www.cerec.cerec.noc.lv

Issued by R3

About this certificate

This digital certificate with serial number 04:bb:b3:96:37:6e:ef:7d:23:16:c7:0b:83:77:d0:9c:02:56 was issued on by Let's Encrypt.

With 4 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=www.cerec.cerec.noc.lv

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bb:b3:96:37:6e:ef:7d:23:16:c7:0b:83:77:d0:9c:02:56
Serial Number (int): 412320658121352503695729412362619693302358
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 97:0a:37:43:e1:48:01:8c:6b:ae:4b:b6:aa:bc:26:6f:28:91:84:bb
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ae:9c:c5:eb:52:67:c8:6b:c4:33:43:62:10:98:08:3f:04:ba:fd:94
Fingerprint (sha256): 47:5d:cd:87:9d:ac:f1:15:e2:dc:08:7a:a7:bd:a5:4e:55:fd:08:1c:c7:3f:c7:cd:7a:b9:35:02:6d:af:94:b1

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

Revocation information

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

Check the revocation status for certificate www.cerec.cerec.noc.lv

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.cerec.cerec.noc.lv

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

*.cerec.noc.lv
cerec.lv
www.cerec.cerec.noc.lv
www.cerec.lv

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Certificate

The complete raw certificate details for www.cerec.cerec.noc.lv in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwxJfsdo/cDJbn8Isa335
SRcmcqU5bwhWJtnM+QB/L4QjuDVXWPDy2iSUWK/GWsTRNg/hV4Xfr4GBJPuQq9xW
wM5Glq/YZfJ3Z6iPi3xvyQHWhXg97J1O+ymIFu6F2+ULW/6nbeqDElnnGrbd+89/
E7PuEjLZ7d1uoo7VmsZZ90HQaG3Udy1lz92rsAwCIfGBN75i6gy8la6Plv5MRG5b
OckUCRuvnI7uDm52TxZESlJs+lwQz5LOmooB/qWzhOdxMTRWPnAlU8Qm1FaVG6dX
VE0RugKAq2bTB4kuUPoklOeo+j3WKsE0h4QtCIrE8CtMEe14HXSMnTt6LmQRxgQZ
xQIDAQAB
-----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 412320658121352503695729412362619693302358
 . . . . . . . . [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 2023-08-01 02:38:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-30 02:38:44 +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.cerec.cerec.noc.lv'
 . . . . . . . . [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 24625529930579412151262765567852759897290626138197527865167259577291825982243472514475445757022242207471758872627410082832921673855943216562662969790842700944900865795722722378394355477022738111957491878506895144094823672599832714622932707736779058280422912096952408182593770353801897541622776601222669742874781131272797122557025125713319702647759594978832600902659001700527716863969976643485575490422881301047803005446988193804485724239504998487539631070665266638781131913290268386356042840423211483692606925660625775737865770721845198761419316778168149938573129701573627582895874988289293679189144494381970695133637
 . . . . . . . . . . . . . . . . . . . . [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)
							970a3743e148018c6bae4bb6aabc266f289184bb
 . . . . . . . . . . . . . . . . [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 (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.cerec.noc.lv'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cerec.lv'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cerec.cerec.noc.lv'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cerec.lv'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189af2d40a60000040300483046022100de3e2c9d53a9c707420d2f70ab1ffa7d873a6cb59107aab4d32836912d9c1f6402210080a092b8c82da8154f001650f4a38449806d19e67df2bc139589442d0e7a80db0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189af2d40b600000403004730450220341a28faa1c87b09a3d416d1cbf003a3a78d972e0c2524fd92528f8efd729175022100a6c56a693907bb80e5532418033e3ceceeac501a62f7ab4e16ca7e6993f9c903
 . . . . [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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