarrier331
2026-07-02United States Department of Defense (DoD)USCarrier331
2026-07-01United States Department of Defense (DoD)USCarrier331
2026-06-30United States Department of Defense (DoD)USCarrier331
2026-06-29United States Department of Defense (DoD)USCarrier328
2026-06-28United States Department of Defense (DoD)USCarrier327
2026-06-27United States Department of Defense (DoD)USCarrier331
2026-06-26United States Department of Defense (DoD)USCarrier331
2026-06-25United States Department of Defense (DoD)USCarrier331
2026-06-24United States Department of Defense (DoD)USCarrier331
2026-06-23United States Department of Defense (DoD)USCarrier332
2026-06-22United States Department of Defense (DoD)USCarrier332
2026-06-21United States Department of Defense (DoD)USCarrier332
2026-06-20United States Department of Defense (DoD)USCarrier331
2026-06-19United States Department of Defense (DoD)USCarrier329
2026-06-18United States Department of Defense (DoD)USCarrier334
2026-06-17United States Department of Defense (DoD)USCarrier331
2026-06-16United States Department of Defense (DoD)USCarrier325
2026-06-15United States Department of Defense (DoD)USCarrier331
2026-06-14United States Department of Defense (DoD)USCarrier331
2026-06-13United States Department of Defense (DoD)USCarrier331

IP-block changes

Open full filtered history →
ObservedBlockActionPrevious originsNew origins
2026-11-11132.121.198.0/24ReleasedAS306—
2026-11-11132.121.253.0/24ReleasedAS306—
2026-11-072608:10a:7312::/48ReleasedAS306—
2026-11-072608:10a:7338::/48ReleasedAS306—
2026-11-062608:10a:7312::/48Acquired—AS306
2026-11-062608:10a:7338::/48Acquired—AS306
2026-10-21132.129.0.0/16Acquired—AS306
2026-10-20132.129.0.0/16ReleasedAS306—
2026-10-202608:18b:7758::/48Acquired—AS306
2026-10-202609:e0f6:9958::/48Acquired—AS306
2026-10-162608:18b:7758::/48ReleasedAS306—
2026-10-162609:e0f6:9958::/48ReleasedAS306—
2026-10-082608:14a:7542::/48Acquired—AS306
2026-09-292608:10a:7314::/48Acquired—AS306
2026-09-24132.112.48.0/21Acquired—AS306
2026-09-24132.112.198.0/24Acquired—AS306
2026-09-24132.112.242.0/24Acquired—AS306
2026-09-24132.112.253.0/24Acquired—AS306
2026-09-1955.22.69.0/24AcquiredAS64233AS306
2026-09-19132.107.198.0/24Acquired—AS306
2026-09-19132.107.253.0/24Acquired—AS306
2026-09-192608:12a:7464::/48ReleasedAS306, AS1540AS1540
2026-09-17132.107.198.0/24ReleasedAS306—
2026-09-17132.107.253.0/24ReleasedAS306—
2026-09-152608:16a:7672::/48Acquired—AS306
2026-09-1255.22.69.0/24ReleasedAS306AS64233
2026-09-12132.80.130.0/24ReleasedAS306—
2026-09-12132.112.48.0/21ReleasedAS306—
2026-09-12132.112.198.0/24ReleasedAS306—
2026-09-12132.112.242.0/24ReleasedAS306—
2026-09-12132.112.253.0/24ReleasedAS306—
2026-09-0955.78.0.0/16ReleasedAS306AS329
2026-09-0655.44.0.0/16Acquired—AS306
2026-09-06132.120.0.0/16Acquired—AS306
2026-09-06132.120.40.0/21Acquired—AS306
2026-09-06132.120.70.0/24Acquired—AS306
2026-09-062608:18b:7750::/48Acquired—AS306
2026-09-062609:e0f6:9950::/48Acquired—AS306
2026-09-0555.44.0.0/16ReleasedAS306—
2026-09-05132.120.0.0/16ReleasedAS306—
2026-09-05132.120.40.0/21ReleasedAS306—
2026-09-05132.120.70.0/24ReleasedAS306—
2026-09-052608:18b:7750::/48ReleasedAS306—
2026-09-052609:e0f6:9950::/48ReleasedAS306—
2026-09-032608:10a:7312::/48ReleasedAS306—
2026-09-032608:10a:7338::/48ReleasedAS306—
2026-08-292608:10a:7312::/48Acquired—AS306
2026-08-292608:10a:7338::/48Acquired—AS306
2026-08-232608:12a:7464::/48AcquiredAS1540AS306, AS1540
2026-08-22132.132.48.0/21Acquired—AS306
Changes page 1Older changes →