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

uvm.edu · 132.198.101.197:443

Verified

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

Subject
C=US ST=Vermont O=University of Vermont CN=uvm.edu
Issuer
C=US O=InCommon, LLC CN=InCommon RSA OV SSL CA 3
Valid from
2026-07-14T00:00:00+00:00
Expires
2027-01-28T23:59:59+00:00
Days remaining
103
Serial (hex)
F85C902B3AC05A1350BC2ED2917AC4B4
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:uvm.edu

SHA-256 fingerprint

DE:43:F3:17:68:8C:37:38:F5:E5:65:8A:A6:89:85:A7:86:34:88:F6:A1:A6:E2:E0:DC:AA:B5:A4:82:72:33:42
Certificate extensions & PEM
authorityKeyIdentifier
DA:22:37:3F:E5:D3:74:DA:D9:79:3E:D1:72:6D:D5:93:4B:20:37:AF
subjectKeyIdentifier
96:EA:89:3E:A8:0A:36:78:4C:F4:5B:70:6D:57:92:C4:EE:8D:96:E5
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/InCommonRSAOVSSLCA3.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/InCommonRSAOVSSLCA3.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:uvm.edu
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Jul 14 22:11:30.473 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:45:2A:83:0B:74:26:6F:66:41:EA:2E:F0: 24:51:D6:12:67:4E:8B:C5:EB:54:5A:EA:F0:06:D6:91: F2:46:69:00:02:21:00:B1:86:A5:B3:84:48:C2:29:58: 3B:B2:3C:9F:F9:2E:99:BF:49:80:78:8F:5D:36:16:21: 8C:19:3C:BB:98:C3:1C 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 : Jul 14 22:11:31.256 2026 GMT Extensions: 00:00:05:00:06:10:8C:D7 Signature : ecdsa-with-SHA256 30:45:02:21:00:AD:09:FB:3A:AD:45:9A:2B:12:36:6A: 2B:7A:C6:46:8F:DB:50:05:29:F0:6D:2A:DB:29:59:97: AC:10:1D:91:54:02:20:73:48:36:42:78:47:74:85:5E: DB:35:86:95:AE:8F:36:39:BD:36:FB:AF:B2:57:27:02: 58:4A:F9:E1:C3:13:D1 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Jul 14 22:11:30.631 2026 GMT Extensions: 00:00:05:00:00:4C:30:10 Signature : ecdsa-with-SHA256 30:44:02:20:5B:A2:84:20:1D:E1:CC:8D:CD:DC:46:CC: 1C:DC:FD:56:5E:16:EC:EC:F7:EA:BA:10:26:EC:2D:54: 94:F8:88:BE:02:20:0C:9B:D1:1C:BF:ED:63:A3:3B:B5: C5:25:E9:86:04:7F:51:19:BE:25:87:58:7A:36:01:31: 70:F7:B0:18:E0:1D
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-17T23:18:08+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=InCommon, LLC CN=InCommon RSA OV SSL CA 3
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2025-11-06T00:00:00+00:00
Expires
2035-11-05T23:59:59+00:00
Days remaining
3306
Serial (hex)
96B6DB3B0D5CB9BA5DDE8AAC8B6DFE77
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

