*.adc.ro

Issued by R3

About this certificate

This digital certificate with serial number 04:b3:1c:4a:d1:b9:79:ef:45:c8:d1:fc:37:6b:15:4d:a3:1b 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:
  • 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=*.adc.ro

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b3:1c:4a:d1:b9:79:ef:45:c8:d1:fc:37:6b:15:4d:a3:1b
Serial Number (int): 409397294273457034945470529466831519720219
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 49:97:2c:ef:f8:df:cc:1d:73:89:36:7f:84:6b:b1:8e:66:ef:13:eb
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 96:c7:d6:1c:9a:bd:57:d1:9b:ff:81:da:16:9e:f6:bf:c8:83:df:a9
Fingerprint (sha256): 14:f0:39:96:e9:71:cd:98:fa:73:20:7f:7f:f1:e7:57:03:3c:20:33:44:db:fc:60:a6:b6:d4:b1:86:f8:45:9a

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

Revocation information

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

Check the revocation status for certificate *.adc.ro

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.adc.ro

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

*.adc.ro
adc.ro

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Certificate

The complete raw certificate details for *.adc.ro in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtKfUYB98FhqQgY7PT/QA
Oy2Z5ACafwa2OVpawMlT27cB+9XzQPFGrqyvEpFN24vefO2nO9nPeZVZ50BddAZX
HL8CcgNaJTu/ZSFRsJyJkjkX41HzKvTswfIyPNrjRYuGv2FBAHPaFDZMmj5Tm5+H
UFmYo2UF83V1s1Ig9Gxwg2luEsmTxRRHXXvbULixciiqy1AyqH9k/EvPUR/6ETvX
CkZN2a49f4cPhPQU90D6Rz9TViTjRftx6GCDiLQc1pCYQsCEhDf1RPulBA9+uZe4
kAPeseAwSfKs1PhSyGqwtwNBejW+g1bmDDACm7E+5CnFNBQiQiHIgOaENEJf4y+V
gQIDAQAB
-----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 409397294273457034945470529466831519720219
 . . . . . . . . [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 2023-11-24 12:32:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-22 12:32:12 +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:12|false] UTF8String '*.adc.ro'
 . . . . . . . . [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 22805654750069954665666041038858332767313617150591620599663560455335209309386221249629549297822393317150008683139309208673330832502752080509312786094649096747125692737375810811879073027015694191385417565531907373072034377120121312575021224514850180354406295154917904277621167850558598035810532561548884356168055897997011129739386466834292406952723643041144256353746466595787948320059813816570682884116099837102512889700802211583564601838001931529473545746158005150566563730090217314149647682296588558000980592788460239920395087561123121723394611038200545418961022177378404856454694826051178678068250614502062868632961
 . . . . . . . . . . . . . . . . . . . . [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)
							49972ceff8dfcc1d7389367f846bb18e66ef13eb
 . . . . . . . . . . . . . . . . [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 '*.adc.ro'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'adc.ro'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c0187e97b00000403004630440220478c0622fc7305716f7de0cea9db2a27285065b4c0692399da6616f45a3cb63d02206357e348fe1b3504784ff8a8a35bffcb73d9c593395d71b7ac7629353948afa5007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c0187e982000004030046304402202f37796dec85a6435c960bcb9563e91e17d0436a7fcb541aaed0b14d7b9d73460220594354e71f9d7fd0222c369915055663100aa47e0ebfe6f5a6eb8450ed58af7e
 . . . . [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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