DoD Network Information Center

AS 721 DNIC-ASBLK-00721-00726 - DoD Network Information Center

DoD Network Information Center

AS 721 DNIC-ASBLK-00721-00726 - DoD Network Information Center


Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

  44,760,320 IP addresses

  Network
ASN721
NameDNIC-ASBLK-00721-00726 - DoD Network Information Center
OrganizationDoD Network Information Center
CountryUnited States  
RegistryARIN


  Details
IPv4 addresses44,760,320
IPv6 /64 networks232
Prefixes4,416


  Other ASN allocated to DoD Network Information Center
ASN Name IP addresses
306 DNIC-ASBLK-00306-00371 - DoD Network Information Center 5,046,272
668 DNIC-AS-00668 - DoD Network Information Center 2,970,880
27064 AS27064 1,796,864
5972 AS5972 1,107,456
637 AS637 986,368
27046 AS27046 428,800
367 AS367 344,064
326 AS326 327,680
361 AS361 327,680
357 AS357 327,680
647 AS647 310,016
6039 AS6039 258,048
5180 AS5180 229,376
340 AS340 196,608
665 AS665 184,576
1600 AS1600 184,320
6035 AS6035 161,280
6041 AS6041 138,752
1580 AS1580 133,376
1778 DNIC-AS-01778 - DoD Network Information Center 132,352
1556 AS1556 132,096
347 AS347 131,840
1563 AS1563 131,328
332 AS332 131,072
331 AS331 131,072
365 AS365 131,072
356 AS356 131,072
341 AS341 131,072
351 AS351 131,072
27065 AS27065 119,296
1585 AS1585 111,104
724 AS724 99,328
5953 AS5953 93,696
300 DNIC-AS-00300 - DoD Network Information Center 92,928
5307 AS5307 91,904
27066 AS27066 85,248
5839 AS5839 85,248
5939 AS5939 82,432
27142 AS27142 81,920
5800 DNIC-ASBLK-05800-06055 - DoD Network Information Center 80,640
6026 AS6026 80,384
5974 AS5974 75,776
5961 AS5961 71,936
1555 AS1555 69,888
6042 AS6042 68,352
687 DNIC-AS-00687 - DoD Network Information Center 67,840
344 AS344 67,584
329 AS329 66,816
1569 AS1569 66,560
345 AS345 66,304
1562 AS1562 66,048
5237 AS5237 66,048
321 AS321 66,048
1559 AS1559 65,792
1959 DNIC-AS-01959 - DoD Network Information Center 65,792
334 AS334 65,792
371 AS371 65,536
5376 AS5376 65,536
324 AS324 65,536
1586 AS1586 65,536
5264 AS5264 65,536
1566 AS1566 65,536
5976 AS5976 65,536
1565 AS1565 65,536
370 AS370 65,536
369 AS369 65,536
325 AS325 65,536
339 AS339 65,536
342 AS342 65,536
343 AS343 65,536
346 AS346 65,536
348 AS348 65,536
349 AS349 65,536
350 AS350 65,536
352 AS352 65,536
338 AS338 65,536
337 AS337 65,536
316 AS316 65,536
323 AS323 65,536
320 AS320 65,536
322 AS322 65,536
327 AS327 65,536
319 AS319 65,536
317 AS317 65,536
328 AS328 65,536
335 AS335 65,536
336 AS336 65,536
307 AS307 65,536
140 DNIC-AS-00140 - DoD Network Information Center 65,536
364 AS364 65,536
362 AS362 65,536
360 AS360 65,536
355 AS355 65,536
358 AS358 65,536
368 AS368 65,536
353 AS353 65,536
366 AS366 65,536
552 DNIC-AS-00552 65,280
27086 AS27086 55,552
138 DNIC-AS-00138 - DoD Network Information Center 52,736
149 DNIC-AS-00149 - DoD Network Information Center 51,968
2629 DNIC-RAS-02629 - DoD Network Information Center 45,824
27047 AS27047 39,680
1590 AS1590 39,168
1568 AS1568 33,024
6034 AS6034 31,232
571 DNIC-AS-00571 - DoD Network Information Center 27,136
5133 AS5133 23,808
310 AS310 18,176
2046 DNIC-AS-02046 - DoD Network Information Center 18,176
6025 AS6025 17,664
121 DNIC-AS-00121 - DoD Network Information Center 16,384
1567 AS1567 16,384
27087 AS27087 13,824
5842 AS5842 12,800
27079 AS27079 10,496
6040 AS6040 10,240
564 DNIC-AS-00564 - DoD Network Information Center 9,984
5306 AS5306 9,728
1733 DISACENT-NIPR-ASN - DoD Network Information Center 9,728
3473 DNIC-AS-03473 - DoD Network Information Center 8,960
3474 DNIC-AS-03474 - DoD Network Information Center 8,448
1208 DNIC-AS-01208 - DoD Network Information Center 8,192
1551 AS1551 8,192
228 DNIC-AS-00228 - DoD Network Information Center 8,192
273 DNIC-AS-00273 - DoD Network Information Center 8,192
1554 AS1554 7,680
27085 DNIC-ASBLK-27032-27159 7,424
5956 AS5956 7,424
27138 AS27138 7,424
518 DNIC-AS-00518 - DoD Network Information Center 6,912
627 AS627 6,656
1904 DNIC-AS-01904 - DoD Network Information Center 5,888
27153 AS27153 5,632
295 DNIC-RAS-00295 - DoD Network Information Center 5,120
722 AS722 4,864
27051 AS27051 4,864
5341 AS5341 4,352
5982 AS5982 4,096
27069 AS27069 4,096
1598 AS1598 4,096
6045 AS6045 3,840
1591 AS1591 3,584
1599 AS1599 3,584
27080 AS27080 3,584
5994 AS5994 3,328
5927 AS5927 3,328
1913 AS1913 3,072
27067 AS27067 3,072
27139 AS27139 3,072
3471 DNIC-AS-03471 - DoD Network Information Center 2,816
5182 AS5182 2,304
27090 AS27090 2,304
5963 AS5963 2,304
313 AS313 2,304
2621 DNIC-AS-02621 - DoD Network Information Center 2,048
309 AS309 2,048
3954 DNIC-AS-03954 - DoD Network Information Center 2,048
5958 AS5958 1,792
616 DNIC-ASBLK-00616-00665 - DoD Network Information Center 1,792
3472 DNIC-AS-03472 - DoD Network Information Center 1,536
27137 AS27137 1,280
3541 DNIC-AS-03541 - DoD Network Information Center 1,280
3538 DNIC-AS-03538 - DoD Network Information Center 1,024
664 AS664 1,024
3544 DNIC-AS-03544 - DoD Network Information Center 1,024
27033 AS27033 1,024
27044 AS27044 1,024
27155 DNIC-ASBLK-27032-27159 1,024
27034 AS27034 1,024
5819 AS5819 1,024
5978 AS5978 1,024
27152 AS27152 1,024
5132 AS5132 1,024
6006 AS6006 768
27154 DNIC-ASBLK-27032-27159 768
5860 AS5860 768
5957 AS5957 768
6002 AS6002 768
5323 AS5323 768
27149 AS27149 512
619 AS619 512
5979 AS5979 512
5969 AS5969 512
5966 AS5966 512
6012 AS6012 512
56 DNIC-AS-00056 - DoD Network Information Center 512
308 AS308 512
1553 AS1553 512
5329 AS5329 512
312 AS312 256
5864 AS5864 256
5265 AS5265 256
147 DNIC-AS-00147 - DoD Network Information Center 256
27096 AS27096 256
27091 DNIC-ASBLK-27032-27159 256
527 DNIC-AS-00527 256
6037 AS6037 256
311 AS311 256
27052 AS27052 256
27156 AS27156 256
5980 AS5980 0
5887 AS5887 0


