SSL/TLS Certificate Lookup
Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted
doglearningcenter.net
SSL/TLS Certificate
SSL/TLS Certificate for doglearningcenter.net
Self-signed- Issued by (CA)
- chisel-entry
- Subject
- chisel-entry
- Valid from
- Sep 14, 2026
- Valid until
- Sep 11, 2036 (3640 days remaining)
- Public key
- RSA 2048-bit
- Serial
- 52B3ECE2BC84D79D8E7E492199DA4E3F82730CED
- SHA-256 fingerprint
- B2:62:06:CC:8B:8B:8D:95:50:5A:C4:07:6C:17:78:93:EC:53:76:6E:71:15:A3:E5:93:E0:98:3D:B4:53:16:72
- Chain
- chisel-entry
Certificate Authority Authorization (CAA)
No CAA policy is published for this domain — any certificate authority may issue for it.
This certificate has been served since Sep 23, 2026.
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Uptime
We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.
DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
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