comiso.org
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:20:d9:93:05:93:38:44:a6:59:0b:10:4a:f8:b7:03:11:c0 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=comiso.org
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:20:d9:93:05:93:38:44:a6:59:0b:10:4a:f8:b7:03:11:c0Serial Number (int): 272515099392550304195697538523562867102144
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 1a:4a:35:b9:cd:7c:e8:d4:bf:bc:d3:7d:74:b5:af:90:c9:91:d6:ad
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 60:0a:c3:1c:d7:6c:43:00:37:a7:b0:e3:d4:20:3a:b7:77:7e:63:ef
Fingerprint (sha256): 7a:90:8f:22:12:f1:92:46:7f:f7:1f:e5:22:90:27:09:07:5d:6d:4d:04:99:b4:27:e2:13:80:6e:7c:b5:3e:7e
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate comiso.org
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for comiso.org
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
comiso.org
Other certificates including the domain name comiso.org
(limited to 100 certificates)
Certificate
The complete raw certificate details for comiso.org in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGTDCCBTSgAwIBAgISAyDZkwWTOESmWQsQSvi3AxHAMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDA0MDkxODM5MTdaFw0y MDA3MDgxODM5MTdaMBUxEzARBgNVBAMTCmNvbWlzby5vcmcwggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQCpH5j1yVCjvqc+0YBGoNnN88Wy5SGBBaZZpbZw /nqJg+7odYrAousBiaNStqNy/m4OuPucoQm/X2SxuMIbbps0Zn8HswB+drQHLvkW tuAYkplYmAVAKLWBhkGxhB2asYA7FigjJnuekcst3+qPdSxF/xQEQb5OVNW6HFAV pGvmFKNj1Y4x0CR+FGpjaf+L1gy+j067mURGBjksTic5C3qThEw4W5msjKnjpbF8 hwU9ivbY38REENt8Io/+b85OxM7Yx6/wGXulkHzvrWKwbbsEpKMI7cRyJNd8Eif6 2g2Gy1Jrd9P/x3mneDozTP/0m++q2y//4h1T4+VqV9A0PmBv8SAeHEWUl36kGeKS UCUtZv7Zhk5CiNMzKbm32KnAWbKBHFNQDTOgdsZbEeUqVVihiOFfWNFVUsmWnmrL QAP8WwaAkvBC9gZ8RgPvCsyVmA4pM+5haMJg9nSMnUh5qUmAMI89CpUXmkBrQpDN sz3isJIfvM+PiPvvwdzdDJ87ubXxIMe/kNAm7d80XBHc8F79fcdJEJN7AHIxgXIZ RVErY4TiLUpEHk4AEFaPPLd+SU7yXWvn4QFLNkWh73jUU9mFpUlkzfu1HZ7Wq0+n tZYLaR5Gvc+NENSsEMeCrv3hoBDSajSexBtKjnCfHqYLCSpz7Njvc+W6pHltVESP 1v+BZQIDAQABo4ICXzCCAlswDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQaSjW5zXzo 1L+80310ta+QyZHWrTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMBUGA1UdEQQOMAyCCmNvbWlzby5vcmcwTAYDVR0gBEUw QzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDov L2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgDw laRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAXFgdClpAAAEAwBHMEUC IQCNKYAfysEBGtg0DD185K3cKa93Y35n7Fjdk3y2bstX4AIgX3fxEW8D+Su9Cl1N TDndz/RjcR26bvJ5BZ2+7X4culkAdgCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOey SVMt74uQXgAAAXFgdClaAAAEAwBHMEUCIQCdJMvU/feff/jCgxo7RQgt8rTtMJCI TQH22fAQRGvmKQIgdPifgadUBf7WbwsT3TLkmFC1pkD0PEJjQeoJeoVsxV4wDQYJ KoZIhvcNAQELBQADggEBAFCm3lzJpl7+VU0ywnS47U5rKtealdsyZJRI68g9Pnli 7ZbZieqZeQXksVvkK6PfzRnOTtq69jA7QKolrEnzI0lWyNvybImN7i0GpWdai6ID EEzVYHJSSsl6x34yccaJXx9fl3l60bMaUdyAziKXrGiuVp9XKzZVYPp203SUQ35K Fd3I5Bk1/wRNBLenaaF50v2Qy7ASfzgu2AbRYl9Qz9Hy8dtBJ5TYJYEyaJ2MHXS0 Gjj2hizxq2JAyClJ8bBwrts+IeptZ5QurEXQLENV/Bxj8KfUpmK9KNoMJX2CEyiX 7EtePBVK/iu+Rds1K5++eaaSiUDo1xAyxJ8gCfV4OIw= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqR+Y9clQo76nPtGARqDZ zfPFsuUhgQWmWaW2cP56iYPu6HWKwKLrAYmjUrajcv5uDrj7nKEJv19ksbjCG26b