great-circle.com

Issued by R3

About this certificate

This digital certificate with serial number 04:99:40:e4:6f:06:b6:63:43:0f:e5:03:11:ae:67:a5:72:a6 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=great-circle.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:99:40:e4:6f:06:b6:63:43:0f:e5:03:11:ae:67:a5:72:a6
Serial Number (int): 400598602553237833305513448852986800730790
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6e:e5:07:8f:0b:72:94:47:72:2c:1d:66:c7:e9:f5:42:1e:56:19:c8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 6c:65:50:56:0e:53:33:68:16:4f:c2:6d:e2:29:40:c7:16:fe:f0:d5
Fingerprint (sha256): b6:62:30:c0:9b:c1:fc:a9:6c:51:5c:b6:cd:3c:a5:10:cd:1c:8c:94:e3:7d:91:08:4e:2f:eb:dd:5a:1c:36:76

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate great-circle.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for great-circle.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

great-circle.com

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Certificate

The complete raw certificate details for great-circle.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwzYVi9I1T3pDSTtYLv1y
30sRMR3zH84rECcvxYKrW5dm08EKmBFymv2o5kkgsoKulb6sa0FxVm1R/Ta3TOay
X5TWmaVpo80iWvTd2azkd9QMKKS88Mho0oRSof8lwJt9hD/HPc6cZzTDgSCsGnj3
R+o+1aJeVoJsXBvaBKaSATz31NuLgz+Nt1wT/QjbnqRpIXdeIi7vO9CAQ/SxzGKt
Hgu35GO+bfadBgodRUQtI+CJ0h4Io6OcPHgNdyr4i0zK4q5jnyOJ3t0kE5E/lHUM
KodMbB6zjMkByzDE/MlbpVtik5NI2eUCpTyjP9CG62XSPk2kLWvkjitirqfNs593
NdOTIa6sIVNaTkuyy9cDR2MOzdioBOBwI7UgwATe+6bOMHsDjvAyDFqryNOXioyK
NSx6ZSb78lC1TF6/m02d+iY5nnjBgY8FlG5Scb/lOQ2KbKfb2vIsJyznpVqN+HyF
CUH463CHEpilcxnfSk5wFJlT5SC6r0/pXuTuqgKstOUkHHtq1ffGoUvYTclm39wt
ynkeVi5xckZg3fGAoBRQSXHPcQZTmj/TbD/w8zF08b1jL/wMfu0i5Ue3+ZnOd3A5
tl195wwyvasYGplFYa8PVbE+isowXeeogr2fOR//NrCYq1xYsj41EMrN89INX3ej
h8IgIcEZJr0acQmxehLMhzECAwEAAQ==
-----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 400598602553237833305513448852986800730790
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-20 10:26:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-18 10:26:08 +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 'great-circle.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 796392484443223649087156691684505033393912325639973986947991263268653264376416513320968400195988319536878537702478490730597442667457348750087558216663194301395712229339062914945507131707125762852597413466271514883236202191679358689655321343207215078155468501722674655584720343259871753283643145453685571288820900135203680517229735281615350060428137864453452148368035685792656901338410291083618436514625398965976614610681356749640078484034809200026850878256686563991464729177881007129823672014997064555339193961136248451974310851955036531349354726682940683487644586388583083065389282811572078467678049837335684072660416953147878139114088413166105107423964009941769269989928869209898281545772353693569810976489313093141332728605194174181215995634372217404147912066892305744605782882690455347530135442651764138663933589915598893583896898500636538544477514288317436121683094969142150121192955835238044762935245927948100669460254524909517698069885322599367926813737529905209310727819222487766316170252183247020102721655658295191172319597159709342230622538236729920857591613141139739882861892255291156684521624948100401786350185197826030155301678432056336736234305959097710205338971749457865417784440221349751523054816380089357199634892593
 . . . . . . . . . . . . . . . . . . . . [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)
							6ee5078f0b729447722c1d66c7e9f5421e5619c8
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'great-circle.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bec7b105c0000040300473045022049e947b4dff11624aac50422394af869fa562599eeb8cc81bf58f1198001ae35022100ec3e080c0d00d6b01e00dea0adf1250c11d39b0e1a84710054c2a1bbcc00f4c900760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bec7b109800000403004730450220061c265d53435bb97d5d03a82ed0e80da72402f548076657678d4ed68ff84f05022100bfcab063b6399baca4398a9bf02a3fa07863fbb95c78829036199474d8f3a756
 . . . . [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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