DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

lrz.de · 129.187.254.9:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=DE ST=Bayern O=Bayerische Akademie der Wissenschaften Leibniz-Rechenzentrum CN=bavarianqc.de
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Valid from
2026-07-23T10:26:33+00:00
Expires
2027-02-07T10:26:32+00:00
Days remaining
135
Serial (hex)
0BC236B9DE89DEDB10A4E4BE0C9015B5
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:bavarianqc.de, DNS:www.sc20.lrz.de, DNS:swbezugtest.lrz.de.devweb.mwn.de, DNS:envicon.webdb.devweb.mwn.de, DNS:sc.lrz.de, DNS:t3-staging.devweb.mwn.de, DNS:site-logs.download.lrz.de, DNS:webdb-wwwv18lrzde.devweb.mwn.de, DNS:ee-workshop.for.lrz.de, DNS:open.lrz.de, DNS:www.leibniz-supercomputing-centre.eu, DNS:www.qic.lrz.de, DNS:openlabday24.v2c.lrz.de, DNS:quantum.lrz.de, DNS:cave-event.v2c.lrz.de, DNS:examuc-procurement.lrz.de, DNS:softwarebezug.lrz.de, DNS:www.supercomputingcenters.org, DNS:supercomputingcenters.org, DNS:moodle-intern2.srv.lrz.de, DNS:www.lrz60.de, DNS:www.hpc-workshop.lrz.de, DNS:hpc-workshop.lrz.de, DNS:nextgenhpc.lrz.de, DNS:www-lrz-de-staging.devweb.mwn.de, DNS:sc20.lrz.de, DNS:www.bigdata.lrz.de, DNS:secincmgmt.sec.lrz.de.devweb.mwn.de, DNS:www.nextgenhpc.lrz.de, DNS:examuc-proposal.lrz.de, DNS:moodle-intern.srv.lrz.de, DNS:bavarianquantum.de, DNS:bqcx.de, DNS:enviroinfo2023.eu, DNS:moodle-intern3.srv.lrz.de, DNS:phpmyadmin.intern.lrz.de, DNS:www.isc.lrz.de, DNS:wwwv18.lrz.de, DNS:chronik.webdb.devweb.mwn.de, DNS:v2c.lrz.de, DNS:eurompi21.lrz.de, DNS:www.cave-event.v2c.lrz.de, DNS:phpmyadmin.lrz.de, DNS:fionaproxy.intern.lrz.de.devweb.mwn.de, DNS:di82ler-d.devweb.mwn.de, DNS:www.old.lrz.de.devweb.mwn.de, DNS:intern.lrz.de, DNS:abwesend.lrz.de.devweb.mwn.de, DNS:zki2025-herbsttagung.lrz.de, DNS:bigdata.lrz.de, DNS:elearning.lrz.de, DNS:websiteantrag.lrz.de.devweb.mwn.de, DNS:supercomputingcentres.org, DNS:abwesend.intern.lrz.de, DNS:hpcqc.org, DNS:www.supercomputingcentres.org, DNS:www.eurompi21.lrz.de, DNS:qic.lrz.de, DNS:webdb-dev.devweb.mwn.de, DNS:www.enviroinfo2023.eu, DNS:www.lrz.de, DNS:www.leibniz-supercomputing-centre.de, DNS:www.quantum.lrz.de, DNS:lrz60.de, DNS:softwarebezug.lrz.de.devweb.mwn.de, DNS:isc.lrz.de, DNS:www.v2c.lrz.de, DNS:testmoodle.video.lrz.de, DNS:www.sc.lrz.de, DNS:envcomp.eu, DNS:www.hpcqc.org, DNS:secincmgmt.sec.lrz.de, DNS:lrz.de

