OMSHIFT
DOMAIN RECORD

americanexpress.com

First observed
2026-08-26T07:54:29.305Z
Last observed
2026-08-26T08:33:56.708Z
Observation runs
2
Certificates observed
2
Change events
1
MONITORING STARTED

No historical certificate record was available when this domain was admitted. OMSHIFT has been observing public Certificate Transparency logs directly since 2026-08-16T12:46:57.131Z — 1 observation and 1 change event recorded since.

OBSERVATION RAIL
  1. 2026-08-26T07:54:29.305Z
    Monitoring from 2026-08-26T07:54:29.305Z
    No historical reconstruction — observed only from this point forward.
  2. 2026-08-26T07:54:34.394Z
    Forward observation
    New certificate issuance observed
    View evidence →
LATEST CERTIFICATE EVIDENCE

HISTORICAL BOOTSTRAP — historical evidence imported via SSLMate CT Search when this record was established. FORWARD OBSERVATION — observed directly from public CT logs by OMSHIFT.

FORWARD OBSERVATION
a9040d2402f9cfc4…
Issuer
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Validity
2025-09-30T00:00:00Z → 2026-09-29T23:59:59Z
First observed
2026-08-26T07:54:34.394Z
Last observed
2026-08-26T07:54:36.697Z
Source
OMSHIFT CT Monitor (forward observation)
SAN NAMES (7)

americanexpress.com, amexmobile.com, amexsavings.com + 4 more

View certificate evidence →
FORWARD OBSERVATION
6e3ed3be442b4c45…
Issuer
C=US, O=DigiCert Inc, CN=DigiCert EV RSA CA G2
Validity
2026-08-26T00:00:00Z → 2027-03-11T23:59:59Z
First observed
2026-08-26T07:54:29.305Z
Last observed
2026-08-26T08:33:56.708Z
Source
OMSHIFT CT Monitor (forward observation)
SAN NAMES (2)

americanexpress.com, harishe3testonboarding.americanexpress.com

View certificate evidence →

Certificate Transparency observation does not prove a certificate is currently served by this domain, and SAN presence does not prove ownership. See /method for the full trust contract.