NGZ/B7MAfna0By75FrbgGJKZWJgFQCi1gYZBsYQdmrGAOxYoIyZ7npHLLd/qj3Us Rf8UBEG+TlTVuhxQFaRr5hSjY9WOMdAkfhRqY2n/i9YMvo9Ou5lERgY5LE4nOQt6 k4RMOFuZrIyp46WxfIcFPYr22N/ERBDbfCKP/m/OTsTO2Mev8Bl7pZB8761isG27 BKSjCO3EciTXfBIn+toNhstSa3fT/8d5p3g6M0z/9Jvvqtsv/+IdU+PlalfQND5g b/EgHhxFlJd+pBniklAlLWb+2YZOQojTMym5t9ipwFmygRxTUA0zoHbGWxHlKlVY oYjhX1jRVVLJlp5qy0AD/FsGgJLwQvYGfEYD7wrMlZgOKTPuYWjCYPZ0jJ1IealJ gDCPPQqVF5pAa0KQzbM94rCSH7zPj4j778Hc3QyfO7m18SDHv5DQJu3fNFwR3PBe /X3HSRCTewByMYFyGUVRK2OE4i1KRB5OABBWjzy3fklO8l1r5+EBSzZFoe941FPZ haVJZM37tR2e1qtPp7WWC2keRr3PjRDUrBDHgq794aAQ0mo0nsQbSo5wnx6mCwkq c+zY73PluqR5bVREj9b/gWUCAwEAAQ== -----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 272515099392550304195697538523562867102144 . . . . . . . . [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 2020-04-09 18:39:17 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-07-08 18:39:17 +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 'comiso.org' . . . . . . . . [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 689963388726189936651852891383222669802243464842365842922876683942300121396434824850147523588325816789019245027323493396189097107502103469533930663181510579712269354511266390772186439146774118285928040023055116638288926858630599004746753557205297039382592045537266619226285570682969542791008278120860897230972009147916589965985904538076026454269480846950717621541256723524286017634813748923344627055185557165791756065041269160071118034914359494785307601792727088854358323883236453780682222972651950954078068548883593095141080774356739057458539793336224130328456803413782175259196636166413101900672245924956505490042154033722133771483476018056142890207674048831421192275376927090615531047524780900327707663972251291410231081145386817843957703593530209539325091287216692599835913511686761138529372851746809910123106367130252204274540251308433267627092984490646256153985512530984334239955740999063490032084353754222815815936362587328045030031365672169270901600381709198263507363971621002868891786320963647423022883510065183996249659193627425656791034559084712500915220985629877625746049615365447069036869152433191868998618376733758587630509467482543083312958166745903668063236350634217080442157255932613989302692957315797183259826159973 . . . . . . . . . . . . . . . . . . . . [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) 1a4a35b9cd7ce8d4bfbcd37d74b5af90c991d6ad . . . . . . . . . . . . . . . . [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 (14 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'comiso.org' . . . . . . . . . . . . . . . . [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) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001716074296900000403004730450221008d29801fcac1011ad8340c3d7ce4addc29af77637e67ec58dd937cb66ecb57e002205f77f1116f03f92bbd0a5d4d4c39ddcff463711dba6ef279059dbeed7e1cba59007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001716074295a00000403004730450221009d24cbd4fdf79f7ff8c2831a3b45082df2b4ed3090884d01f6d9f010446be629022074f89f81a75405fed66f0b13dd32e49850b5a640f43c426341ea097a856cc55e . . . . [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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