28951.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:4a:e0:16:07:b2:a5:02:80:46:30:d5:8b:ee:f4:da:5b:7a was issued on by Let's Encrypt.
This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=28951.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:4a:e0:16:07:b2:a5:02:80:46:30:d5:8b:ee:f4:da:5b:7aSerial Number (int): 286815614405147443361230306899866936826746
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 3e:70:31:01:f5:bd:e5:78:f8:d7:43:13:2f:75:c2:0c:a1:c5:f3:d9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 76:d9:8e:d6:cf:07:fa:f1:ae:74:59:95:0c:e8:28:1e:16:3c:54:65
Fingerprint (sha256): 37:91:77:10:88:da:0b:47:7e:68:c2:13:a5:40:0a:b5:16:19:c3:4e:a8:82:84:ca:db:b1:6a:a4:f3:df:1c:78
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate 28951.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 28951.com
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
28951.com
Other certificates including the domain name 28951.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for 28951.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSTCCBTGgAwIBAgISA0rgFgeypQKARjDVi+702lt6MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMjQwMjE1MDJaFw0y MDAxMjIwMjE1MDJaMBQxEjAQBgNVBAMTCTI4OTUxLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBALAKDU2gFFhH4ZV0gW4vj2q0g93yn700xfBjwerF cfHngPI9cDntw+3cdfIqlIT3RfQaY4LChu1XAGPXR/FcH+nMls+6tADQYvUI5wN6 s1tnx/jHL010QJkG2UycGWNgFHvmi0BUkjaZBksfhVys+lKh96/0IjOMaK0mcjvh wPc1JPBpvVRdBs8KtBy5o9t/bZXybebCxgp5Z3m5UTTfyoX5k55+i3EtH0U8u0nY si3FhIhDBlRhHHMhdCkUrhIflIIVZR85NgmGMraC32gGts2zTWLavnEmhKyH0j0/ ZSEbX9pigkPfVdKpT0J0xvgGrZH9SkBNz7wtofkR21rXg3LBQIdFCXKoS5ABX5/z /1KzkUfwnMrwz0uI0MGp/EPiRsSa45rL2UNo6t83Inj+lLmPM51nAaxkF5N8f6g+ wpyeww6H2nTAPRXB6wc5vnIcr8Sr5L0Ih89XinPKGAv0I4Gf9JMEJIG0ET9w1+qu ob8+79vhSx9RcVxL3ryr06BeC0s9WomIZdljau7ztZ2GhE1Ehgn+33lKQmeda801 hemMhJdgw6jfsczZd2UoWlXZRQ6BiwewEbfR03BLJp+Xt/W0b+s4FLF4r0cwfQ1M AiB5D4hPSZkJ6NZtUa2ReMXGAWyq6M5/VYDXNyg9pfiyv2majVsOzsNylUCiGoR6 HaThAgMBAAGjggJdMIICWTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFD5wMQH1veV4 +NdDEy91wgyhxfPZMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJMjg5NTEuY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHUA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFt+8KrogAABAMARjBEAiAj 2qwgpkq80aW4QWyi7/zLqAwVCLjtNmzn6CTG0/LijwIgTknCzyTf4yt/iuMpT5Iz 1NilK3pouewa8mrHLPU0U/IAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt 74uQXgAAAW37wqucAAAEAwBHMEUCIQDwDIgswHzDP1+l/P/Un/rPnqN3VIiucXFR 8y3+b8eQQAIgXzA0pDBurCMX6qCJZt6VrMgh0P0zPVt2kPRTZBS6cBswDQYJKoZI hvcNAQELBQADggEBACb1M6VsE5bnFfe7IJ1zNDCtMR6h48+N3M56aZmnnKyM2Z0I rUiqUEoKYTB8i5gYfKB9oXRMWJYGEm8Dnv/Hwzpa7Qg3KMO4H9goXeIDgQwiVXDg SHPqpPUcmzuykFJOpqQUJSOpWEoV1BMwx8XD5GpnJJCN7mP2CmTo28PCm/8HuxDn XOEpRwTw1mPVudCO4/TAVe5wHU2OjKO2S76yweWQQL0Bw/mq/SC/qLZhgcz8MGh7 pclx0Wh12zQ1PitHDpW+BHq9PFiYfHySoPjgbV/+pgw6AbTGkKEZJ8lbphWgqzqD OQSjv+4fJcBn0800xRoCw52wpoHYD8ZBYo3q2zk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAsAoNTaAUWEfhlXSBbi+P arSD3fKfvTTF8GPB6sVx8eeA8j1wOe3D7dx18iqUhPdF9BpjgsKG7VcAY9dH8Vwf 6cyWz7q0ANBi9QjnA3qzW2fH+McvTXRAmQbZTJwZY2AUe+aLQFSSNpkGSx+FXKz6 UqH3r/QiM4xorSZyO+HA9zUk8Gm9VF0Gzwq0HLmj239tlfJt5sLGCnlneblRNN/K