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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

mcsdistrict.com · 35.172.94.1:443

Verified

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

Subject
CN=www.mcsdistrict.com
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-10-07T00:45:08+00:00
Expires
2027-01-05T00:45:07+00:00
Days remaining
50
Serial (hex)
06A93EF1FD5FBBFF410207FA74EC812B4AFF
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:mcsdistrict.com, DNS:www.mcsdistrict.com

SHA-256 fingerprint

16:F7:3D:B7:FE:CC:F4:37:3D:EC:07:83:58:93:2D:37:5B:BD:60:83:D0:3C:F2:B5:80:6E:98:0C:51:CA:8C:71
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
FA:42:E4:4E:68:B9:06:81:26:8A:7F:4A:D9:D9:B6:9B:A9:DB:4A:69
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:mcsdistrict.com, DNS:www.mcsdistrict.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/128.crl
ct_precert_scts
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 : Oct 7 01:43:38.434 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:7E:74:EE:23:02:F4:DF:2A:E6:4F:16:CC: 08:09:1D:35:A3:38:0C:95:A8:CF:52:D9:56:07:9B:3F: 06:66:5C:4A:02:21:00:AC:F6:C3:52:56:F2:F6:F6:12: 37:CB:67:D8:7D:5F:4B:7B:2F:F0:A6:F2:00:F9:9C:87: 30:1A:75:57:BC:72:FE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Oct 7 01:43:38.861 2026 GMT Extensions: 00:00:05:00:1E:1B:00:95 Signature : ecdsa-with-SHA256 30:44:02:20:32:2C:7F:02:31:62:32:B3:A3:EE:BF:E9: 59:AC:3B:30:E4:BE:30:A8:F2:0D:2B:B4:DF:1A:9E:96: B9:52:E3:0D:02:20:64:42:74:BB:7B:6B:62:10:41:C4: BE:53:47:DD:60:21:CA:00:3E:D3:26:2E:F4:43:46:45: 17:92:04:EB:BC:69
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-15T17:34:06+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
657
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
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
2118
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
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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