comiso.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:44:6a:00:67:ab:43:84:a8:cf:2b:75:2d:f8:a6:2d:8b:ef 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): 04:44:6a:00:67:ab:43:84:a8:cf:2b:75:2d:f8:a6:2d:8b:ef
Serial Number (int): 371729244947875104021639526114619265223663
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 59:f9:3b:7f:51:92:bc:65:44:69:02:ef:59:ce:6e:8f:1c:5c:42:e9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 06:2c:4a:82:3e:37:46:1f:88:ab:0d:0a:5a:b3:16:20:a2:c7:9c:0a
Fingerprint (sha256): 3f:07:74:48:31:63:5e:9c:5a:3f:68:b1:b7:88:54:3c:4a:ec:63:39:53:c0:71:54:45:ee:bc:d1:d5:8b:c2:9e

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 371729244947875104021639526114619265223663
 . . . . . . . . [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 2019-12-04 12:30:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-03 12:30:17 +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 843847853518368612233761417920370167362238472333388499618809082763419301115047898395192215068887645359872969816955005572258758998280897759678710119652551084752609742472666466833460978892121384781624659420970898774679089522736075111773185448425057895481364531240750894548989393026095764397532336894767275052595140691739614352396726870606089033467451711265444043315488296736961971407477479536654419823214010148397797833198105668344841646528176534439789769373614112866808402790810054581438598677299236454816929548494602961622810897502767481604418228852026048436281344528981834214057204813023389932432745676431902831086593506523500098631543880219517709904641136475030484573777011991163413764179957859530027083267221724173086225862168491791761452263515717481543558809074923220933752393248269816452001149272021937237994352242143038344886137029574741198489087487182751895056761520866596796633061314632724758645850748269150677820167508090795642324588508011488506222633740029604211156920991679998409805183704304561024252578315735486759437770689972224438497380305970018634508190910336165910464926383329295027185131871107145102344857073482642526396579463746395567635799656332787096574035874214528764446853645367368991269135205127123901149780263
 . . . . . . . . . . . . . . . . . . . . [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)
							59f93b7f5192bc65446902ef59ce6e8f1c5c42e9
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ed11ab2280000040300483046022100d67d9f12563452276667d045f5a5211c8c8c2ccc6405e4714e1de34da7b0caf7022100c072ad1a1cc13d38ac8ce9959bc7a3758fae7c0ffaea0d9ebd6d164d686abe1300760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ed11ab24f0000040300473045022100968dc56b0986ca9714c43a6093ff092f09a0778a5f766c2500f984c7673c61d8022064f54f1cb10d5414fd099576b30d6bf9e4d5c4d3f54a3874857e9fbc03f7f928
 . . . . [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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