www.opticsblog.bruker.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a0:80:e7:c4:39:2f:ff:47:46:24:f7:f0:93:e2:f1:6e:18 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=www.opticsblog.bruker.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a0:80:e7:c4:39:2f:ff:47:46:24:f7:f0:93:e2:f1:6e:18
Serial Number (int): 315953381086548826858093545061338756247064
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:fd:6b:7f:64:7b:0c:40:39:13:7e:32:de:d6:37:83:24:76:3c:8b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): aa:59:f0:f8:89:4b:d3:23:94:69:e3:82:0a:67:24:03:25:76:7f:0c
Fingerprint (sha256): 4a:a3:54:6c:cf:b7:2a:38:8a:e0:7a:f4:e7:d0:28:26:40:58:8f:c7:17:2d:b6:eb:5c:f5:02:de:50:79:3d:b5

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 www.opticsblog.bruker.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.opticsblog.bruker.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

www.opticsblog.bruker.com

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Certificate

The complete raw certificate details for www.opticsblog.bruker.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 315953381086548826858093545061338756247064
 . . . . . . . . [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 2019-08-07 14:54:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-05 14:54:38 +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 'www.opticsblog.bruker.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 847353589066629709069203306759417856905795595392392779484398272731379378684285955264514705497387544483900534710824539228510024962504871868534854928292214076911784743718057839179181261214882223257599171661000570201047861563750864005716954726766274017967307726666739182514836039016273256488652148886882220088961610741393261181081748790316189755868059313961495114298522368845377645410188037694225789136810982783982750004895653030826768770144364188759155163747307069212320544772342961540814288091047852840036137404681914624652219233965101732169121096917828939855369980789033200408693681483977909968593252033546262576160413470198626091211591655536817320826104080426625802370443109626344383266816697490912559478015476742151251628252022659232126792729391199672319005532682969984079024187255165540807913340135319572970782261470146252750634737965591278158853235420998122792703207479410313795980168982096131817247682978602692125965283794293727095816375308237397152512571603373400192240692960934404435937620592888217097532811908249436960516689038535943437871620877237832110114723629579947361645535383490298393025103442844631646843228932544483726111474367628801634950403546816006175773468643207942281073947272476213531895071978463401407323878173
 . . . . . . . . . . . . . . . . . . . . [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)
							71fd6b7f647b0c4039137e32ded6378324763c8b
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.opticsblog.bruker.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)
							00f00077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c6cca16750000040300483046022100df00161a18e1129428f180988c20a95193ff10b1094cbb29a9430a1c007e63b5022100e735a0b82f9ba8d6392914b5c0694eff685a74af74d6b7c005c0faeb5700311100750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c6cca15d000000403004630440220631525586e48e83ef15a3f18a497fa14825488a3b6106d8d6c04c93a2b93d62202206a63ad5005ec7278de9797034dbe6dfe0d1d3a1b32ab576b489ec0efd37cd24e
 . . . . [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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