DoD High Performance Computing (Defense Research and Engineering Network)
AS Number
668
Website
https://www.hpc.mil/
- Registered on
- 24 Apr 1990 (35 years old)
- Registered to
- ARIN-USDDD (arin)
- Network status
- Active, Allocated under ARIN
- Network type
- Content
- Prefixes Originated
- 186 IPv4, 1 IPv6
| Prefix | Description | |
|---|---|---|
|
|
6.2.0.0/17 | |
|
|
6.3.0.0/18 | |
|
|
6.4.0.0/16 | |
|
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6.5.0.0/19 | |
|
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6.7.0.0/24 | |
|
|
6.8.0.0/20 | |
|
|
6.9.0.0/20 | |
|
|
6.11.0.0/16 | |
|
|
6.14.0.0/15 | |
|
|
128.132.0.0/16 | United States Department of Defense (DoD) |
|
|
128.160.0.0/17 | Navy Network Information Center (NNIC) |
|
|
129.92.0.0/16 | United States Department of Defense (DoD) |
|
|
129.229.0.0/16 | United States Department of Defense (DoD) |
|
|
130.109.0.0/16 | Navy Network Information Center (NNIC) |
|
|
130.163.0.0/16 | Navy Network Information Center (NNIC) |
|
|
131.92.131.0/24 | Headquarters, USAISC |
|
|
131.92.132.0/22 | Headquarters, USAISC |
|
|
131.92.136.0/21 | Headquarters, USAISC |
|
|
131.92.144.0/21 | Headquarters, USAISC |
|
|
131.92.162.0/23 | Headquarters, USAISC |
|
|
131.92.164.0/22 | Headquarters, USAISC |
|
|
131.92.168.0/21 | Headquarters, USAISC |
|
|
131.92.176.0/22 | Headquarters, USAISC |
|
|
131.92.180.0/23 | Headquarters, USAISC |
|
|
131.92.182.0/23 | Headquarters, USAISC |
|
|
131.92.184.0/23 | Headquarters, USAISC |
|
|
131.92.186.0/24 | Headquarters, USAISC |
|
|
131.92.192.0/18 | Headquarters, USAISC |
|
|
131.120.0.0/16 | United States Department of Defense (DoD) |
|
|
131.121.0.0/16 | Navy Network Information Center (NNIC) |
|
|
131.122.0.0/16 | United States Department of Defense (DoD) |
|
|
131.214.0.0/16 | United States Department of Defense (DoD) |
|
|
131.218.0.0/16 | Headquarters, USAISC |
|
|
131.250.0.0/17 | Navy Network Information Center (NNIC) |
|
|
131.250.128.0/18 | Navy Network Information Center (NNIC) |
|
|
131.250.192.0/20 | Navy Network Information Center (NNIC) |
|
|
132.45.0.0/16 | Air Force Systems Networking |
|
|
132.193.0.0/16 | Headquarters, USAISC |
|
|
134.164.220.0/24 | United States Department of Defense (DoD) |
|
|
134.166.0.0/18 | Air Force Systems Networking |
|
|
134.166.64.0/18 | Air Force Systems Networking |
|
|
134.166.128.0/22 | Air Force Systems Networking |
|
|
134.166.132.0/23 | Air Force Systems Networking |
|
|
134.166.134.0/24 | Air Force Systems Networking |
|
|
134.166.135.0/24 | Air Force Systems Networking |
|
|
134.166.136.0/23 | Air Force Systems Networking |
|
|
134.166.138.0/24 | Air Force Systems Networking |
|
|
134.166.144.0/20 | Air Force Systems Networking |
|
|
137.128.0.0/16 | Headquarters, USAISC |
|
|
140.6.0.0/16 | DoD Network Information Center |
|
|
140.25.0.0/16 | United States Department of Defense (DoD) |
|
|
140.25.98.0/24 | United States Department of Defense (DoD) |
|
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140.27.8.0/22 | DoD Network Information Center |
|
|
140.27.10.0/23 | DoD Network Information Center |
|
|
140.27.12.0/23 | DoD Network Information Center |
|
|
140.27.14.0/23 | DoD Network Information Center |
|
|
140.31.0.0/16 | United States Department of Defense (DoD) |
|
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140.32.0.0/16 | DoD Network Information Center |
|
|
140.178.0.0/16 | Navy Network Information Center (NNIC) |
|
|
143.56.0.0/16 | United States Department of Defense (DoD) |
|
|
144.3.0.0/16 | Headquarters, USAISC |
|
|
147.227.0.0/16 | United States Department of Defense (DoD) |
|
|
147.241.56.0/21 | United States Department of Defense (DoD) |
