colleghe.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:dd:78:a7:5a:41:89:6f:f1:94:4f:d2:64:92:0d:b7:ae:62 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=colleghe.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:dd:78:a7:5a:41:89:6f:f1:94:4f:d2:64:92:0d:b7:ae:62
Serial Number (int): 336699637188486935256255122051972115967586
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2c:4f:76:d7:d5:7a:c0:82:08:7f:03:b0:a8:a1:42:7e:58:9a:bf:b7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bb:19:69:27:1d:60:2a:24:ec:f5:0f:36:a6:68:23:5c:5d:b7:96:f2
Fingerprint (sha256): 9c:ef:d0:d6:1f:09:db:3e:b6:c2:d8:db:54:da:fd:ce:b1:ec:83:4d:2d:ca:a2:4f:6f:5e:31:8d:97:ed:c2:b6

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 colleghe.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for colleghe.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

colleghe.com

Other certificates including the domain name colleghe.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for colleghe.com 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 336699637188486935256255122051972115967586
 . . . . . . . . [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 2019-11-09 03:24:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-07 03:24:52 +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 'colleghe.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 816151866833120077183593766903719507558661833674430828516019505031574006308870451937288028999469391307334177462106332090209028890805945948689493005814350371697592951733649606966389202595793393350891794831509411687745734063993588229975761863180102023270510553299508664319251194105350191597283150423914792103736120081331116032375755884147502388625569695719570914260322273135861520110646098324099582209403013293822914012016003716166416174533640429123788631968628682740166736889970333081625362949104325005844373873639966261445574062235530768564046721887016133409252387295614233325208789990720790882978878973627876173193577772006668171161416467659305010763039297015319811127940028561581929096984419179463948725754298824703866519728404945695307792412726958731984303251114047602191765589261552743657746523423706978049951877600802885073149871111117857022727484404064780133590093393069227092070270800247890999840162217343498680280165872800660317636782906016547780145929596714192327420333275014173088956003461407222085894784676629195593777403482483362772432111273554662298900790224685172086621274428038659835544764062399621900651607409373141696517998003364465455301227543805195728222173221577034409634950330744107428302485039968647067254767131
 . . . . . . . . . . . . . . . . . . . . [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)
							2c4f76d7d57ac082087f03b0a8a1427e589abfb7
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'colleghe.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)
							00f000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e4e685d56000004030047304502206169fbce69c77c8e164dfab838d6395d165335aff432da85523b61326151f8b5022100ca4f05ccf136ce3911a58c24dda0d8c4325b321b6ab1fa9a6d182f765045b157007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e4e685f210000040300473045022001518a322a140ab45daf8b2b33e6008b358ca088eff80d77ed5eeec45f643e4c022100c8050cdad8cb8a27e8bfc5ac0b7ebd7ce8040b4008e2def89d687729a2b9d3af
 . . . . [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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