  Prefixes for AS721
IPv4 addresses - showing the first 20 of 4,400 networks
Network Location Addresses
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 4,096
DoD Network Information Center   Columbus (East Columbus) 2,048
DoD Network Information Center   Columbus (East Columbus) 1,024
DoD Network Information Center   Columbus (East Columbus) 4,096
DoD Network Information Center   Columbus (East Columbus) 1,024
DoD Network Information Center   Columbus (East Columbus) 16,384
DoD Network Information Center   Columbus (East Columbus) 512
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 2,048
DoD Network Information Center   Columbus (East Columbus) 512
DoD Network Information Center   Columbus (East Columbus) 1,024
DoD Network Information Center   Columbus (East Columbus) 1,024
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 512
DoD Network Information Center   Columbus (East Columbus) 256
DoD Network Information Center   Columbus (East Columbus) 1,024

IPv6 addresses
Network Location /64 Prefixes
United States Department of Defense (DoD)   Columbus (East Columbus) 228
United States Department of Defense (DoD)   Columbus (East Columbus) 224
United States Department of Defense (DoD)   Columbus (East Columbus) 220
United States Department of Defense (DoD)   Columbus (East Columbus) 216
United States Department of Defense (DoD)   Columbus (East Columbus) 229
United States Department of Defense (DoD)   Columbus (East Columbus) 225
United States Department of Defense (DoD)   Columbus (East Columbus) 221
United States Department of Defense (DoD)   Columbus (East Columbus) 217
United States Department of Defense (DoD)   Columbus (East Columbus) 230
United States Department of Defense (DoD)   Columbus (East Columbus) 226
United States Department of Defense (DoD)   Columbus (East Columbus) 222
United States Department of Defense (DoD)   Columbus (East Columbus) 218
United States Department of Defense (DoD)   Columbus (East Columbus) 231
United States Department of Defense (DoD)   Columbus (East Columbus) 227
United States Department of Defense (DoD)   Columbus (East Columbus) 223
United States Department of Defense (DoD)   Columbus (East Columbus) 219