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

TLSv1.2

spectrum.net · 34.237.18.226:443

Verified

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

Subject
CN=spectrum.net
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-06-17T00:00:00+00:00
Expires
2026-12-31T23:59:59+00:00
Days remaining
100
Serial (hex)
025AAB69EA110EB78FA3E217DC897A51
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:spectrum.net, DNS:*.spectrum.net, DNS:*.aws.spectrum.net, DNS:*.charter.net, DNS:*.aws.charter.net, DNS:charter.net

SHA-256 fingerprint

DA:B5:04:08:BF:1E:04:0E:D7:59:F5:C1:AB:CD:4D:41:B1:B6:6E:95:AB:75:EE:29:50:22:2F:DF:C9:13:33:5B
Certificate extensions & PEM
authorityKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
subjectKeyIdentifier
A8:D3:C1:5A:B9:57:E8:60:7A:3E:58:74:3B:0B:DF:7E:84:C6:99:8E
subjectAltName
DNS:spectrum.net, DNS:*.spectrum.net, DNS:*.aws.spectrum.net, DNS:*.charter.net, DNS:*.aws.charter.net, DNS:charter.net
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m04.amazontrust.com/r2m04.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m04.amazontrust.com CA Issuers - URI:http://crt.r2m04.amazontrust.com/r2m04.cer
basicConstraints
CA:FALSE
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 : Jun 17 02:08:00.883 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E5:7A:54:F4:86:7D:E5:C0:43:D3:2D: E4:49:51:83:15:BD:3D:1E:D0:D2:CB:19:F7:49:8A:8F: FC:1C:87:25:C8:02:21:00:DE:53:BC:23:34:C5:D3:3B: F9:BC:2A:C6:15:6C:F9:FA:50:43:12:3E:62:A6:9E:97: 5D:5B:C4:24:9A:1B:4A:0D Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jun 17 02:08:00.864 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:82:30:FB:8B:6B:3A:A1:84:09:7A:FF: 72:77:04:8B:2B:3D:72:62:CE:BF:64:BF:B9:75:88:C7: E7:94:E6:96:29:02:20:11:EA:D6:29:A6:B0:A6:15:0E: 8B:4B:B7:E4:98:13:BA:55:E4:4B:2E:8B:66:F3:C0:75: B4:85:70:36:41:80:B2 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Jun 17 02:08:00.906 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:18:C0:17:38:41:59:64:F2:9D:AF:96:5F: B1:EF:FF:FA:D7:D3:CA:C7:23:41:9F:E5:C0:CE:5D:D1: 58:CA:F2:19:02:21:00:97:AC:2F:87:50:18:42:80:2A: 57:C2:0A:73:92:EF:16:97:35:BC:A8:F8:77:EB:13:2E: DF:EE:98:63:13:F5:36
-----BEGIN CERTIFICATE-----
MIIGDjCCBPagAwIBAgIQAlqraeoRDrePo+IX3Il6UTANBgkqhkiG9w0BAQsFADA8
MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRwwGgYDVQQDExNBbWF6b24g
UlNBIDIwNDggTTA0MB4XDTI2MDYxNzAwMDAwMFoXDTI2MTIzMTIzNTk1OVowFzEV
MBMGA1UEAxMMc3BlY3RydW0ubmV0MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB
CgKCAQEAo6i/rvALAR/SKy49+N5JqtnG1bnUp7b55SO96P0x7+CMkBwqVsw03n0G
vaSLP2fyLKckcw58N5SjECEyWq/OtgTygBJuu8JCCOxslx2l0JshQ8wE1WQzJqOL
DjwZHLOepo8YtgJrG5R0wpJR6ZyEYY9goqR+eT+ZthVK1UQDbOquIT09m6nlpdch
5NKbAlBhBb6+Y7hZde+MBxCurJJiIMNy1Yt5jR5/Jp4XmznLUf4XtgCjVzs43Tfj