|
|
147.241.72.0/21 | United States Department of Defense (DoD) |
|
|
147.241.80.0/21 | United States Department of Defense (DoD) |
|
|
147.241.88.0/21 | United States Department of Defense (DoD) |
|
|
147.241.96.0/22 | United States Department of Defense (DoD) |
|
|
147.241.104.0/22 | United States Department of Defense (DoD) |
|
|
147.241.112.0/22 | United States Department of Defense (DoD) |
|
|
147.241.118.0/24 | United States Department of Defense (DoD) |
|
|
147.241.120.0/22 | United States Department of Defense (DoD) |
|
|
147.241.126.0/24 | United States Department of Defense (DoD) |
|
|
147.241.128.0/21 | United States Department of Defense (DoD) |
|
|
147.241.160.0/21 | United States Department of Defense (DoD) |
|
|
147.241.168.0/21 | United States Department of Defense (DoD) |
|
|
147.241.176.0/21 | United States Department of Defense (DoD) |
|
|
147.241.192.0/18 | United States Department of Defense (DoD) |
|
|
147.248.48.0/20 | United States Department of Defense (DoD) |
|
|
150.125.0.0/16 | Navy Network Information Center (NNIC) |
|
|
155.141.0.0/16 | Headquarters, USAISC |
|
|
155.148.0.0/17 | Headquarters, USAISC |
|
|
155.148.128.0/18 | Headquarters, USAISC |
|
|
155.148.192.0/19 | Headquarters, USAISC |
|
|
155.148.224.0/20 | Headquarters, USAISC |
|
|
155.148.240.0/21 | Headquarters, USAISC |
|
|
157.187.0.0/16 | Navy Network Information Center (NNIC) |
|
|
158.12.0.0/16 | Headquarters, USAISC |
|
|
163.240.0.0/16 | United States Department of Defense (DoD) |
|
|
164.49.0.0/16 | United States Department of Defense (DoD) |
|
|
164.122.0.0/20 | United States Department of Defense (DoD) |
|
|
164.191.0.0/16 | Navy Network Information Center (NNIC) |
|
|
192.5.17.0/24 | United States Department of Defense (DoD) |
|
|
192.5.21.0/24 | Headquarters, USAISC |
|
|
192.5.148.0/24 | United States Department of Defense (DoD) |
|
|
192.12.124.0/24 | Headquarters, USAISC |
|
|
192.16.167.0/24 | United States Department of Defense (DoD) |
|
|
192.31.147.0/24 | United States Department of Defense (DoD) |
|
|
192.42.141.0/24 | Air Force Systems Networking |
|
|
192.48.242.0/24 | Headquarters, USAISC |
|
|
192.55.117.0/24 | Headquarters, USAISC |
|
|
192.67.80.0/24 | Air Force Systems Networking |
|
|
192.67.93.0/24 | Air Force Systems Networking |
|
|
192.86.66.0/24 | United States Department of Defense (DoD) |
|
|
192.88.110.0/24 | Headquarters, USAISC |
|
|
192.100.92.0/24 | Air Force Systems Networking |
|
|
192.138.87.0/24 | Navy Network Information Center (NNIC) |
|
|
192.160.158.0/24 | Navy Network Information Center (NNIC) |
|
|
192.160.159.0/24 | Navy Network Information Center (NNIC) |
|
|
192.171.8.0/22 | |
|
|
192.171.12.0/24 | United States Department of Defense (DoD) |
|
|
192.175.87.0/24 | United States Department of Defense (DoD) |
|
|
192.190.228.0/24 | Navy Network Information Center (NNIC) |
|
|
192.190.229.0/24 | Navy Network Information Center (NNIC) |
|
|
198.14.32.0/19 | Air Force Systems Networking |
|
|
198.97.234.0/23 | Navy Network Information Center (NNIC) |
|
|
198.97.236.0/24 | Navy Network Information Center (NNIC) |
|
|
198.154.16.0/21 | United States Department of Defense (DoD) |
|
|
198.154.24.0/23 | United States Department of Defense (DoD) |
|
|
198.154.173.0/24 | Navy Network Information Center (NNIC) |
|
|
198.154.174.0/23 | United States Department of Defense (DoD) |
|
|
198.154.176.0/23 | Navy Network Information Center (NNIC) |
|
|
198.253.40.0/21 | Navy Network Information Center (NNIC) |
|
|
198.253.56.0/24 | Navy Network Information Center (NNIC) |
|
|
198.253.64.0/21 | Navy Network Information Center (NNIC) |
|
|
198.253.110.0/24 | Navy Network Information Center (NNIC) |