SHA-256 fingerprint

34:00:3E:A3:BC:9C:8E:0D:91:07:6C:4C:EC:86:5F:2B:28:F4:E6:C8:A4:69:AD:22:5D:ED:77:A5:6A:F3:30:5A
Certificate extensions & PEM
basicConstraints
CA:FALSE
authorityKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-GEANT-TLS-R1.cer
subjectAltName
DNS:bavarianqc.de, DNS:www.sc20.lrz.de, DNS:swbezugtest.lrz.de.devweb.mwn.de, DNS:envicon.webdb.devweb.mwn.de, DNS:sc.lrz.de, DNS:t3-staging.devweb.mwn.de, DNS:site-logs.download.lrz.de, DNS:webdb-wwwv18lrzde.devweb.mwn.de, DNS:ee-workshop.for.lrz.de, DNS:open.lrz.de, DNS:www.leibniz-supercomputing-centre.eu, DNS:www.qic.lrz.de, DNS:openlabday24.v2c.lrz.de, DNS:quantum.lrz.de, DNS:cave-event.v2c.lrz.de, DNS:examuc-procurement.lrz.de, DNS:softwarebezug.lrz.de, DNS:www.supercomputingcenters.org, DNS:supercomputingcenters.org, DNS:moodle-intern2.srv.lrz.de, DNS:www.lrz60.de, DNS:www.hpc-workshop.lrz.de, DNS:hpc-workshop.lrz.de, DNS:nextgenhpc.lrz.de, DNS:www-lrz-de-staging.devweb.mwn.de, DNS:sc20.lrz.de, DNS:www.bigdata.lrz.de, DNS:secincmgmt.sec.lrz.de.devweb.mwn.de, DNS:www.nextgenhpc.lrz.de, DNS:examuc-proposal.lrz.de, DNS:moodle-intern.srv.lrz.de, DNS:bavarianquantum.de, DNS:bqcx.de, DNS:enviroinfo2023.eu, DNS:moodle-intern3.srv.lrz.de, DNS:phpmyadmin.intern.lrz.de, DNS:www.isc.lrz.de, DNS:wwwv18.lrz.de, DNS:chronik.webdb.devweb.mwn.de, DNS:v2c.lrz.de, DNS:eurompi21.lrz.de, DNS:www.cave-event.v2c.lrz.de, DNS:phpmyadmin.lrz.de, DNS:fionaproxy.intern.lrz.de.devweb.mwn.de, DNS:di82ler-d.devweb.mwn.de, DNS:www.old.lrz.de.devweb.mwn.de, DNS:intern.lrz.de, DNS:abwesend.lrz.de.devweb.mwn.de, DNS:zki2025-herbsttagung.lrz.de, DNS:bigdata.lrz.de, DNS:elearning.lrz.de, DNS:websiteantrag.lrz.de.devweb.mwn.de, DNS:supercomputingcentres.org, DNS:abwesend.intern.lrz.de, DNS:hpcqc.org, DNS:www.supercomputingcentres.org, DNS:www.eurompi21.lrz.de, DNS:qic.lrz.de, DNS:webdb-dev.devweb.mwn.de, DNS:www.enviroinfo2023.eu, DNS:www.lrz.de, DNS:www.leibniz-supercomputing-centre.de, DNS:www.quantum.lrz.de, DNS:lrz60.de, DNS:softwarebezug.lrz.de.devweb.mwn.de, DNS:isc.lrz.de, DNS:www.v2c.lrz.de, DNS:testmoodle.video.lrz.de, DNS:www.sc.lrz.de, DNS:envcomp.eu, DNS:www.hpcqc.org, DNS:secincmgmt.sec.lrz.de, DNS:lrz.de
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 0.4.0.2042.1.7 Policy: 1.3.6.1.4.1.26513.1.1.1.2
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-GEANT-TLS-R1.crl
subjectKeyIdentifier
F9:49:DC:42:2A:CA:FE:46:09:25:F6:5F:C5:50:4C:21:F9:44:98:F9
keyUsage
Digital Signature, Key Encipherment
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Jul 23 10:36:35.517 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:78:EF:1B:35:F9:C0:85:80:A3:88:85:93: 49:95:25:54:5B:45:6C:35:00:3F:22:22:32:A9:99:1B: E0:08:05:C3:02:20:11:FE:61:05:32:C3:77:7B:F4:37: 10:51:FF:BA:B8:40:C6:AE:7F:E3:9E:A0:71:2D:B5:FC: 25:77:B7:1B:97:F6 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76: 93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46 Timestamp : Jul 23 10:36:35.549 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CC:56:1A:EA:C5:CC:E0:42:71:FC:80: 55:EC:DD:41:EE:26:65:99:A8:68:F3:26:61:D3:63:C5: 17:6A:47:17:F0:02:20:77:44:BB:81:F1:18:9D:C9:1F: 26:45:45:55:DF:3F:4B:42:CB:86:09:AE:1C:F8:6F:33: 5A:CA:A4:0B:94:F6:26 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Jul 23 10:36:35.530 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:6F:A6:59:D5:4A:ED:47:CC:BE:DF:8C:DF: 53:55:B1:73:37:F2:E4:39:30:93:55:79:82:2A:5C:E4: F6:08:9E:88:02:20:7C:4F:A2:D3:26:A5:C3:AA:35:DE: D2:61:29:D8:64:56:BC:64:0D:AF:32:D6:80:70:F7:DD: FF:61:F7:BA:3B:C2
-----BEGIN CERTIFICATE-----
MIIOEjCCDHqgAwIBAgIQC8I2ud6J3tsQpOS+DJAVtTANBgkqhkiG9w0BAQsFADBg
MQswCQYDVQQGEwJHUjE3MDUGA1UECgwuSGVsbGVuaWMgQWNhZGVtaWMgYW5kIFJl
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DA1iYXZhcmlhbnFjLmRlMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA
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bz35mZR2k6amESCEV9VV5+PQodm2RgAAAZ+OjG1dAAAEAwBHMEUCIQDMVhrqxczg
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AAOCAYEAGkHZtFnlt/fIQCx57QtMaxjMBu0Qp/2wTyfeo6M2pDs4BDhltcMUU8CJ
DERAPK2YDmKtyHQL1XJ9PLjsc3JtcH/+YXfMXcRo3E2bWvU61deLopH5WbxULhAX
rNuj61mB/SI7k46pHvDfOMWbGA3MQ5oTFXMK0/km0wGaBC0KdeNuUjl7NfkM9MNu
YMF19meNP2j5jd4djf1DhVQK9rNa5VKKIZnpJSNT89eHMpL9IJt+mGIz0Tb1I6WD
7LeGYvPI8jRkKBPukmcFVtisurZFFeZqupqJM9O3C3RkUNBHkdHLER6ULHv1Upy8
SC1ZzD0Z8yWGU9/4C2MzDL2W5HO5X3GQJPWzFDXawUgooghOloUfa7bFwuyn2D0N
hfVbkAaSp780JsiRKoGZ3NbsoNrrXPx39l8gch+ZtXqnw7wuxKnYOCTMDYW+RB82
qX5k0BwctfVoVyiO3ck3IfkA3rtw8h4mWRzrgg1uFooY/oOO0L8ljdMgZZ9jBh3q
yGA6yXFC
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-24T23:25:01+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=GEANT TLS RSA 1
Issuer
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Valid from
2025-01-03T11:15:00+00:00
Expires
2039-12-31T11:14:59+00:00
Days remaining
4845
Serial (hex)
14D57BF3692228219A5567FA91651B22
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

