geologia.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:31:83:d1:9e:4b:6b:14:42:dc:89:76:42:9b:73:5e:3f:f1 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=geologia.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:31:83:d1:9e:4b:6b:14:42:dc:89:76:42:9b:73:5e:3f:f1
Serial Number (int): 365298196974254198010371120634313924558833
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 86:0d:b2:18:e7:0a:7d:ea:b3:59:e7:0c:00:7e:91:4d:de:fa:cc:7d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 38:9c:be:f0:cc:6e:ca:f3:33:58:53:68:8d:99:22:cc:17:66:44:18
Fingerprint (sha256): 4d:8a:a9:18:38:42:c8:53:66:2b:7c:8e:87:6f:dd:95:2e:63:ae:3c:84:08:88:16:6f:6a:46:41:f0:b0:a8:e5

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 geologia.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for geologia.co.uk

Public Key Algorithm

RSA

Key Size

2048

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

geologia.co.uk

Other certificates including the domain name geologia.co.uk

(limited to 100 certificates)
fotogeo.geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
fotogeo.geologia.co.uk
geologia.co.uk
paleontologia.co.uk
geologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
geologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
geologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
geologia.co.uk
paleontologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
geologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk
fotogeo.geologia.co.uk
paleontologia.co.uk
fotogeo.geologia.co.uk

Certificate

The complete raw certificate details for geologia.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4nBzWy3eU2jjJskn68q3
B0uGs+fXXuZGC9GOc1v5TTEeTNYtKRILMkN8cjPc7E6mgrCJ+1m9bFHtpat3CyEy
qE9jzpEVT+PvlXCkVaAC5neNUHdnzlnzZl+9KQ1fkXxBRiG6KDXn64UmVuMg7uEc
38ShJ8CCwOp1HmDgvKU4p6WZUmdIVVFJGOl245x3xBnBk/6taTKzuLGWYRCtYKMw
cXiYx+KHfBvuHHkKxH7FszoAYdGGtJG4KZdg21I9N37IblbTZVfMelhbOo3AQxjc
XZnTdGw+p9gCPT9N0Mu7sFGGIQ/G1lta92olMQRNTuGcE7OC+uIc+EjjBAa67WfJ
OwIDAQAB
-----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 365298196974254198010371120634313924558833
 . . . . . . . . [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 2019-10-13 16:26:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 16:26:46 +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 'geologia.co.uk'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 28585308384841215017584924995731454830357392146165831081718393627492815112121900875377231308905053456506992718866240650916781575129160245688826239320914886812462227069683509530440302820823500780283597864975731043770768198605842512031441368580496549213778684741192888278090201274421576762974731895927603746148562492635214401169241374728693293597612462450820130846541162270585738837554350386811293952365689054580983062488581435390612720171153042934717481548612780494121638068413652759345749511871253227763366704557690272515087253586153186603016147199592020047061501484500842899273134041851450999427444156584261700798779
 . . . . . . . . . . . . . . . . . . . . [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)
							860db218e70a7deab359e70c007e914ddefacc7d
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'geologia.co.uk'
 . . . . . . . . . . . . . . . . [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)
							00f0007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc62880820000040300473045022100cc6504b9a9ea9886135825275d4bd3f7009ef73fae04ecde2104c14d048961df022065689a1b55ecbc52a8f9ff42da93259c18652b492ff3deefe5c81e94f8cb0e2b0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dc62880b50000040300473045022046588e265eae5d20da3b0b7322624599d4a5c36ae3648ca2c50033d4e8d9bab8022100f227543d27bc08799516c69fd0a6569aedd9dc3c2ad038eef8feda8654d8f1db
 . . . . [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)
		0028858dc9a4af7e63e478aeea08765f1343d73ffd039ae797b166131a34e2c99837e6723d8332adaf8025a86b1e8b7888740dc4a26d6046e249d1d4a9e13c12dc2b0085cfbb6a1d04de9e32cb2936e485c7a6ee6a90633dfd1146076cbe7bcfb58f0245473f4c96a81f2c0e15d00dbca0314c4d8a6adf3597e1d35dba5f9c56ccaea4ca532c85a4812614254d7f7b3d75e367ac2925c1a0d315e775712b3b71a738b1fd97c7fc5ea0979017197ffb465439e83e94ca6321fc1516b1591c646a5ab21a0f84ff17fc23461ffaea0f7973b5ce1757ed7139f7dd7dd808b48dd2dcce4aeae1987138f378fc7b8ba0bd4e4e2c2a7c9988f607fbbb4937f1e4ebce485f