hfmTnn6LcS0fRTy7SdiyLcWEiEMGVGEccyF0KRSuEh+UghVlHzk2CYYytoLfaAa2 zbNNYtq+cSaErIfSPT9lIRtf2mKCQ99V0qlPQnTG+Aatkf1KQE3PvC2h+RHbWteD csFAh0UJcqhLkAFfn/P/UrORR/CcyvDPS4jQwan8Q+JGxJrjmsvZQ2jq3zcieP6U uY8znWcBrGQXk3x/qD7CnJ7DDofadMA9FcHrBzm+chyvxKvkvQiHz1eKc8oYC/Qj gZ/0kwQkgbQRP3DX6q6hvz7v2+FLH1FxXEvevKvToF4LSz1aiYhl2WNq7vO1nYaE TUSGCf7feUpCZ51rzTWF6YyEl2DDqN+xzNl3ZShaVdlFDoGLB7ARt9HTcEsmn5e3 9bRv6zgUsXivRzB9DUwCIHkPiE9JmQno1m1RrZF4xcYBbKrozn9VgNc3KD2l+LK/ aZqNWw7Ow3KVQKIahHodpOECAwEAAQ== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 286815614405147443361230306899866936826746 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-24 02:15:02 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-22 02:15:02 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '28951.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 718177545199332781333619824536068602652177429272953002740299140214423683237072502927954281204534064550511629806115643928124054250107389172535337419483835621509706141142743037888232539691180625135051416660217486883689779623224384006717582804587609537634926579963267982022841006528531525306013800507541037563243077106359947723722337493526895784589503044884165152744194156935123182114321129618278824787062219091461968367831959411249145353957307979638282757299928743417551198437252901235902299012547921936242368331705138621510741754190478573747933457441876304425140952548422782187226489199060447429723938871397399085817039811321494058763499440862885977441799035969678930182592815895966096449828601748925155868519949889265328885239935707449667093319072644781119596965866242970270347014899285463701101954159995253560726320309258715559859803089614660825564868123007074526281401971060697331967720120242385916212419000600670493052716063257980574397445995512571973662363327680424168473128112227596301176015246979522341843016667883852909596474426784100033370715476723303334630844586653858029270851829747545188022937455615887018218050348619138664830058801908021273050261467183650613957837503837424811507890533746872076542683005849481083782800609 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 3e703101f5bde578f8d743132f75c20ca1c5f3d9 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '28951.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dfbc2aba20000040300463044022023daac20a64abcd1a5b8416ca2effccba80c1508b8ed366ce7e824c6d3f2e28f02204e49c2cf24dfe32b7f8ae3294f9233d4d8a52b7a68b9ec1af26ac72cf53453f2007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dfbc2ab9c0000040300473045022100f00c882cc07cc33f5fa5fcffd49ffacf9ea3775488ae717151f32dfe6fc7904002205f3034a4306eac2317eaa08966de95acc821d0fd333d5b7690f4536414ba701b . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 0026f533a56c1396e715f7bb209d733430ad311ea1e3cf8ddcce7a6999a79cac8cd99d08ad48aa504a0a61307c8b98187ca07da1744c589606126f039effc7c33a5aed083728c3b81fd8285de203810c225570e04873eaa4f51c9b3bb290524ea6a4142523a9584a15d41330c7c5c3e46a6724908dee63f60a64e8dbc3c29bff07bb10e75ce1294704f0d663d5b9d08ee3f4c055ee701d4d8e8ca3b64bbeb2c1e59040bd01c3f9aafd20bfa8b66181ccfc30687ba5c971d16875db34353e2b470e95be047abd3c58987c7c92a0f8e06d5ffea60c3a01b4c690a11927c95ba615a0ab3a833904a3bfee1f25c067d3cd34c51a02c39db0a681d80fc641628deadb39