OMSHIFT
DOMAIN RECORD

fastly.com

First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-19T05:27:59.197Z
Observation runs
2
Certificates observed
6
Change events
2
BASELINE ESTABLISHED

5 historical certificate observations were recorded in the baseline. Change tracking is active from this point forward. Baseline evidence is not treated as historical change events. 1 post-baseline observation and 2 change events have been recorded since.

OBSERVATION RAIL
  1. 2026-08-16T11:01:36.113Z
    Baseline established
    5 certificates observed
  2. 2026-08-19T05:23:42.141Z
    Forward observation
    New certificate issuance observed
    View evidence →
  3. 2026-08-19T05:23:42.141Z
    SAN set differs from previous observed issuance
    +0 · −2
CERTIFICATE DELTA
Observed 2026-08-19T05:23:42.141Z
PREVIOUS
C=US, O=Certainly, CN=Certainly Intermediate R1
3 SANs
SAN SAN set differs from previous observed issuance
OBSERVED
C=US, O=Certainly, CN=Certainly Intermediate R1
1 SAN
  • removed developer.fastly.com
  • removed www.fastly.com
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
61fc5aba40655442…
Issuer
C=US, O=Certainly, CN=Certainly Intermediate R1
Validity
2026-08-19T04:22:48Z → 2026-09-18T04:22:47Z
First observed
2026-08-19T05:23:42.141Z
Last observed
2026-08-19T05:27:59.197Z
Source
OMSHIFT CT Monitor (forward observation)
SAN NAMES (1)

fastly.com

View certificate evidence →
HISTORICAL BOOTSTRAP
6887efef14da9721…
Issuer
C=US, O=Certainly, CN=Certainly Intermediate R1
Validity
2026-08-05T20:28:03Z → 2026-09-04T20:28:02Z
First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-16T11:01:36.113Z
Source
SSLMate CT Search (historical bootstrap)
SAN NAMES (3)

developer.fastly.com, fastly.com, www.fastly.com

View certificate evidence →
HISTORICAL BOOTSTRAP
035f7913cfbc426a…
Issuer
C=US, O=Certainly, CN=Certainly Intermediate R1
Validity
2026-08-03T02:01:54Z → 2026-09-02T02:01:53Z
First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-16T11:01:36.113Z
Source
SSLMate CT Search (historical bootstrap)
SAN NAMES (1)

fastly.com

View certificate evidence →
HISTORICAL BOOTSTRAP
3738efaa7b4ae9e7…
Issuer
C=US, O=Certainly, CN=Certainly Intermediate R1
Validity
2026-08-02T02:36:46Z → 2026-09-01T02:36:45Z
First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-16T11:01:36.113Z
Source
SSLMate CT Search (historical bootstrap)
SAN NAMES (1)

fastly.com

View certificate evidence →
HISTORICAL BOOTSTRAP
b4a219da8c337eff…
Issuer
C=US, O=Certainly, CN=Certainly Intermediate R1
Validity
2026-07-30T05:16:57Z → 2026-08-29T05:16:56Z
First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-16T11:01:36.113Z
Source
SSLMate CT Search (historical bootstrap)
SAN NAMES (1)

fastly.com

View certificate evidence →
HISTORICAL BOOTSTRAP
4df97818b2e7d5c7…
Issuer
C=BE, O=GlobalSign nv-sa, CN=GlobalSign ECC OV SSL CA 2018
Validity
2026-07-01T16:46:21Z → 2027-01-16T16:46:21Z
First observed
2026-08-16T11:01:36.113Z
Last observed
2026-08-16T11:01:36.113Z
Source
SSLMate CT Search (historical bootstrap)
SAN NAMES (3)

developer.fastly.com, fastly.com, www.fastly.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.