|
|
198.253.128.0/19 | Navy Network Information Center (NNIC) |
|
|
198.253.168.0/21 | Navy Network Information Center (NNIC) |
|
|
198.253.192.0/20 | Navy Network Information Center (NNIC) |
|
|
198.253.252.0/24 | Navy Network Information Center (NNIC) |
|
|
198.253.253.0/24 | Navy Network Information Center (NNIC) |
|
|
199.9.0.0/24 | United States Department of Defense (DoD) |
|
|
199.9.1.0/24 | Naval Research Laboratory, Marine |
|
|
199.9.2.0/24 | United States Department of Defense (DoD) |
|
|
199.10.16.0/24 | United States Department of Defense (DoD) |
|
|
199.10.17.0/24 | United States Department of Defense (DoD) |
|
|
199.10.18.0/24 | United States Department of Defense (DoD) |
|
|
199.10.19.0/24 | United States Department of Defense (DoD) |
|
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199.10.20.0/24 | United States Department of Defense (DoD) |
|
|
199.10.62.0/24 | United States Department of Defense (DoD) |
|
|
199.10.127.0/24 | Navy Network Information Center (NNIC) |
|
|
199.10.148.0/24 | United States Department of Defense (DoD) |
|
|
199.10.233.0/24 | United States Department of Defense (DoD) |
|
|
199.31.16.0/20 | United States Department of Defense (DoD) |
|
|
199.31.107.0/24 | United States Department of Defense (DoD) |
|
|
199.123.86.0/23 | |
|
|
199.123.88.0/23 | |
|
|
199.123.90.0/24 | Headquarters, USAISC |
|
|
199.123.105.0/24 | DoD Network Information Center |
|
|
199.123.113.0/24 | DoD Network Information Center |
|
|
199.208.32.0/21 | DoD Network Information Center |
|
|
199.208.158.0/24 | DoD Network Information Center |
|
|
199.209.144.0/21 | DoD Network Information Center |
|
|
199.209.144.0/22 | DoD Network Information Center |
|
|
199.209.149.0/24 | DoD Network Information Center |
|
|
199.209.150.0/23 | DoD Network Information Center |
|
|
199.209.240.0/21 | DoD Network Information Center |
|
|
199.209.248.0/21 | DoD Network Information Center |
|
|
204.44.136.0/23 | United States Department of Defense (DoD) |
|
|
204.222.6.0/23 | United States Department of Defense (DoD) |
|
|
204.222.8.0/23 | United States Department of Defense (DoD) |
|
|
204.222.64.0/21 | United States Department of Defense (DoD) |
|
|
204.235.64.0/20 | United States Department of Defense (DoD) |
|
|
204.238.129.0/24 | Navy Network Information Center (NNIC) |
|
|
205.66.100.0/22 | Navy Network Information Center (NNIC) |
|
|
205.67.232.0/24 | Navy Network Information Center (NNIC) |
|
|
205.68.95.0/24 | Navy Network Information Center (NNIC) |
|
|
205.111.251.0/24 | Navy Network Information Center (NNIC) |
|
|
205.111.252.0/24 | Navy Network Information Center (NNIC) |
|
|
206.37.28.0/23 | DoD Network Information Center |
|
|
206.37.30.0/23 | DoD Network Information Center |
|
|
206.37.224.0/24 | DoD Network Information Center |
|
|
206.37.252.0/24 | DoD Network Information Center |
|
|
207.132.147.0/24 | DoD Network Information Center |
|
|
214.4.136.0/24 | |
|
|
214.9.92.0/24 | |
|
|
214.9.94.0/24 | |
|
|
214.9.95.0/24 | |
|
|
214.9.96.0/21 | |
|
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214.10.25.0/24 | |
|
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214.27.178.0/24 | |
|
|
214.29.136.0/21 | |
|
|
214.38.133.0/24 | |
|
|
192.5.22.0/24 | Headquarters, USAISC |
|
|
192.5.23.0/24 | Headquarters, USAISC |
|
|
192.58.244.0/24 | Harry Diamond Laboratories |
|
|
207.133.211.0/24 | United States Department of Defense (DoD) |
|
|
2001:480::/32 | High Performance Computing |
Network Policy
Click here to learn more about what this graph means and what makes up a network policy
Chart Display Options
Prefixes in selected policy
How are upstreams and downstreams calculated?
Upstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | ✔ | ✔ | |
| AS701 | Verizon Business | ✔ | ✔ |
Peers
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS6939 | Hurricane Electric LLC | ✔ | ✔ | |
| AS37 | US DoD Naval Surface Warfare Center | ✔ | ✔ | |
| AS518 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS2914 | NTT America, Inc. | ✔ | ✔ | |
| AS701 | Verizon Business | ✔ | ✔ | |
| AS13 | Headquarters, USAISC | ✔ | ✔ | |
| AS22 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS84 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS5132 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS252 | Headquarters, USAISC | ✔ | ✔ | |
| AS121 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS89 | DoD Naval Undersea Warfare | ✔ | ✘ | |
| AS687 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS228 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS5957 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS48 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS5978 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS289 | Headquarters, USAISC | ✔ | ✔ | |
| AS5058 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS213 | Headquarters, USAISC | ✔ | ✔ | |
| AS4221 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS137409 | GSL Networks Pty LTD | ✔ | ✔ | |
| AS6009 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS3381 | Maui High Performance Computing Center | ✘ | ✔ | |
| AS5980 | US Air Force HPC Research Laboratory | ✘ | ✔ | |
| AS6043 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS5887 | US Army HPC Research Laboratory | ✘ | ✔ | |
| AS366 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS1508 | U.S. Army Research Lab - H-root | ✔ | ✔ | |
| AS11537 | Internet2 | ✔ | ✔ | |
| AS6509 | CANARIE Inc | ✔ | ✔ | |
| AS49544 | i3D.net B.V | ✔ | ✔ | |
| AS1828 | Unitas Global | ✔ | ✔ | |
| AS2153 | CENIC | ✔ | ✔ | |
| AS7843 | Charter Communications Inc | ✔ | ✔ | |
| AS7539 | National Center for High-performance Computing | ✔ | ✔ | |
| AS6360 | University of Hawaii | ✔ | ✔ | |
| AS7575 | Australian Academic and Research Network (AARNet) | ✔ | ✔ | |
| AS13335 | Cloudflare, Inc. | ✔ | ✔ | |
| AS62642 | Bigleaf Networks, Inc. | ✔ | ✘ | |
| AS29802 | HIVELOCITY, Inc. | ✔ | ✔ | |
| AS101 | University of Washington | ✔ | ✔ | |
| AS293 | ESnet | ✔ | ✔ | |
| AS40300 | DR Fortress, LLC | ✔ | ✘ | |
| AS14016 | Capcon Networks | ✔ | ✘ | |
| AS394177 | Shift Hosting LLC | ✔ | ✔ | |
| AS3292 | TDC Holding A/S | ✔ | ✔ | |
| AS2621 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS393399 | Sandia National Laboratories | ✔ | ✘ | |
| AS11758 | IRIS Networks | ✔ | ✘ | |
| AS15169 | Google LLC | ✔ | ✔ | |
| AS62887 | WhiteSky Communications, LLC. | ✔ | ✘ |
Downstreams
| ASN | Description | IPv4 | IPv6 | |
|---|---|---|---|---|
| AS518 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS5132 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS37 | US DoD Naval Surface Warfare Center | ✔ | ✔ | |
| AS22 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS13 | Headquarters, USAISC | ✔ | ✔ | |
| AS84 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS252 | Headquarters, USAISC | ✔ | ✔ | |
| AS687 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS228 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS5957 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS4221 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS89 | DoD Naval Undersea Warfare | ✔ | ✘ | |
| AS121 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS48 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS289 | Headquarters, USAISC | ✔ | ✔ | |
| AS6009 | United States Department of Defense (DoD) | ✔ | ✔ | |
| AS213 | Headquarters, USAISC | ✔ | ✔ | |
| AS5058 | Navy Network Information Center (NNIC) | ✔ | ✔ | |
| AS3381 | Maui High Performance Computing Center | ✘ | ✔ | |
