MASTER-7-AS is a hosting provider. Their Autonomous System (AS) Number is 26380.
Found a phishing site (or other fraudulent/malicious content) registered with MASTER-7-AS? The best way to report a URL to MASTER-7-AS is to send them an email at:
Report phishing to MASTER-7-AS
Reporting a fraudulent site hosted by MASTER-7-AS
WHOIS information for MASTER-7-AS
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# available at: https://www.arin.net/resources/registry/whois/tou/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 26380
ASName: MASTER-7-AS
ASHandle: AS26380
RegDate: 2010-09-17
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/26380
OrgName: MasterCard Technologies LLC
OrgId: MASTER-7
Address: 2200 MasterCard Blvd
City: O'Fallon
StateProv: MO
PostalCode: 63368
Country: US
RegDate: 1997-11-27
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/MASTER-7
OrgNOCHandle: NCC18-ARIN
OrgNOCName: Network Command Center
OrgNOCPhone: +1-636-722-6220
OrgNOCEmail: hostmaster@mastercard.org
OrgNOCRef: https://rdap.arin.net/registry/entity/NCC18-ARIN
OrgAbuseHandle: NCC18-ARIN
OrgAbuseName: Network Command Center
OrgAbusePhone: +1-636-722-6220
OrgAbuseEmail: hostmaster@mastercard.org
OrgAbuseRef: https://rdap.arin.net/registry/entity/NCC18-ARIN
OrgTechHandle: ABRAM96-ARIN
OrgTechName: Abrams, Alex
OrgTechPhone: +1-636-722-2644
OrgTechEmail: Alex.Abrams@mastercard.com
OrgTechRef: https://rdap.arin.net/registry/entity/ABRAM96-ARIN
OrgTechHandle: NACHE-ARIN
OrgTechName: Nache, Samuel
OrgTechPhone: +1-636-354-9999
OrgTechEmail: sam.nache@mastercard.com
OrgTechRef: https://rdap.arin.net/registry/entity/NACHE-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 1997-2026, American Registry for Internet Numbers, Ltd.
#
% Query time: 875 msec
% WHEN: Sun Feb 08 22:22:28 UTC 2026
Who is MASTER-7-AS?