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#
# 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:
6421
ASName: AS6421
ASHandle: AS6421
RegDate: 1996-04-09
Updated: 2014-04-22
Ref: https://rdap.arin.net/registry/autnum/6421

OrgName:
TATA COMMUNICATIONS (AMERICA) INC
OrgId: TCA-51
Address: 2355 Dulles Corner Boulevard Suite 700
City: Herndon
StateProv: VA
PostalCode: 20171
Country: US
RegDate: 2014-01-28
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/TCA-51

OrgTechHandle:
IPADM470-ARIN
OrgTechName: IP Admin
OrgTechPhone: +91-20-66144444
OrgTechEmail: ip-addr@tatacommunications.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM470-ARIN

OrgNOCHandle:
IPNOC14-ARIN
OrgNOCName: IP NOC
OrgNOCPhone: +15148687888
OrgNOCEmail: 6453abuse@tatacommunications.com
OrgNOCRef: https://rdap.arin.net/registry/entity/IPNOC14-ARIN

OrgAbuseHandle:
IPNOC14-ARIN
OrgAbuseName: IP NOC
OrgAbusePhone: +15148687888
OrgAbuseEmail: 6453abuse@tatacommunications.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/IPNOC14-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:


AS6421 TATA COMMUNICATIONS (AMERICA) INC
61.28.215.0 - 61.28.215.255
103.16.252.0 - 103.16.255.255
103.254.37.0 - 103.254.37.255
116.0.66.0 - 116.0.66.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255
127.255.255.255 - 127.255.255.255

IPv6 Results:


AS6421 Tata Communications
2405:2001:: - 2405:2001:0:ffff:ffff:ffff:ffff:ffff Prefix: 48

WHOIS Lookup

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  • Domain name
  • Autonomous system number (ASN)
  • Company name
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