| AS5980 | US Air Force HPC Research Laboratory | ✘ | ✔ | |
| AS6043 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS5887 | US Army HPC Research Laboratory | ✘ | ✔ | |
| AS366 | United States Department of Defense (DoD) | ✘ | ✔ | |
| AS1508 | U.S. Army Research Lab - H-root | ✔ | ✔ | |
| AS5978 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS2621 | United States Department of Defense (DoD) | ✔ | ✘ | |
| AS393399 | Sandia National Laboratories | ✔ | ✘ |
ASHandle: AS668 OrgID: USDDD ASName: DNIC-AS-00668 ASNumber: 668 RegDate: 1990-04-24 Updated: 2025-09-12 Source: ARIN OrgID: USDDD OrgName: United States Department of Defense (DoD) CanAllocate: Street: 3990 E. Broad Street City: Columbus State/Prov: OH Country: US PostalCode: 43218 RegDate: 2007-01-12 Updated: 2025-03-13 OrgAdminHandle: REGIS10-ARIN OrgTechHandle: MIL-HSTMST-ARIN OrgTechHandle: REGIS10-ARIN OrgAbuseHandle: MIL-HSTMST-ARIN OrgNOCHandle: MIL-HSTMST-ARIN Source: ARIN OrgAdminHandle: REGIS10-ARIN OrgAdminName: Registration # Email removed, Log into bgp.tools to see whois emails OrgTechHandle: MIL-HSTMST-ARIN OrgTechName: Network DoD # Email removed, Log into bgp.tools to see whois emails OrgTechHandle: REGIS10-ARIN OrgTechName: Registration # Email removed, Log into bgp.tools to see whois emails OrgAbuseHandle: MIL-HSTMST-ARIN OrgAbuseName: Network DoD # Email removed, Log into bgp.tools to see whois emails OrgNOCHandle: MIL-HSTMST-ARIN OrgNOCName: Network DoD # Email removed, Log into bgp.tools to see whois emailsLast Update: 2026-02-15T03:30:22Z UTC
Member of the following AS-SETs
| - | Member | ASN Count |
|---|---|---|
| RADB | as668:as-cone | 29 |
| RADB | as-forte-telecom-customer-trial | 1203 |
| ARIN | as-40300-ix-customers | 32 |
| RADB | as-univhawaii | 11 |
| ALTDB | as-drix | 183 |
| RADB | as-hurricanev6 | 20531 |
| RADB | as10886:as-re-prov | 10 |
| RIPE | as20965:as-from-internet2-to-geant | 2967 |
| ARIN | as40300:as-ix-customers | 36 |
| RADB | as-netactuate | 1351 |
| RADB | as-ctbc-customers78 | 49 |
| RADB | as-dren | 30 |
| RIPE | as-transroute-spec | 19660 |
| RADB | as7575:as-research | 36 |
| RADB | as-hurricane | 24516 |
- PeeringDB AS-SET:
- AS-DREN
- Suggested Prefix Limits
-
IPv4: 1000
IPv6: 100
Internet Exchange Points
| Name | IPv4 | IPv6 | Link Speed | |
|---|---|---|---|---|
| Digital Realty Atlanta | 206.126.110.60 | 2001:504:17:110::60 | 100 gbps | |
| Equinix Chicago | 208.115.136.233 | 2001:504:0:4::668:2 | 100 gbps | |
| Equinix San Jose | 206.223.117.200 | 2001:504:0:1::668:2 | 100 gbps | |
| Equinix Ashburn | 206.126.237.62 | 2001:504:0:2::668:3 | 100 gbps | |
| Pacific Wave | 207.231.245.23 | 2001:504:b:88::23 | 10 gbps | |
| Pacific Wave | 207.231.249.155 | 2001:504:b:91::155 | 10 gbps | |
| Pacific Wave | 207.231.242.23 | 2001:504:b:80::23 | 10 gbps | |
| Pacific Wave | 207.231.242.155 | 2001:504:b:80::155 | 10 gbps | |
| Pacific Wave | 207.231.243.23 | 2001:504:b:81::23 | 10 gbps | |
| Pacific Wave | 207.231.243.155 | 2001:504:b:81::155 | 10 gbps | |
| Equinix Palo Alto | 198.32.176.9 | 2001:504:d::668:1 | 10 gbps | |
| Pacific Wave | 207.231.246.155 | 2001:504:b:89::23 | 10 gbps | |
| Pacific Wave | 207.231.248.23 | 2001:504:b:90::155 | 10 gbps | |
| Pacific Wave | 207.231.241.155 | 2001:504:b:21::155 | 10 gbps | |
| NASA-AIX | 198.32.153.25 | 2001:478:6663:100::26 | 10 gbps | |
| NASA-AIX | 2001:478:6663:200::26 | 10 gbps | ||
| Pacific Wave | 207.231.241.23 | 2001:504:b:20::155 | 10 gbps | |
| Equinix Los Angeles | 206.223.123.18 | 2001:504:0:3::668:2 | 10 gbps | |
| DRF IX | 206.197.210.64 | 2606:7c80:3375:50::64 | 10 gbps | |
| Pacific Wave | 207.231.240.155 | 2001:504:b:11::23 | 10 gbps | |
| Pacific Wave | 207.231.240.23 | 2001:504:b:10::23 | 10 gbps | |
| SIX Seattle | 206.81.81.57 | 2001:504:16::29c | 10 gbps | |
| SIX Seattle (Jumbo) | 149.112.97.57 | 2001:504:16:1::29c | 10 gbps |