ASN Lookup Tool

MasterCard Technologies LLC mastercard.com US US 72 Routes

AS Data

AS26380

AS26380 – MasterCard Technologies LLC

AS Number 26380
AS Name MASTER-7-AS
Organization MasterCard Technologies LLC (master-7)
Country US
Website mastercard.com
Number of IPv4 Routes 68
Number of IPv6 Routes 4
ASN type BUSINESS
Registry ARIN
Date Allocated 2010-09-17

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IP Ranges

Route # IPs
45.115.129.0/24 256
113.30.208.0/24 256
185.175.206.0/24 256
185.96.136.0/24 256
45.115.128.0/23 512
216.119.208.0/24 256
14.102.177.0/24 256
113.30.212.0/24 256
103.55.148.0/24 256
216.119.217.0/24 256
185.199.61.0/24 256
217.149.107.0/24 256
12.22.157.0/24 256
2607:3c00:6414::/48 ~1×10²⁴
216.119.208.0/22 1024
180.92.176.0/24 256
103.55.150.0/24 256
113.30.215.0/24 256
45.115.130.0/24 256
2607:3c00:6404::/48 ~1×10²⁴
12.10.32.0/23 512
12.22.153.0/24 256
12.10.32.0/24 256
12.22.158.0/24 256
216.119.219.0/24 256
185.96.138.0/24 256
216.119.218.0/24 256
45.115.128.0/24 256
113.30.210.0/24 256
12.22.152.0/24 256
185.175.207.0/24 256
216.119.210.0/24 256
12.22.159.0/24 256
185.96.137.0/24 256
185.96.136.0/23 512
12.22.156.0/24 256
103.55.148.0/23 512
103.55.150.0/23 512
217.149.106.0/24 256
103.55.149.0/24 256
216.119.209.0/24 256
103.55.151.0/24 256
185.175.206.0/23 512
216.119.216.0/22 1024
216.119.213.0/24 256
209.64.210.0/24 256
185.175.204.0/23 512
185.175.205.0/24 256
75.141.71.0/24 256
113.30.209.0/24 256
205.233.71.0/24 256
216.119.222.0/24 256
113.30.211.0/24 256
216.119.216.0/24 256
113.30.214.0/24 256
12.10.33.0/24 256
156.154.239.0/24 256
209.64.211.0/24 256
185.199.60.0/24 256
216.119.223.0/24 256

Raw Whois Response

#
# 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.
#


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


OrgTechHandle: ABRAM96-ARIN
OrgTechName:   Abrams, Alex 
OrgTechPhone:  +1-636-515-6321 
OrgTechEmail:  Alex.Abrams@mastercard.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ABRAM96-ARIN

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

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

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


#
# 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.
#

Parsed Whois Response

Peers

AS Number Description Country
AS7474 SingTel Optus Pty Ltd AU
AS12741 Netia SA PL
AS22677 Charter Communications LLC US
AS2764 AAPT Limited AU
AS286 GTT Communications Inc. US
AS4657 StarHub Ltd SG
AS5400 British Telecommunications Limited GB
AS1221 Telstra Limited AU
AS3300 British Telecommunications PLC GB
AS4755 Tata Communications (formerly VSNL) IN
AS19905 Arbor Cloud US
AS1000 LINK AMERICAN US
AS3300 British Telecommunications Limited GB
AS19905 Vercara, LLC US
AS5400 British Telecommunications PLC GB
AS4755 Tata Communications Limited IN
AS4812 China Telecom (Group) CN
AS15830 Equinix EMEA Acquisition Enterprises B.V. NL
AS7018 AT&T Enterprises, LLC US
AS15830 Equinix (EMEA) Acquisition Enterprises B.V. NL
AS286 GTT Communications Inc. NL
AS2687 AT&T Enterprises, LLC US
AS10099 China Unicom Global HK
AS13335 Cloudflare, Inc. US
AS4812 Shanghai Telecom Company CN
AS3257 GTT Communications Inc. US
AS4657 Starhub Ltd. SG
AS3356 Level 3 Parent, LLC US
AS42649 Baffin Bay Networks AB SE
AS32787 Akamai Technologies, Inc. US

Upstreams

AS Number Description Country
AS7474 SingTel Optus Pty Ltd AU
AS15830 Equinix EMEA Acquisition Enterprises B.V. NL
AS12741 Netia SA PL
AS7018 AT&T Enterprises, LLC US
AS22677 Charter Communications LLC US
AS2764 AAPT Limited AU
AS286 GTT Communications Inc. US
AS2687 AT&T Enterprises, LLC US
AS5400 British Telecommunications Limited GB
AS13335 Cloudflare, Inc. US
AS1221 Telstra Limited AU
AS4812 Shanghai Telecom Company CN
AS19905 Arbor Cloud US
AS3300 British Telecommunications Limited GB
AS3257 GTT Communications Inc. US
AS4657 Starhub Ltd. SG
AS3356 Level 3 Parent, LLC US
AS42649 Baffin Bay Networks AB SE
AS4755 Tata Communications Limited IN
AS32787 Akamai Technologies, Inc. US

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Frequently Asked Questions

ASN AS26380 is an Autonomous System Number used to identify a network for BGP internet routing.
AS26380 is listed under MasterCard Technologies LLC.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.