BXAZq3p6qFPGrcQ5GxOqhb82Pw2TAI9+BtePfrO3ZZYRwPnwab8NB6w+UFFZMfSw
HgBcE1BHEKsNWlQQMY9ijeTael867QIDAQABo4IDLzCCAyswHwYDVR0jBBgwFoAU
H1KSYVaCVH+BZtgdPQqqMlyH3QgwHQYDVR0OBBYEFKjTwVq5V+hgej5YdDsL336E
xpmOMGoGA1UdEQRjMGGCDHNwZWN0cnVtLm5ldIIOKi5zcGVjdHJ1bS5uZXSCEiou
YXdzLnNwZWN0cnVtLm5ldIINKi5jaGFydGVyLm5ldIIRKi5hd3MuY2hhcnRlci5u
ZXSCC2NoYXJ0ZXIubmV0MBMGA1UdIAQMMAowCAYGZ4EMAQIBMA4GA1UdDwEB/wQE
AwIFoDATBgNVHSUEDDAKBggrBgEFBQcDATA7BgNVHR8ENDAyMDCgLqAshipodHRw
Oi8vY3JsLnIybTA0LmFtYXpvbnRydXN0LmNvbS9yMm0wNC5jcmwwdQYIKwYBBQUH
AQEEaTBnMC0GCCsGAQUFBzABhiFodHRwOi8vb2NzcC5yMm0wNC5hbWF6b250cnVz
dC5jb20wNgYIKwYBBQUHMAKGKmh0dHA6Ly9jcnQucjJtMDQuYW1hem9udHJ1c3Qu
Y29tL3IybTA0LmNlcjAMBgNVHRMBAf8EAjAAMIIBfwYKKwYBBAHWeQIEAgSCAW8E
ggFrAWkAdwDCMX5XRRmjRe5/ON6ykEHrx8IhWiK/f9W1rXaa2Q5SzQAAAZ7TVd9z
AAAEAwBIMEYCIQDlelT0hn3lwEPTLeRJUYMVvT0e0NLLGfdJio/8HIclyAIhAN5T
vCM0xdM7+bwqxhVs+fpQQxI+Yqael11bxCSaG0oNAHYA1219ENGn9XfCx+lf1wC/
+YLJM1pl4dCzAXMXwMjFaXcAAAGe01XfYAAABAMARzBFAiEAgjD7i2s6oYQJev9y
dwSLKz1yYs6/ZL+5dYjH55TmlikCIBHq1immsKYVDotLt+SYE7pV5Esui2bzwHW0
hXA2QYCyAHYAlE5Dh/rswe+B8xkkJqgYZQHH0184AgE/cmd9VTcuGdgAAAGe01Xf
igAABAMARzBFAiAYwBc4QVlk8p2vll+x7//619PKxyNBn+XAzl3RWMryGQIhAJes
L4dQGEKAKlfCCnOS7xaXNbyo+HfrEy7f7phjE/U2MA0GCSqGSIb3DQEBCwUAA4IB
AQBkDswbnm4Ytl1isQc3iwTHjcaob8n5Dp91NsO+SXyRjWZ9fHaf1W1+t3aTzLC5
+GYWo2KdLnBp6HqDpJZX396VrNm2UJrqZ7665wXIk38WRVSXcLdLiMwpx/SQTK1S
+T6TL0Hjo1qYwS50un9JrnSf/3M9iC7+eV/iSuo4/CQl7casoitUrEURCEmz3DoK
xpX2hBkVFa0+Uz+RhYY/GOczsJhM9qhtusS0D2itbkKjLFno5CelDsKHGpUTcpPq
yn6v/XQj4NgonMDd2P20cyNLzxSlTMt+7uYdHau9J4DubAwtJXJUU+iCx2fhv2JP
C0m+R77nD0SqD2t0PH8qRyif
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-22T15:13:19+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M04
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:26:35+00:00
Expires
2030-08-23T22:26:35+00:00
Days remaining
1431
Serial (hex)
0773124F2A952E3ED18A58BDB85D1BC0CE5F27
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:8B:DF:6E:23:AC:97:1E:B4:E6:26:B2:79:DD:6A:26:F0:57:51:0F:1D:E3:94:29:3A:5E:EA:28:60:DE:01:9B
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
authorityKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityInfoAccess
OCSP - URI:http://ocsp.rootca1.amazontrust.com CA Issuers - URI:http://crt.rootca1.amazontrust.com/rootca1.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca1.amazontrust.com/rootca1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4117
Serial (hex)
067F944A2A27CDF3FAC2AE2B01F908EEB9C4C6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

87:DC:D4:DC:74:64:0A:32:2C:D2:05:55:25:06:D1:BE:64:F1:25:96:25:80:96:54:49:86:B4:85:0B:C7:27:06
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----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

Registration / WHOIS →DNS records →