computernetworkings.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a9:cc:a7:75:67:ee:c6:fb:8f:83:54:36:68:45:f3:d2:71 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=computernetworkings.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a9:cc:a7:75:67:ee:c6:fb:8f:83:54:36:68:45:f3:d2:71Serial Number (int): 319116609810911160773294113445007406125681
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 65:43:ab:f8:d0:06:f8:53:e0:54:e5:ea:96:18:eb:1f:cb:eb:13:5b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): e4:b0:cf:d8:55:a6:7c:26:68:96:d8:cc:a9:4f:83:3b:54:01:3a:cc
Fingerprint (sha256): c8:ad:2f:c0:51:42:ab:a5:1d:b2:5b:3a:43:9e:af:d7:c8:b3:50:37:cb:48:e9:c4:03:8d:96:13:74:e1:29:e5
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate computernetworkings.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for computernetworkings.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
computernetworkings.com
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Certificate
The complete raw certificate details for computernetworkings.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGZjCCBU6gAwIBAgISA6nMp3Vn7sb7j4NUNmhF89JxMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjQxMDI1MjVaFw0x OTEyMjMxMDI1MjVaMCIxIDAeBgNVBAMTF2NvbXB1dGVybmV0d29ya2luZ3MuY29t MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAu5CSFqUcllGNWPXvnci3 Di6NQnO+GXHjog2WSAsbxIjwMfnMefBwpdsywNNmOPoYaRfmDimvtTm5U68zCIeB ZNP8if/kcbyf22fEb+GXkO7bPNN9HK2y1FEDTlQSisUrCVgV1WMQO6Mu8Ym7qcoN 51tsozpjU8H4xfxoDBUujTaNIZqa5ho/aKCq2vQXFEn337pmEhChr5GENRmG+Nvy dw/jVxFtrD+nZ9mu+PpNtXzah5lvo+6jgdvNitEmweIZ0eN4snygn2rsuM8XcOXs vnXqfefkpe9mrrJfrrWyzEikFQsBZbHkQ6dz5VIi5WCNcIXmPKGbi9lr+hoSVVH3 6tpl7IiDbuYZqp/56dXsqr8id1IracjwDOmeLcgqmlTaw6WyDYRk5SGPaUAirpVv jrTlfcKeX7TE8dr/wO1s37uH7Zm/Lx3j3SR4AjhuEnN/Fqo9a5MurJEje2O1GS+K lzJRqNml6wsK+qUu8e72co5vPF6UQF7BLSeKmYOjSr5gj4noVaj10Z26+mbT22Y9 GFDSbfZmymPe3aacvjHCjBHcvEiHsVSyuWewJIpN+pwMLpBSvug7BSL0/6+zbWD5 g82OE7JBjWwV62hjq1mqnAxCbHXZJA5EsilREG4E8M3CmhK9P6A1Vx6IzkHzNnIJ 4LFWCLmftXNNL5k9jEOnDr0CAwEAAaOCAmwwggJoMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUZUOr+NAG+FPgVOXqlhjrH8vrE1swHwYDVR0jBBgwFoAUqEpqYwR93brm 0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8v b2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8v Y2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAiBgNVHREEGzAZghdjb21wdXRl cm5ldHdvcmtpbmdzLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AGPy283oO8wszwtyhCdXazOkjWF3j711 pjixx2hUS9iNAAABbWME24cAAAQDAEcwRQIhAJ6gn4flLWjNmSmpfUiqUx35zVpn GyDKcnUoSEE4E4h2AiAn7LZoGu5cE1yR057LtgtDi0MIYxXazizQrlKwhAlE7wB2 AHR+2oMxrTMQkSGcziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABbWME3ZgAAAQDAEcw RQIhAJkAcu7aFDMJjhnTzvXM+2PjmKRxPHfZzn0NPQiEYi/IAiAPjxev6YqZzIwG zDWg8UYyElq+8apUhJc4a6+7prCa/zANBgkqhkiG9w0BAQsFAAOCAQEAg/knT5Ng 20Yje4oDm9Uu+u2q/fx0nIO+QKFZSCnQaU5QHPFZ1ECS691cQzti2as+Iap9YBu1 FFDzsftz49jrZPQ14Uk2PehOM0EdUxz04EKU1t8J6lutHt/U/k7/lIKpdMyIQUga tDX/lo+Afr6GcuZq9WiVar0hWkTwulMJafvdKeMiWCDbbsmmHCM5C0SUMcEbFx7v y33F+YWcepKs3NeLSbarWZLHXko8eKzKUj84ASmfx8f9qxm+O44fuoyGJi4ws814 kSo2DXOvisY0gvKcrYM4pG07rUiISeLsBJQ+rLMWq7WcL21Tr9svaPijhoDQ3HfQ wJNUdwINYy6eGw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAu5CSFqUcllGNWPXvnci3 