5B:67:8D:C4:40:95:A5:28:95:B6:3B:31:F2:72:27:F4:B3:6C:3E:34:74:91:BF:2B:FA:69:18:37:A5:FB:8C:79
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
authorityKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
authorityInfoAccess
CA Issuers - URI:http://crt.harica.gr/HARICA-TLS-Root-2021-RSA.cer
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HARICA-TLS-Root-2021-RSA.crl
subjectKeyIdentifier
86:01:72:3F:8C:A9:70:E2:31:06:53:16:CE:01:5F:5B:79:C8:3C:3B
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----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Eyf+7GM9F5cZ7+YyknXqnv/rtQEkTKZdQo5Us18VFe9qqj94tXbLdk7PejJYNB4O
Zlli44Ld7rtqfFlUych7gIxFOmiyxMQQYrYmUi+74lEZvfoNhuref0CupuKpz6O3
dLv6kO9T10uNdDBoBQTkge3UzHafTIe3R2o3ujXKUGPwyc9m7/FETyKLUCwSU/5O
AVOeBCU8QtkKKjM8AmbpKpe3pHWcyq3R7B3LmIALkMPTydyDfxen65IDqREbVq8N
xjhkJThUz40JqOlN6uqKqeDISj/IoucYwsqW24AlO7ZzNmohQmMi8ep23H4hBSh0
GBTe2XvkuzaNf92syK8l2HzO+13GLCjzYLTPvXTO9UpK8DGyfGZOuamuwbAnbNpE
3RfjV9IaUQGJ
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GR O=Hellenic Academic and Research Institutions CA CN=HARICA TLS RSA Root CA 2021
Issuer
C=GR L=Athens O=Hellenic Academic and Research Institutions Cert. Authority CN=Hellenic Academic and Research Institutions RootCA 2015
Valid from
2021-09-02T07:41:55+00:00
Expires
2029-08-31T07:41:54+00:00
Days remaining
1071
Serial (hex)
2A6086D4D4DE45C95E4B98FBBF2FBF26
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4A:CD:8D:C6:02:0A:54:5A:85:89:43:A5:53:B5:E0:F3:FC:5B:85:9A:EA:17:46:65:0D:69:CF:12:10:F9:56:D8
Certificate extensions & PEM
basicConstraints
CA:TRUE
authorityKeyIdentifier
71:15:67:C8:C8:C9:BD:75:5D:72:D0:38:18:6A:9D:F3:71:24:54:0B
authorityInfoAccess
CA Issuers - URI:http://repo.harica.gr/certs/HaricaRootCA2015.crt
certificatePolicies
Policy: X509v3 Any Policy
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.harica.gr/HaricaRootCA2015.crl
subjectKeyIdentifier
0A:48:23:A6:60:A4:92:0A:33:EA:93:5B:C5:57:EA:25:4D:BD:12:EE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
-----BEGIN CERTIFICATE-----
MIIGwDCCBKigAwIBAgIQKmCG1NTeRcleS5j7vy+/JjANBgkqhkiG9w0BAQsFADCB
pjELMAkGA1UEBhMCR1IxDzANBgNVBAcTBkF0aGVuczFEMEIGA1UEChM7SGVsbGVu
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b3JpdHkxQDA+BgNVBAMTN0hlbGxlbmljIEFjYWRlbWljIGFuZCBSZXNlYXJjaCBJ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CuVPhvhQRXgAgetbaOMmjcx7XFH0FCxAvhpgHXpyYR0fYy2Iqs6iRZAI/Gu+s1Aq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2e5ZLQBk96xbG3wSepBCkTDA0MA0NybzM0gF5nTa82BMCED8EQXliWWsgqUorXuk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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

Registration / WHOIS →DNS records →