geologia.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:00:ab:8c:fb:ea:fa:65:96:22:41:aa:5a:1a:2f:89:c0:9e was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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): 03:00:ab:8c:fb:ea:fa:65:96:22:41:aa:5a:1a:2f:89:c0:9e
Serial Number (int): 261564887813621850037863385959149140033694
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: eb:c0:e7:76:53:a5:36:18:31:36:16:5d:6d:76:63:54:f9:8b:e1:ca
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 02:17:e0:7a:f1:64:ce:8f:27:1d:70:d3:6e:c9:00:08:fa:0b:9c:39
Fingerprint (sha256): 07:7a:5b:76:f0:27:ee:a6:cc:ff:95:8e:99:14:50:bf:2c:62:f9:22:bc:cf:7c:70:00:de:19:74:05:a8:bd:02

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

2

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
www.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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1aZrEL0D5nJhaYAgIsEK
I2ynRw1gjt2G8+BIGZQrh4h/s2IU1s30GHF5Wh/tSkNpXPD166TlUUWDziA9lOAy
lk0w/j9NB8WBLx4E452laqd5ZROc3zLyn5TifiaHw23u/0bmQdunkDyS1zYbL8Yl
BzRKr6UWP7Ha2Mtg02+6Br72i/WiGJrzHCgJ89++ZyEQ/b+d+j950jArPe6Zt4RN
61yo+wD6RV/GPaTZdx7AFtUdMsdqDaYpGQMUDWkGTbUXdSc6aPyvFGezCJMnkm/S
5HzRJ0u2hYx5ADvHKzBLHQyfUyNMsWJkHcy5tajLrXkPqgmTAs0EUnXLE/5IuPXF
JQIDAQAB
-----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 261564887813621850037863385959149140033694
 . . . . . . . . [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 2020-02-11 11:01:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-11 11:01:24 +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 26970822842665085777731744531083584615650687158063595128592374117932392148844157700596446147976109571981234900424450250602153260154255780412663536764020096523176523003022280772740653887447610132408247502880159610087649758668653260576390094306567337348753780252074875958292888973353470863792679902437627609869051229213653727552099085179159179970840280072507491522834424056144406132760120322091679485017614032578124123980828353142301495879149781232249795892461390522558900609860162467325364184452597085327880198851902372551476228054091449368662394771572620811598820391478525410433318522963249833144118951302696149566757
 . . . . . . . . . . . . . . . . . . . . [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)
							ebc0e77653a536183136165d6d766354f98be1ca
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'geologia.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017034201de5000004030047304502207ddeb1d6d1cf482276112967ded5cbc3406b2ba903a21410d7e051fe680c1a590221008d538fd4bfd2a26c19eff4a3b045f4de16b12d451367ef73b6b1cd68b66374aa007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017034201dff0000040300473045022100d90c76bd9f8e8008d67af5d9b072f16cae88087a4342442bab4cfb459a421faf02201bcd2c1bff295200a2fd9018c88c2e98b9615b284a4a7781509f402423847db9
 . . . . [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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