Di6NQnO+GXHjog2WSAsbxIjwMfnMefBwpdsywNNmOPoYaRfmDimvtTm5U68zCIeB ZNP8if/kcbyf22fEb+GXkO7bPNN9HK2y1FEDTlQSisUrCVgV1WMQO6Mu8Ym7qcoN 51tsozpjU8H4xfxoDBUujTaNIZqa5ho/aKCq2vQXFEn337pmEhChr5GENRmG+Nvy dw/jVxFtrD+nZ9mu+PpNtXzah5lvo+6jgdvNitEmweIZ0eN4snygn2rsuM8XcOXs vnXqfefkpe9mrrJfrrWyzEikFQsBZbHkQ6dz5VIi5WCNcIXmPKGbi9lr+hoSVVH3 6tpl7IiDbuYZqp/56dXsqr8id1IracjwDOmeLcgqmlTaw6WyDYRk5SGPaUAirpVv jrTlfcKeX7TE8dr/wO1s37uH7Zm/Lx3j3SR4AjhuEnN/Fqo9a5MurJEje2O1GS+K lzJRqNml6wsK+qUu8e72co5vPF6UQF7BLSeKmYOjSr5gj4noVaj10Z26+mbT22Y9 GFDSbfZmymPe3aacvjHCjBHcvEiHsVSyuWewJIpN+pwMLpBSvug7BSL0/6+zbWD5 g82OE7JBjWwV62hjq1mqnAxCbHXZJA5EsilREG4E8M3CmhK9P6A1Vx6IzkHzNnIJ 4LFWCLmftXNNL5k9jEOnDr0CAwEAAQ== -----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 319116609810911160773294113445007406125681 . . . . . . . . [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 2019-09-24 10:25:25 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-23 10:25:25 +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 'computernetworkings.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 765197334577034696736122708861040755063142989268580557425062734409764544430029086271173612913849083066165687165347895096537031328342914586559696823331170700777013290265579090224608166440347647819119050730806855094040634593158852537529685458974311477103297232407681559378623839917742957993897056781611564068609993154805585519377805671275938911933732218192736938389585578890753971613038240679333277981665218005589106806961266661670547345788437368478778486591637483672127081907744147704091282531234180336093755723182131002071792123002460095924717305663027076062271552473607047619610751035508465400202804131129207156015323679859672729342992451581775891770374327399158986434762244953304733848781078349163507350362990238353292414697779348534498559442283897616250920538349277072584050230759555975410413233754384650343879664442004231231937681243876909155352654291028491254526835885511711003619375357898081354470481449457538079281256398513938771954426471519366248015551291917040432174031925376366317614027692999865575534183991574498202870063000886369710037908459183595512153870952616991995000365239041327701690205373593143625439671388908220566816691212327188297106073381596037899119179865685980341121597393876362252028270639414761023900946109 . . . . . . . . . . . . . . . . . . . . [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) 6543abf8d006f853e054e5ea9618eb1fcbeb135b . . . . . . . . . . . . . . . . [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 (27 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'computernetworkings.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f000760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016d6304db8700000403004730450221009ea09f87e52d68cd9929a97d48aa531df9cd5a671b20ca727528484138138876022027ecb6681aee5c135c91d39ecbb60b438b43086315dace2cd0ae52b0840944ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d6304dd980000040300473045022100990072eeda1433098e19d3cef5ccfb63e398a4713c77d9ce7d0d3d0884622fc802200f8f17afe98a99cc8c06cc35a0f14632125abef1aa548497386bafbba6b09aff . . . . [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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