#
# 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/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
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ASNumber: 5744
ASName: USPTO
ASHandle: AS5744
RegDate: 1995-09-20
Updated: 2022-03-31
Ref: https://rdap.arin.net/registry/autnum/5744

OrgName: United States Patent and Trademark Office
OrgId: USPTO
Address: 600 Dulaney Street
City: Alexandria
StateProv: VA
PostalCode: 22314
Country: US
RegDate: 1995-09-20
Updated: 2024-01-23
Ref: https://rdap.arin.net/registry/entity/USPTO

OrgDNSHandle: KEL17-ARIN
OrgDNSName: Lear, Karen Elizabeth
OrgDNSPhone: +1-571-272-5314
OrgDNSEmail: karen.mcghee@uspto.gov
OrgDNSRef: https://rdap.arin.net/registry/entity/KEL17-ARIN

OrgTechHandle: KEL17-ARIN
OrgTechName: Lear, Karen Elizabeth
OrgTechPhone: +1-571-272-5314
OrgTechEmail: karen.mcghee@uspto.gov
OrgTechRef: https://rdap.arin.net/registry/entity/KEL17-ARIN

OrgRoutingHandle: NAT41-ARIN
OrgRoutingName: N-Wave ARIN Tech
OrgRoutingPhone: +1-812-856-7477
OrgRoutingEmail: nwave-arin-tech@noaa.gov
OrgRoutingRef: https://rdap.arin.net/registry/entity/NAT41-ARIN

OrgAbuseHandle: CWO91-ARIN
OrgAbuseName: Chief Watch Officer
OrgAbusePhone: +1-571-272-6700
OrgAbuseEmail: abuse@uspto.gov
OrgAbuseRef: https://rdap.arin.net/registry/entity/CWO91-ARIN

RTechHandle: KEL17-ARIN
RTechName: Lear, Karen Elizabeth
RTechPhone: +1-571-272-5314
RTechEmail: karen.mcghee@uspto.gov
RTechRef: https://rdap.arin.net/registry/entity/KEL17-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.
#

IPv4 Results:

AS5744 United States Patent and Trademark Office
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255

IPv6 Results:

AS5744 United States Patent and Trademark Office
2001:428:2500:1d:: - 2001:428:2500:1d:ffff:ffff:ffff:ffff Prefix: 64
2001:428:9002:f800:: - 2001:428:9002:f800:ffff:ffff:ffff:ffff Prefix: 64
2610:20:5000:: - 2610:20:5003:ffff:ffff:ffff:ffff:ffff Prefix: 46
2610:20:5004:: - 2610:20:5005:ffff:ffff:ffff:ffff:ffff Prefix: 47
2610:20:5006:: - 2610:20:5006:ffff:ffff:ffff:ffff:ffff Prefix: 48
2610:20:5007:: - 2610:20:5007:ffff:ffff:ffff:ffff:ffff Prefix: 48
2610:20:5008:: - 2610:20:5008:ffff:ffff:ffff:ffff:ffff Prefix: 48