www.optiassist.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:d6:75:b2:60:48:1e:41:8f:bc:fb:b5:40:eb:3d:3a:36:23 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=www.optiassist.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:d6:75:b2:60:48:1e:41:8f:bc:fb:b5:40:eb:3d:3a:36:23Serial Number (int): 334313730173534338938326329071695226877475
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 91:37:74:87:9e:b5:0c:39:97:eb:f3:bb:e4:b2:a7:db:b8:cc:44:c8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 02:85:ba:40:1f:8e:16:99:8d:5c:21:d9:27:52:39:1f:53:3e:af:9b
Fingerprint (sha256): 7f:14:0a:d5:fc:f7:95:2f:e9:8f:73:80:31:60:19:17:4c:fe:05:77:b9:0c:01:f9:c5:55:6f:3f:4a:01:ad:7b
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.optiassist.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.optiassist.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
www.optiassist.com
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militarysport.com
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cafedowntown.com
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betolost.com
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Certificate
The complete raw certificate details for www.optiassist.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXTCCBUWgAwIBAgISA9Z1smBIHkGPvPu1QOs9OjYjMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTYxMjI4NTNaFw0y MDAzMTUxMjI4NTNaMB0xGzAZBgNVBAMTEnd3dy5vcHRpYXNzaXN0LmNvbTCCAiIw DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAKzu9hg2CPTLiboEUHdMjMlImKXA WzkyB0a09u6rwrGGh3x/yU3fng+mSCxBi+fU6MN7k8+FCa1cpqPI0Dgtf/3a2h9t jGOJfbCHfdLBjK19zFGBqZXKeAYqL5ipLatKLHfZJnSq9ZoNh8UFcm5vadxmroA9 FBTzSuR6FqFmfLJQ2W4FQzgi9kF5ohe/DCNvpu0qaQQWvYUonVjg9KKc2TUmv9Cv RBUIvo3NHNP3X0uE8Ij1C3h/q78fV2VurWR+JO6MaEbES1KbXvMt9lWiaEk+LRq8 YRh6TyaCHGYsr95J1U5Mdru4PnpbZFGAZHiSkNECc7iG7o8xxzEW33VbKmVt741b eXrjsRZY8MLwM88vpqMtaCcM4rjCqZPlwZ7qPRYSfm6cYOLjUUD6FJhHRCwGzRs0 ddsoCyhPDgQtvR9iOQ9DGaDgymun+cZ/WOrBmrIA1fxF3nzFDWwZ/rYMPYd/oMQq M0rAHMqofdfhGikhrMoxjT/03sc38QQWTWdF/pLc2BUAdMXsxdTx2E/hIZ5t4Xlb U3TKikV3IsBmb00qVWL3o1Cl1+wXTz5AXboqc94X/mMOBPqCtZ9Vup46l2Hi/soW 9xYQuZ+gN6Ot+Z8nHvo/wVAUOIcfixf9BKHmkIstrA29H3HTVxGAiu2nmpspGdpr SgDcukyyZOcxeASnAgMBAAGjggJoMIICZDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FJE3dIeetQw5l+vzu+Syp9u4zETIMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZF Ze/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3Au aW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu aW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wHQYDVR0RBBYwFIISd3d3Lm9wdGlhc3Np c3QuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHW eQIEAgSB9gSB8wDxAHYA8JWkWfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMA AAFvDuW5xQAABAMARzBFAiAXskb23h2oJQCfPnC3ot4qH8RrEJRhPIPlcmZ57RtT DwIhALQyYlg3liPqIMAF4AekkoUkn/IEdhbI5HrQd50ID/ATAHcAsh4FzIuizYog Todm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFvDuW5vAAABAMASDBGAiEAm23Etb95 mMXeFdADc+k2b0SNqz5d9aWoNkGjnupiK4wCIQCPwX6YwEAKwtvMcMvGTL//catX bX+PKUMHiWKNnnT08zANBgkqhkiG9w0BAQsFAAOCAQEAB9GYQjNAPxSFjE+FisFs lHss6m9xfTYH6zijqoypX1EJUzQLQMx6jp3PZp+pUojKt4Q9AUfFuW4HNOeoqk5K qGukB3Qc4AMJhkGmPq7SrCNKsL4X3kW+oJnJQT4r/KPQTZJIn8sG3d8ep4hByICF VqqpdRw2v/r7d6WC4uS61bn2oSf+gwpT7aw8pqVDSNG8vx85A7LPqj8hm7t6p9bo