comiso.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e7:00:c5:a1:5e:10:ed:2e:f1:b3:7e:e9:b7:6d:f5:49:e3 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:e7:00:c5:a1:5e:10:ed:2e:f1:b3:7e:e9:b7:6d:f5:49:e3
Serial Number (int): 339943110709419288322477687075549459335651
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 20:c2:ed:39:ae:1a:fd:2e:52:9a:11:8d:10:2d:05:a1:6a:d0:ac:1c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6b:c8:2e:13:c0:f3:b6:81:c8:69:bc:28:f0:65:22:c9:f4:ee:be:2d
Fingerprint (sha256): 06:3c:02:6f:cb:08:00:c6:24:2e:2d:46:a1:4b:c7:a5:74:0e:4f:e3:31:bc:77:d6:b4:5b:ea:38:85:65:81:cb

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check 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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 339943110709419288322477687075549459335651
 . . . . . . . . [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 2019-05-28 01:28:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-08-26 01:28:34 +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 775261421233059295586959265070205948814583368671990514924386138334139432525889572099086732987394275913894018949581699859889103796636717780548624703061837813552415638046157468006001324587559638264761653847745517683576280805298112102263178806625432578538489131403514748930183666220260222581002497607202924742751529002086150675557069527439724872961140684037917538753137812560731985765257203988814520259220098687270324457023979296922458048266729868632499904961006253674756144371231763028855770716936555702783218173167115163597413021156913657231163933310236414576754515813652599999906769669117498080591906142150923397114168044314791685765304912479320410378554892637568565403550669873280461749307942924673713781338758823306051088703397693327036774799835560348730365863674358895513392833657119847185794670743176295588787221072005640714094981146925399445241540335324411121420513147686298750226537374887726809595120505529414558744668657794519381165624984066051590778629965974130929701296744424637080921943278026265909735822363283148772073522891713964186313437913838208208251170580194974119247137946991083561701615795542214768969815077861918563980235630587857756115460320331007622551151067856225321395153121814632846450192250378661648344189897
 . . . . . . . . . . . . . . . . . . . . [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)
							20c2ed39ae1afd2e529a118d102d05a16ad0ac1c
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016afc44967c000004030047304502204b8d3fa4f94d781fb615c87884475571ec57ee84d4ef5cb4d2de54cb7b4302ca02210085bd71622fcdb99c867efe4e02a6be9014553b1cf003ee8021cd819990cfd58a007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016afc4494a6000004030046304402201d32045c8657fcb81b2b86cdd549a652ab3f9c1af5a81929bd8a8c4df4c5b04702206382855474a2c7a8a5667288dd67ea0ffe4d23961357691d5ddb87efb0416998
 . . . . [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)
		0032f80011dfe17a102701f062148c4183400b8985fc5977d773c59c713ccc17ddf1ff2219da05531dd664d14904e1c2ff63e5923ce5470b91d7c8c8f98a5d9610a149efa8263f71934f27e0670463cac7789f93d638ede637659ec766fc2deac0ffdeca04e62ee412f939d407f0113694f02ee6d5b4e52471a0ebf646f7a3ca4e5c5f5049b1eadee6ba437dd4ff22a290a479485472cf99ef971e2a1f6ac35170f7be16f0f7da130715ac3ac5f87a2a02f5f8254b63af66d837c23a518b3b51bc7713a7c5a6f50b9faa1329969d3f19749f6e9077a9eea17170bc522e73b85dc752be10c3098559cde9b134a99610d6ef4122be6c7a751c92dd4b0872d390c470