computernetworkings.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:1c:a2:7d:64:8f:f1:a6:aa:98:ba:e5:cb:45:a7:ac:03:c2 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): 03:1c:a2:7d:64:8f:f1:a6:aa:98:ba:e5:cb:45:a7:ac:03:c2Serial Number (int): 271080750081136865121089688012905937372098
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 0b:d1:e4:9e:9f:da:df:3f:79:fd:96:be:8f:59:53:4a:5d:ee:03:08
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 6f:c2:7b:00:6d:15:93:48:3f:54:43:32:99:7c:05:0c:d1:68:57:22
Fingerprint (sha256): 99:fd:15:a3:91:b9:0d:98:37:74:3a:22:d6:05:75:04:de:fd:53:37:4d:c0:dd:5c:4a:b0:42:51:3b:2a:30:50
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----- MIIGZTCCBU2gAwIBAgISAxyifWSP8aaqmLrly0WnrAPCMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMjQyMDQxMDRaFw0y MDA0MjMyMDQxMDRaMCIxIDAeBgNVBAMTF2NvbXB1dGVybmV0d29ya2luZ3MuY29t MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6Nm26B0KizIV18Qr2Sa2 XNQou2FG9y0IGeRfQUikGxAEZ1itHhG5qG47jvmmbZVMQsTcvyzzfGt/mj3+xhMj Ie1OLHgpLuxNT16Rk+FWvlJlAZXYV/zK2Bc5oENaQ1fIzAnpD8mm4ta66ueBYD6C z6xBkzuJ1nnH4TR3ydunQjQMSrCCzu7yt+It/1qb5TMmSgoxKtcrUllCIpMwiKhF 8sJ9Vm1XlZu5iz8Zeuxs151MT+2g95+wD+2v7Sxtd7bd3u9t2glORbtSAoIXwTgQ SN2IAvLiluyPYhcct+jw8zH799JP5z/ccrUo5mR6thUSkor63P846ek3Al2baKcT A3P7qvxiYc7gAmjIMv90MQBdEXf6HM37+CqB+XdFJuujCZStRZGVnvPtGZYntBrW qwQZYQOmDwrPEEH4HUojDB4zYYv6eLzF+pnH5aPfdl0mjAjRpQOjcX0hXB714M4G r13y8RrNRlBJi3ceP9WYhmlfN4sMfN6DNTborG7PWzIUdkOMxeGTeYI4eeb25aed R46/N5YAo7DpksBP4R87nitheFI9PPmBbXxGNb8rMpAptLShWeZgE85fDW0kILcE dVwyFtioH4yG6t3FyQ07Mcl0kONSTWkNcqCmBc9EA9P4wgVV2yQrhJeaYlxJa1V7 PfMjWCfBPt/ArBQF9/mqvokCAwEAAaOCAmswggJnMA4GA1UdDwEB/wQEAwIFoDAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNV HQ4EFgQUC9Hknp/a3z95/Za+j1lTSl3uAwgwHwYDVR0jBBgwFoAUqEpqYwR93brm 0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8v b2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8v Y2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAiBgNVHREEGzAZghdjb21wdXRl cm5ldHdvcmtpbmdzLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLf EwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCC AQMGCisGAQQB1nkCBAIEgfQEgfEA7wB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw 57JJUy3vi5BeAAABb9mAVnEAAAQDAEcwRQIhAN5fhMLrflizvS/j3Y6pIwgIGTtX hxg5+lZs91zpzqwKAiA/TUwLnWq1n6P1noSa+pCC2QROUD3PF+mGLXvd9zswUAB1 AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAABb9mAVxAAAAQDAEYw RAIgCKojliS1qfIXZC784q1NRZPll6tLGniMxQ0RDtWmkcUCIHnzlI+5/nXEdBmn /3CIAtl6jNL42l81wlFTRLiAVwe0MA0GCSqGSIb3DQEBCwUAA4IBAQBYccpNM6ki l247q1hJUVHS08w1wdq29Xk9hU9JLqYK+RL9hmn8L7S3r/Iz0yxNrwx0F2pnfena VejmE4Ww3GItdo2i47tDus/+iDhLPW0z/0mOyA9qvkqWg2brxLgS1cVii2Up5nDS gcixDgcaZevhf2E30MWp+o+J8XcbEcT1l77Ujc718v7g2qpxafxemhqnwwgJJWKH +sp9k2Xb++jMR2QoQpuW2bFK6dyelC0Rxbcg+Y4inP7rLRkI0zsKf8RFQTW2LVrW 0wx3D6b4juCSPO5Fhf9FvRvdN83eEDtgrJXkYy4TlPg08+0aBykyRRkxc7xKyAm8 B7Zx/uuOFDxK -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA6Nm26B0KizIV18Qr2Sa2 