9C:0F:28:8E:AA:BB:71:40:57:01:02:0C:97:2F:81:59:44:62:96:07:8D:38:59:1C:68:49:9B:12:CE:37:94:44
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
DA:22:37:3F:E5:D3:74:DA:D9:79:3E:D1:72:6D:D5:93:4B:20:37:AF
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----
MIIGIzCCBAugAwIBAgIRAJa22zsNXLm6Xd6KrItt/ncwDQYJKoZIhvcNAQEMBQAw
XzELMAkGA1UEBhMCR0IxGDAWBgNVBAoTD1NlY3RpZ28gTGltaXRlZDE2MDQGA1UE
AxMtU2VjdGlnbyBQdWJsaWMgU2VydmVyIEF1dGhlbnRpY2F0aW9uIFJvb3QgUjQ2
MB4XDTI1MTEwNjAwMDAwMFoXDTM1MTEwNTIzNTk1OVowSDELMAkGA1UEBhMCVVMx
FjAUBgNVBAoTDUluQ29tbW9uLCBMTEMxITAfBgNVBAMTGEluQ29tbW9uIFJTQSBP
ViBTU0wgQ0EgMzCCAaIwDQYJKoZIhvcNAQEBBQADggGPADCCAYoCggGBAInzD7j/
Ja1OZOvyIIe2hFOdDrois8Iiuyh+RtSKaKyQAvSRdG1b0Iz+fxOZaNPlM2RCTa9N
Ar/bs9Tts4RXTDCuLJfCPPwbRtSZMvBrZVpcPU3xVBbTUHTsYZ+SmlzB+qIwEJV6
TU8vEsdqosCwA/iOXewiRmUf5FxU2WoU4nD8iVFhu/p6h6YmI+AgswZ4lwZdNKW5
9cTvpuY8VefEWHuwvSQlzekLLBqiFJhlCu8dNrBsahT07sjMHVZVHU8Biss3bX04
FTzkDzv5eZ/U2LFA0rV2QzLpeLtIsMsXhlrEmuT4g6cbJJ3ZfWGHX77jnCIczshi
taD1BiTA9PRv9JWW6xQ+cGfHRMyHWTBNhdQI22N9UO65R+6ddwEWupViEGRUuO/O
ZbTtBSkoEBejHBfI3/BnnhLpKXTGC5N20om7nQ2UqOcgOpewiE9P+DnMrnUsqp9e
IS6NgkCCCuhS6eoHS3DwJouIK1T5CE/4xSrEuU0QTFRJfyqlIaMbKMe+awIDAQAB
o4IBbzCCAWswHwYDVR0jBBgwFoAUVnNYZJX5khqwEioEYnmhQBWIIUkwHQYDVR0O
BBYEFNoiNz/l03Ta2Xk+0XJt1ZNLIDevMA4GA1UdDwEB/wQEAwIBhjASBgNVHRMB
Af8ECDAGAQH/AgEAMBMGA1UdJQQMMAoGCCsGAQUFBwMBMBMGA1UdIAQMMAowCAYG
Z4EMAQICMFQGA1UdHwRNMEswSaBHoEWGQ2h0dHA6Ly9jcmwuc2VjdGlnby5jb20v
U2VjdGlnb1B1YmxpY1NlcnZlckF1dGhlbnRpY2F0aW9uUm9vdFI0Ni5jcmwwgYQG
CCsGAQUFBwEBBHgwdjBPBggrBgEFBQcwAoZDaHR0cDovL2NydC5zZWN0aWdvLmNv
bS9TZWN0aWdvUHVibGljU2VydmVyQXV0aGVudGljYXRpb25Sb290UjQ2LnA3YzAj
BggrBgEFBQcwAYYXaHR0cDovL29jc3Auc2VjdGlnby5jb20wDQYJKoZIhvcNAQEM
BQADggIBADoIPZD+zZzMmsZaUIc4WiV5NwHbB5nnmvSaDas20GSsyRiSnQVUwCT6
RzJJhPGJnoIHL7uYyjZDnYrB4MOL/1c0g+7BFmDY+0/csUwdHlouTOrj17T3nyrR
JjEg3/bY16ojl91ji4g4XbvB7L2tKkK2kF+dcIECRbcw+vE2gLSv7wcl78+m0jjb
3nw8Z+bs/R/W7C8kn+6bfgRrI2NGhd2wnJ579xMLUoodj/L2sXokw0/jiDrWgGAd
MijIVvVFSTaI08/8LReuluxbFCvftNBwiBVZm7UMV3hwZ97dqW+Tq4+Lh9GrbnO/
tMMSVSib+KKRMDYh5HGfjmmW9UTmaTL23oP7XPNuuOwqy0Z4RGqMWd8JYvNe0XFw
7rs73SJJN3zccKZvznDSaCzJBCjT3i3JrbbSW1cZKn0RFHhkFZmtP63HiXAo+G0n
Z7C/INTWdQcy9tJ/tYfC/ZVjap7R2C8s7XO2PR3oBvATgaRFIPF7q7+kyN0qmwfl
7Kt0O+dFw88fvjKfMIMQtnNqY7bWpGWg0XstM1L4kwi1FFNElCjFJR3rN5kpf5n1
7LqhsLc296cnFIwf/Yu9FaPkOJiGga6FewBTGqcWj8lL2KgHn95hdky0FzgIKRYw
loK8Ee0Y9wee43mVaHEdRD11fUQZYXsnXIFFtVXsIFH43LTiYfgN
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust RSA Certification Authority
Valid from
2021-03-22T00:00:00+00:00
Expires
2038-01-18T23:59:59+00:00
Days remaining
4111
Serial (hex)
D27FBBC1DE359E5216AD6149586099C4
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

92:F3:51:BF:3D:54:16:4D:FA:8D:D8:F9:E1:13:9D:31:50:34:97:86:48:5D:2B:9E:EC:D0:0E:29:71:C1:E6:C5
Certificate extensions & PEM
authorityKeyIdentifier
53:79:BF:5A:AA:2B:4A:CF:54:80:E1:D8:9B:C0:9D:F2:B2:03:66:CB
subjectKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/USERTrustRSACertificationAuthority.crl
authorityInfoAccess
OCSP - URI:http://ocsp.usertrust.com
-----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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