Address Block2000::/3
AllocationGlobal Unicast
Reference[ RFC3513, ^ ][ RFC4291, ^ ]
2600:0000::/12Internet Registry: ARIN
Designation date: 2006-10-03
IANA status: ALLOCATED
2607:f220:41e:4260:ffff:ffff:ffff:ffff   !ip6 !rdap !ptr !dnstr !tr !scan !g
Whois server whois.arin.net.
  #
  # 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 1997-2026, American Registry for Internet Numbers, Ltd.
  #
  
  
  
  # start
  
  NetRange:       2607:F220:: - 2607:F220:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF
  CIDR:           2607:F220::/32
  NetName:        NET-HHS6
  NetHandle:      NET6-2607-F220-1
  Parent:         NET6-2600 (NET6-2600-1)
  NetType:        Direct Allocation
  OriginAS:       
  Organization:   U.S. Dept. of Health and Human Services (UDHHS)
  RegDate:        2007-11-06
  Updated:        2015-03-23
  Ref:            https://rdap.arin.net/registry/ip/2607:F220::
  
  
  OrgName:        U.S. Dept. of Health and Human Services
  OrgId:          UDHHS
  Address:        HHS/ASA/OCIO
  Address:        5600 Fishers Lane
  City:           Rockville
  StateProv:      MD
  PostalCode:     20852
  Country:        US
  RegDate:        1992-02-15
  Updated:        2025-12-31
  Ref:            https://rdap.arin.net/registry/entity/UDHHS
  
  
  OrgTechHandle: MILLE3252-ARIN
  OrgTechName:   Miller, Tim 
  OrgTechPhone:  +1-206-615-2450 
  OrgTechEmail:  timothy.miller@hhs.gov.
  OrgTechRef:    https://rdap.arin.net/registry/entity/MILLE3252-ARIN
  
  OrgNOCHandle: HNOC10-ARIN
  OrgNOCName:   HHS Network Operations Center
  OrgNOCPhone:  +1-301-443-2893 
  OrgNOCEmail:  HHS_ITIO_NOC@HHS.GOV.
  OrgNOCRef:    https://rdap.arin.net/registry/entity/HNOC10-ARIN
  
  OrgAbuseHandle: MOXLE3-ARIN
  OrgAbuseName:   Moxley, Duane 
  OrgAbusePhone:  +1-202-770-5350 
  OrgAbuseEmail:  duane.moxley@hhs.gov.
  OrgAbuseRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN
  
  OrgTechHandle: VOYTA-ARIN
  OrgTechName:   Voyta, Steven 
  OrgTechPhone:  +1-240-506-1441 
  OrgTechEmail:  steven.voyta@hhs.gov.
  OrgTechRef:    https://rdap.arin.net/registry/entity/VOYTA-ARIN
  
  OrgAbuseHandle: ABUSE5037-ARIN
  OrgAbuseName:   Abuse
  OrgAbusePhone:  +1-301-443-2893 
  OrgAbuseEmail:  abuse@hhs.gov.
  OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5037-ARIN
  
  OrgNOCHandle: MOXLE3-ARIN
  OrgNOCName:   Moxley, Duane 
  OrgNOCPhone:  +1-202-770-5350 
  OrgNOCEmail:  duane.moxley@hhs.gov.
  OrgNOCRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN
  
  OrgTechHandle: MOXLE3-ARIN
  OrgTechName:   Moxley, Duane 
  OrgTechPhone:  +1-202-770-5350 
  OrgTechEmail:  duane.moxley@hhs.gov.
  OrgTechRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN
  
  OrgTechHandle: PSC110-ARIN
  OrgTechName:   Program Support Center
  OrgTechPhone:  +1-202-309-3084 
  OrgTechEmail:  pschostmaster@ees.hhs.gov.
  OrgTechRef:    https://rdap.arin.net/registry/entity/PSC110-ARIN
  
  RAbuseHandle: ABUSE5037-ARIN
  RAbuseName:   Abuse
  RAbusePhone:  +1-301-443-2893 
  RAbuseEmail:  abuse@hhs.gov.
  RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5037-ARIN
  
  # end
  
  
  # start
  
  NetRange:       2607:F220:400:: - 2607:F220:4FF:FFFF:FFFF:FFFF:FFFF:FFFF
  CIDR:           2607:F220:400::/40
  NetName:        NIHNET-V6
  NetHandle:      NET6-2607-F220-400-1
  Parent:         NET-HHS6 (NET6-2607-F220-1)
  NetType:        Reallocated
  OriginAS:       
  Organization:   National Institutes of Health (NIH)
  RegDate:        2020-06-10
  Updated:        2025-12-11
  Comment:        -----BEGIN CERTIFICATE-----
  Comment:        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
  Comment:        -----END CERTIFICATE-----
  Ref:            https://rdap.arin.net/registry/ip/2607:F220:400::
  
  
  OrgName:        National Institutes of Health
  OrgId:          NIH
  Address:        9000 Rockville Pike
  Address:        MSC 4805
  City:           Bethesda
  StateProv:      MD
  PostalCode:     20892-4805
  Country:        US
  RegDate:        
  Updated:        2025-06-03
  Ref:            https://rdap.arin.net/registry/entity/NIH
  
  
  OrgNOCHandle: NIHAD-ARIN
  OrgNOCName:   NIHadm
  OrgNOCPhone:  +1-301-402-3141 
  OrgNOCEmail:  citnsarin@mail.nih.gov.
  OrgNOCRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN
  
  OrgAbuseHandle: NIHAD-ARIN
  OrgAbuseName:   NIHadm
  OrgAbusePhone:  +1-301-402-3141 
  OrgAbuseEmail:  citnsarin@mail.nih.gov.
  OrgAbuseRef:    https://rdap.arin.net/registry/entity/NIHAD-ARIN
  
  OrgDNSHandle: NIHTE-ARIN
  OrgDNSName:   NIHtechs
  OrgDNSPhone:  +1-301-402-3141 
  OrgDNSEmail:  citnsarin@mail.nih.gov.
  OrgDNSRef:    https://rdap.arin.net/registry/entity/NIHTE-ARIN
  
  OrgTechHandle: NIHTE-ARIN
  OrgTechName:   NIHtechs
  OrgTechPhone:  +1-301-402-3141 
  OrgTechEmail:  citnsarin@mail.nih.gov.
  OrgTechRef:    https://rdap.arin.net/registry/entity/NIHTE-ARIN
  
  # end
  
  
  
  #
  # 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 1997-2026, American Registry for Internet Numbers, Ltd.
  #
  
2607:F220:41E:4260:FFFF:FFFF:FFFF:FFFF was cached on Jan 7, 2026 @ 3:35:51
  
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