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

fassberg.se · 62.80.209.236:443

Verified

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

Subject
CN=peter.fassberg.se
Issuer
C=US O=Let's Encrypt CN=YE2
Valid from
2026-08-29T01:21:45+00:00
Expires
2026-11-27T01:21:44+00:00
Days remaining
42
Serial (hex)
053E9A16568C0C9BB622BF810F04379D3F8F
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

DNS:adm.fassberg.se, DNS:api.m4.fassberg.se, DNS:epp.fassberg.se, DNS:fassberg.se, DNS:fd.fassberg.se, DNS:h3oob.fassberg.se, DNS:ha-nr.f8.fassberg.se, DNS:ha.b1.fassberg.se, DNS:ha.ellos.fassberg.se, DNS:ha.f8.fassberg.se, DNS:ha.htg.fassberg.se, DNS:ha.l3.fassberg.se, DNS:ha.m10.fassberg.se, DNS:ha.m4.fassberg.se, DNS:ha.n11.fassberg.se, DNS:ha.oijared.fassberg.se, DNS:ha.s3.fassberg.se, DNS:ha.tv10.fassberg.se, DNS:influx.fassberg.se, DNS:ip.fassberg.se, DNS:ipv4.fassberg.se, DNS:ipv6.fassberg.se, DNS:jf.fassberg.se, DNS:n2.fassberg.se, DNS:nilssons-nr.fassberg.se, DNS:nilssons-nr2.fassberg.se, DNS:nr-ws.fassberg.se, DNS:nr.fassberg.se, DNS:ocpp.fassberg.se, DNS:peter.fassberg.se, DNS:peter.xn--fssberg-5wa.se, DNS:roots.fassberg.se, DNS:rpi3-nr.fassberg.se, DNS:test.fassberg.se, DNS:www.fassberg.se, DNS:www.m4.fassberg.se, DNS:www.xn--fssberg-5wa.se

SHA-256 fingerprint

D1:8E:D8:6B:9C:18:3A:AF:D0:84:08:F1:CF:F6:C2:E6:68:5B:8A:93:6E:15:30:E5:7B:8F:A8:3F:73:D4:DD:E1
Certificate extensions & PEM
keyUsage
Digital Signature
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
44:4D:20:9F:C8:B3:F0:39:57:0B:D6:E4:5B:11:DA:AD:A2:37:3E:73
authorityKeyIdentifier
B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
authorityInfoAccess
CA Issuers - URI:http://ye2.i.lencr.org/
subjectAltName
DNS:adm.fassberg.se, DNS:api.m4.fassberg.se, DNS:epp.fassberg.se, DNS:fassberg.se, DNS:fd.fassberg.se, DNS:h3oob.fassberg.se, DNS:ha-nr.f8.fassberg.se, DNS:ha.b1.fassberg.se, DNS:ha.ellos.fassberg.se, DNS:ha.f8.fassberg.se, DNS:ha.htg.fassberg.se, DNS:ha.l3.fassberg.se, DNS:ha.m10.fassberg.se, DNS:ha.m4.fassberg.se, DNS:ha.n11.fassberg.se, DNS:ha.oijared.fassberg.se, DNS:ha.s3.fassberg.se, DNS:ha.tv10.fassberg.se, DNS:influx.fassberg.se, DNS:ip.fassberg.se, DNS:ipv4.fassberg.se, DNS:ipv6.fassberg.se, DNS:jf.fassberg.se, DNS:n2.fassberg.se, DNS:nilssons-nr.fassberg.se, DNS:nilssons-nr2.fassberg.se, DNS:nr-ws.fassberg.se, DNS:nr.fassberg.se, DNS:ocpp.fassberg.se, DNS:peter.fassberg.se, DNS:peter.xn--fssberg-5wa.se, DNS:roots.fassberg.se, DNS:rpi3-nr.fassberg.se, DNS:test.fassberg.se, DNS:www.fassberg.se, DNS:www.m4.fassberg.se, DNS:www.xn--fssberg-5wa.se
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://ye2.c.lencr.org/16.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Aug 29 02:20:15.693 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D9:BE:12:52:8B:33:B3:12:35:A3:5B: 97:57:18:A2:C1:89:7D:DA:F2:73:C8:96:F7:B3:6B:0D: 43:93:EC:88:D5:02:20:24:15:16:6E:07:FA:BB:3A:CE: 5D:73:11:76:6D:DA:F7:CC:B3:36:7D:1F:DC:AB:3C:7B: 38:57:57:1E:3D:6A:C0 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Aug 29 02:20:16.370 2026 GMT Extensions: 00:00:05:00:39:E6:D0:11 Signature : ecdsa-with-SHA256 30:45:02:20:7B:E8:EF:FC:77:CE:3C:1A:7B:21:E8:9A: 08:E3:9A:65:A4:CF:A7:D9:6E:EF:11:6B:B1:70:82:31: CE:59:5F:DC:02:21:00:DC:9E:EE:DA:03:2E:85:64:13: E8:C1:58:47:61:72:9A:38:AF:D8:A8:09:CC:67:CE:FA: 3C:64:64:AD:6E:C9:87
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-15T10:35:11+00:00

Server-presented chain · 3 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YE2
Issuer
C=US O=ISRG CN=Root YE
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
688
Serial (hex)
4DF3B15DD6C0784C507CD37B58E6F115
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

97:65:8D:E8:C6:8D:FA:98:AC:E1:E5:02:8A:63:D5:4A:1A:AE:91:1B:3E:21:47:10:76:C6:85:0C:D0:8C:BA:B4
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
authorityKeyIdentifier
A3:C8:26:5A:8E:A1:4C:D0:35:63:FC:9B:23:C8:3A:AE:56:F3:4F:56
authorityInfoAccess
CA Issuers - URI:http://ye.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://ye.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YE
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X2
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2149
Serial (hex)
872165FC34B6E5FBA8ADD5B3705FB53A
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

0F:C0:90:1C:CA:2B:AE:9E:9F:DB:B0:2D:50:D0:2F:10:94:F7:B3:66:72:08:69:91:B9:E8:97:62:6D:C4:85:F0
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
A3:C8:26:5A:8E:A1:4C:D0:35:63:FC:9B:23:C8:3A:AE:56:F3:4F:56
authorityKeyIdentifier
7C:42:96:AE:DE:4B:48:3B:FA:92:F8:9E:8C:CF:6D:8B:A9:72:37:95
authorityInfoAccess
CA Issuers - URI:http://x2.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x2.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 3

Subject
C=US O=Internet Security Research Group CN=ISRG Root X2
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2149
Serial (hex)
6C8F1DC727C7117F7BAF853AC980F9CD
Signature
RSA-SHA256
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

EE:5F:7A:BD:69:81:BB:02:55:63:2C:D8:F4:92:83:45:1B:4B:18:84:4D:12:04:0B:44:EE:00:F0:7B:8F:E2:C6
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
7C:42:96:AE:DE:4B:48:3B:FA:92:F8:9E:8C:CF:6D:8B:A9:72:37:95
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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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

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