MasterCard Technologies LLC
AS26380 is MasterCard Technologies LLC (mastercard.com). It announces 15,104 IPv4 addresses in 68 prefixes, and 4 IPv6 prefixes.
United States· ARIN· allocated 2010-09-17· business
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States9,856 · 65.25%
- Australia1,280 · 8.47%
- Belgium1,024 · 6.78%
- India1,024 · 6.78%
- United Arab Emirates512 · 3.39%
- Singapore512 · 3.39%
- France320 · 2.12%
- The Netherlands320 · 2.12%
- Poland256 · 1.69%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MASTER-7-AS
- name
- MasterCard Technologies LLC
- org
- MASTER-7
- org name
- MasterCard Technologies LLC
- org address
- 2200 MasterCard Blvd, O'Fallon, MO, 63368
- org city
- O'Fallon
- org country
- US
- country
- US
- source
- arin
- created
- 2010-09-17
- updated
- 2012-03-02
- abuse name
- Network Command Center
- abuse email
- hostmaster@mastercard.org
- abuse phone
- +1-636-722-6220
- abuse kind
- role
- abuse city
- O'Fallon
- abuse country
- US
- admin name
- Samuel Nache
- admin email
- sam.nache@mastercard.com
- admin phone
- +1-312-761-6535
- admin kind
- person
- admin city
- O'Fallon
- admin country
- US
- tech name
- Alex Abrams
- tech email
- Alex.Abrams@mastercard.com
- tech phone
- +1-636-722-2644
- tech kind
- person
- tech city
- O'Fallon
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP200.13%
- None here
- None here
- None here
- None here
- None here
- Hosting IP5123.39%
- None here
- Carrier IP2,816AT&T18.64%
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2607:3c00:6404::/47 | United States | valid | 20 | 2026-10-02 |
| 2607:3c00:6404::/48 | United States | valid | 20 | 2026-10-02 |
| 2607:3c00:6414::/47 | United States | valid | 20 | 2026-10-02 |
| 2607:3c00:6414::/48 | United States | valid | 20 | 2026-10-02 |
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