XNQou2FG9y0IGeRfQUikGxAEZ1itHhG5qG47jvmmbZVMQsTcvyzzfGt/mj3+xhMj Ie1OLHgpLuxNT16Rk+FWvlJlAZXYV/zK2Bc5oENaQ1fIzAnpD8mm4ta66ueBYD6C z6xBkzuJ1nnH4TR3ydunQjQMSrCCzu7yt+It/1qb5TMmSgoxKtcrUllCIpMwiKhF 8sJ9Vm1XlZu5iz8Zeuxs151MT+2g95+wD+2v7Sxtd7bd3u9t2glORbtSAoIXwTgQ SN2IAvLiluyPYhcct+jw8zH799JP5z/ccrUo5mR6thUSkor63P846ek3Al2baKcT A3P7qvxiYc7gAmjIMv90MQBdEXf6HM37+CqB+XdFJuujCZStRZGVnvPtGZYntBrW qwQZYQOmDwrPEEH4HUojDB4zYYv6eLzF+pnH5aPfdl0mjAjRpQOjcX0hXB714M4G r13y8RrNRlBJi3ceP9WYhmlfN4sMfN6DNTborG7PWzIUdkOMxeGTeYI4eeb25aed R46/N5YAo7DpksBP4R87nitheFI9PPmBbXxGNb8rMpAptLShWeZgE85fDW0kILcE dVwyFtioH4yG6t3FyQ07Mcl0kONSTWkNcqCmBc9EA9P4wgVV2yQrhJeaYlxJa1V7 PfMjWCfBPt/ArBQF9/mqvokCAwEAAQ== -----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 271080750081136865121089688012905937372098 . . . . . . . . [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 2020-01-24 20:41:04 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-23 20:41:04 +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 949946945592685705147743944072540004490791513509716852366776110073445247672975031227987580413361831848464447245525649810877717370389171960787369630094602777150479263226374359830480993347765588836874408386198492171592511550639143753675756253660994928835964845207137888098157418193371563876371721129735121301011739959343612613384630786969930904699964848672183284999837633672710597101217265138866028426292512137019512253930931514304108976400127072563542357607433838856914963985641758752025084620814824369052600953073580530751956661996731493354463186795488010310007915501474219897374171665027468871997652318402775162905673718007390698351886395564747264651414191258071548733533534322164772753760195977602714435771345040816798916531186056179924053663623657984716413409455099541746357436273620635575677575569110641913502004453671048132282597143834511668620564410304986042809837080143907836452772260401495046506920773829329025095791335072022158438486296150201151409917689036500720919448370712967036712123544553564467038125288500627603744742536218266966691995899232694375195431573886163324831692008971938111172341423126342241117998650151680150938503195093252995573363600541066233097052199766340742741674429320407456110357868520362091853037193 . . . . . . . . . . . . . . . . . . . . [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) 0bd1e49e9fdadf3f79fd96be8f59534a5dee0308 . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fd98056710000040300473045022100de5f84c2eb7e58b3bd2fe3dd8ea9230808193b57871839fa566cf75ce9ceac0a02203f4d4c0b9d6ab59fa3f59e849afa9082d9044e503dcf17e9862d7bddf73b30500075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fd98057100000040300463044022008aa239624b5a9f217642efce2ad4d4593e597ab4b1a788cc50d110ed5a691c5022079f3948fb9fe75c47419a7ff708802d97a8cd2f8da5f35c2515344b8805707b4 . . . . [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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