SSL/TLS Certificate Lookup

Check a domain's SSL/TLS certificate — who issued it, when it expires, and whether the chain is trusted

SSL/TLS Certificate for lag-is.net

Valid
Issued by (CA)
Let's Encrypt
Subject
lag-ix.at
Valid from
Aug 21, 2026
Valid until
Nov 19, 2026 (63 days remaining)
Public key
RSA 2048-bit
Serial
05FE5817CC8E1A90673A7338DC8E16561CA5
SHA-256 fingerprint
A2:DB:A4:74:E9:2B:1D:91:E2:25:7B:7C:ED:76:08:1C:56:77:A7:F2:09:66:D9:C4:91:26:FF:36:99:74:DD:1C
Chain
YR2 → Root YR → ISRG Root X1
Subject Alternative Names (49)
citycloud.at, cityslm.at, cityslr.at, ikt-cert.at, iktcert.at, lag-is.at, lag-is.net, lag-ix.at, lagis.co.at, lagis.eu, lagis.net, lagis.or.at, lagix.at, linz-ag-telekom.at, linz-cert.at, linzag-telekom.at, linzagtelekom.at, linzcert.at, ooe-cert.at, ooecert.at, ugl-cert.at, uglcert.at, www.citycloud.at, www.cityslm.at, www.cityslr.at, www.ikt-cert.at, www.iktcert.at, www.lag-is.at, www.lag-is.net, www.lag-ix.at, www.lagis.at, www.lagis.co.at, www.lagis.eu, www.lagis.net, www.lagis.or.at, www.lagix.at, www.linz-ag-telekom.at, www.linz-cert.at, www.linzag-telekom.at, www.linzagtelekom.at, www.linzcert.at, www.ooe-cert.at, www.ooecert.at, www.ugl-cert.at, www.uglcert.at, www.xn--o-cert-wxa.at, www.xn--ocert-jua.at, xn--o-cert-wxa.at, xn--ocert-jua.at

Certificate Authority Authorization (CAA)

No CAA policy is published for this domain — any certificate authority may issue for it.

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Uptime

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DNS changes

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TLS certificate

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