iiB9c4bQoYhBGf1d5aYfcA+3n58K9A6ALw7xcNBq/unBoTKkKOtQhXZ4cElWxbEI nP0QjuGf34ASR817PZNMoeZ+GEWyan7VGjx+TiHtHU1NyHtjfXLes3TwmRt2OOs2 lw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEArO72GDYI9MuJugRQd0yM yUiYpcBbOTIHRrT27qvCsYaHfH/JTd+eD6ZILEGL59Tow3uTz4UJrVymo8jQOC1/ /draH22MY4l9sId90sGMrX3MUYGplcp4BiovmKktq0osd9kmdKr1mg2HxQVybm9p 3GaugD0UFPNK5HoWoWZ8slDZbgVDOCL2QXmiF78MI2+m7SppBBa9hSidWOD0opzZ NSa/0K9EFQi+jc0c0/dfS4TwiPULeH+rvx9XZW6tZH4k7oxoRsRLUpte8y32VaJo ST4tGrxhGHpPJoIcZiyv3knVTkx2u7g+eltkUYBkeJKQ0QJzuIbujzHHMRbfdVsq ZW3vjVt5euOxFljwwvAzzy+moy1oJwziuMKpk+XBnuo9FhJ+bpxg4uNRQPoUmEdE LAbNGzR12ygLKE8OBC29H2I5D0MZoODKa6f5xn9Y6sGasgDV/EXefMUNbBn+tgw9 h3+gxCozSsAcyqh91+EaKSGsyjGNP/TexzfxBBZNZ0X+ktzYFQB0xezF1PHYT+Eh nm3heVtTdMqKRXciwGZvTSpVYvejUKXX7BdPPkBduipz3hf+Yw4E+oK1n1W6njqX YeL+yhb3FhC5n6A3o635nyce+j/BUBQ4hx+LF/0EoeaQiy2sDb0fcdNXEYCK7aea mykZ2mtKANy6TLJk5zF4BKcCAwEAAQ== -----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 334313730173534338938326329071695226877475 . . . . . . . . [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 2019-12-16 12:28:53 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 12:28:53 +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 'www.optiassist.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 705506893286610821153861765546788845576828896612794138603381358598667726294916093906252770461742469156706996607471830955233456433037644695832482087848397161064396304614947101381652141044524326330326680473488521532046995280306622119888876666376011494735381150010174647201511844860350926865070491751804600942094393341552029194106461978875541845619350116245811961884947818999828636843279774647435701925199379931479034881305823194067762408101940112643381078853166111732707616105813715126895115410494294419309728029456119549795405047822573198121718952770101432531650094575088425376729458595192910973163830665668397006258686303757971791229637663847328900773058439494297950894967215843974484654616749923931218780958138205740920039881890928111310333519799705327233469596740060010414848534616698933812951089550799195191154948101472066598721757438155392865672293319588659285391839246783222163422721393682640620903798756130259238156385764698710147378779146857194655672973103090252752071387100450579658620763046453982745716258275439241352933927605238467967160638696261788772553461751561983277573907665779920200914017680836359117268129120822371817988775485273038204900067087183551128040821141772766012842066930903762446866606091938325449550595239 . . . . . . . . . . . . . . . . . . . . [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) 913774879eb50c3997ebf3bbe4b2a7dbb8cc44c8 . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.optiassist.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f0ee5b9c50000040300473045022017b246f6de1da825009f3e70b7a2de2a1fc46b1094613c83e5726679ed1b530f022100b4326258379623ea20c005e007a49285249ff2047616c8e47ad0779d080ff013007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0ee5b9bc00000403004830460221009b6dc4b5bf7998c5de15d00373e9366f448dab3e5df5a5a83641a39eea622b8c0221008fc17e98c0400ac2dbcc70cbc64cbfff71ab576d7f8f29430789628d9e74f4f3 . . . . [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) 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