Country | Announced Prefix | Description | Valid ROA | Parent Prefix | RIR |
---|---|---|---|---|---|
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55.50.0.0/16 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.22.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.187.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.188.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.189.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.190.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.191.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.192.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.193.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.194.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.195.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.196.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.197.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.198.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.50.251.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.0.0/16 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.143.0/24 | Headquarters, USAISC | 51.179.0.0/17 | RIPE | |
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55.91.187.0/24 | Headquarters, USAISC | 50.64.0.0/13 | ARIN | |
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55.91.188.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.189.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.190.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.191.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
![]() |
55.91.192.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
![]() |
55.91.193.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
![]() |
55.91.194.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.195.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.196.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.197.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.198.0/24 | Headquarters, USAISC | 49.216.0.0/14 | APNIC | |
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55.91.199.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.200.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.201.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.202.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.203.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.204.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.205.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.206.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.208.0/22 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.212.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.213.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.218.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.219.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.220.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.226.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.230.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.232.0/24 | Headquarters, USAISC | 47.88.0.0/14 | ARIN | |
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55.91.233.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.234.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.235.0/24 | Headquarters, USAISC | 52.216.0.0/14 | ARIN | |
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55.91.240.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.241.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.243.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.245.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN | |
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55.91.251.0/24 | Headquarters, USAISC | 55.0.0.0/8 | ARIN |
Country | ASN | Name | Description |
---|---|---|---|
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AS306 | DNIC-ASBLK-00306-00371 | DoD Network Information Center |
Country | ASN | Name | Description |
---|---|---|---|
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AS306 | DNIC-ASBLK-00306-00371 | DoD Network Information Center |
# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. # ASNumber: 306 - 371 ASName: DNIC-ASBLK-00306-00371 ASHandle: AS306 RegDate: 1989-06-30 Updated: 2009-05-14 Ref: https://rdap.arin.net/registry/autnum/306 OrgName: DoD Network Information Center OrgId: DNIC Address: 3990 E. Broad Street City: Columbus StateProv: OH PostalCode: 43218 Country: US RegDate: Updated: 2025-03-13 Ref: https://rdap.arin.net/registry/entity/DNIC OrgTechHandle: REGIS10-ARIN OrgTechName: Registration OrgTechPhone: +1-844-347-2457 OrgTechEmail: disa.columbus.ns.mbx.arin-registrations@mail.mil OrgTechRef: https://rdap.arin.net/registry/entity/REGIS10-ARIN OrgAbuseHandle: REGIS10-ARIN OrgAbuseName: Registration OrgAbusePhone: +1-844-347-2457 OrgAbuseEmail: disa.columbus.ns.mbx.arin-registrations@mail.mil OrgAbuseRef: https://rdap.arin.net/registry/entity/REGIS10-ARIN OrgTechHandle: MIL-HSTMST-ARIN OrgTechName: Network DoD OrgTechPhone: +1-844-347-2457 OrgTechEmail: disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil OrgTechRef: https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2025, American Registry for Internet Numbers, Ltd. #
Country | IX | Name | IPv4 | IPv6 | Port Speed |
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