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AS5277
AS5277 United States Department of Defense (DoD)
DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) · registered in the United States
IPv4 addresses 265,472 28 prefixes · 0.008% of announced IPv4
Rank in United States #260 largest network in US by IPv4 space, of 18,338 · 0.02% of US
Rank worldwide #897 of 79,396 networks with IPv4
IPv6 1 x /48 1 prefixes
IPv4 prefixes
All 28 prefixes, in address order.
6.16.86.0/23 6.16.201.0/24 6.148.80.0/24 6.148.82.0/23 143.77.0.0/17 143.77.128.0/18 143.77.192.0/21 143.77.200.0/24 143.77.201.0/24 143.77.202.0/23 143.77.204.0/22 143.77.208.0/20 143.77.224.0/19 143.138.0.0/17 143.138.128.0/24 143.138.129.0/24 143.138.130.0/23 143.138.132.0/22 143.138.136.0/21 143.138.144.0/20 143.138.160.0/19 143.138.192.0/18 144.59.0.0/16 147.242.7.0/24 147.242.100.0/22 160.135.0.0/16 192.172.12.0/24 215.1.18.0/24
IPv6 prefixes
All 1 prefix.
Other ASNs named United States Department of Defense (DoD)
172 other networks use the same organisation name; together with AS5277 they announce 282,590,464 IPv4 addresses. Largest 30 shown.
ASN Name IPv4 addresses
AS749 DNIC-AS-00749 - United States Department of Defense (DoD) US 222,038,272 AS721 DNIC-ASBLK-00721-00726 - United States Department of Defense (DoD) US 29,541,376 AS56 DNIC-AS-00056 - United States Department of Defense (DoD) US 7,785,728 AS306 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 4,492,288 AS668 DNIC-AS-00668 - United States Department of Defense (DoD) US 2,549,504 AS5972 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) US 1,865,472 AS27064 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) US 1,594,112 AS637 DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD) US 929,280 AS367 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 811,776 AS5852 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) US 526,592 AS357 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 393,216 AS361 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 393,216 AS647 DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD) US 348,928 AS27046 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) US 311,552 AS5180 DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) US 270,848 AS1554 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD) US 266,496 AS370 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 264,192 AS6039 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) US 224,000 AS1600 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD) US 197,120 AS331 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 196,608 AS335 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 196,608 AS340 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 196,352 AS5371 DNIC-ASBLK-05120-05376 - United States Department of Defense (DoD) US 196,352 AS6035 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) US 167,936 AS27142 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD) US 155,904 AS6041 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD) US 147,200 AS665 DNIC-ASBLK-00616-00665 - United States Department of Defense (DoD) US 142,848 AS345 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 132,608 AS1556 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD) US 132,096 AS329 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD) US 131,840
Similar-sized networks in United States
ASN Name IPv4 addresses
AS18779 #257 EGIHOSTING - EGIHosting268,800 AS2576 #258 DOT-AS - U. S. Department of Transportation268,800 AS1554 #259 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD)266,496 AS370 #261 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD)264,192 AS27357 #262 RACKSPACE - Rackspace Hosting263,936 AS19902 #263 NET-STATE-OHIO - Department of Administrative Services262,912
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources