*.az-serwis.com

Issued by R3

About this certificate

This digital certificate with serial number 04:52:2a:bb:30:75:c9:a5:be:df:a1:1c:c1:30:6d:66:13:27 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=*.az-serwis.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:52:2a:bb:30:75:c9:a5:be:df:a1:1c:c1:30:6d:66:13:27
Serial Number (int): 376409097332781215920479110579444204835623
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 59:d6:b6:e9:19:2b:fc:08:23:60:94:23:1c:76:bb:7b:9c:ab:c6:87
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bf:7e:e8:2d:55:60:8c:e0:32:36:92:b9:0a:8f:ed:89:dc:5b:94:80
Fingerprint (sha256): de:bc:89:d7:60:89:4d:fe:2a:de:46:5b:38:a8:bf:ea:b7:00:56:29:a0:ad:5e:7b:eb:cb:86:90:a3:7d:50:14

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

Revocation information

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

Check the revocation status for certificate *.az-serwis.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.az-serwis.com

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

*.az-serwis.com
az-serwis.com

Other certificates including the domain name az-serwis.com

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az-serwis.com
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*.az-serwis.com
demo3.bml.xaa.pl
sni.cloudflaressl.com
az-serwis.com
*.az-serwis.com
az-serwis.com
sni.cloudflaressl.com

Certificate

The complete raw certificate details for *.az-serwis.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoeeQWZ169SsoVFkDKSLf
h3W/sLN/VSOkj1R/aewWqdEHfivGEB0rNZigS6wfxo3lWDy1MIWCC/UmtrhTZ/Cu
LEBk4A6Njbtr0Lnjzry5o9ifyR201qr+BzVrzNfAt4YUW17hz8897Qa1ZgWk+Zdv
KVlEmo8Eajyd6jVTIlCYfzTxv9E3xlrLXlkG1pf6njvCt8SGxeUcDPKbthrD/wLA
aFsvgyel3yxJVvi65uPsO/GY9BllWwcJ2F+6P5yQreBowr2guGKdwWqvL8XoK2x3
h27sb2q4sXokJuy9jtSZGk5ZCXBWhIJW2TaSGkYe5lMaGG4LkoPMOdZn3kO22aIi
3wIDAQAB
-----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 376409097332781215920479110579444204835623
 . . . . . . . . [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 2024-01-06 15:01:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-05 15:01:37 +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 '*.az-serwis.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20438555498419549257679852003568799846938225971286097600521990818963588825989158807852744478061234538688342241537071958163835386412309295369664288197151786224383949835082946854452754429078297388465020056362688023268836834709122820070277442837224728116399328185047392194383418846987909866080748544222248513928195052301909899331007759716194259794508079558887934847287549197473063041516248396295896452122654475250768997721528131612402723819379816109856158948771290881612470619666932605040371414223755995177313020886557601559114722619674293365544114502990593906551181704418943256447968222666890742278000937591229215023839
 . . . . . . . . . . . . . . . . . . . . [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)
							59d6b6e9192bfc08236094231c76bb7b9cabc687
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.az-serwis.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'az-serwis.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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cdf8229100000040300473045022061080eb05147ce2ad8cef3cf5624765b5f99523257c3851eb70b7f3dec9d0671022100b85a8b8a59a9930bd8215481d3b601028e81c7e466bc112d409c34fdc92cf25e0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cdf82294c000004030046304402203076e4a75a881f8e2d9aac620811bda71ed5388d8e7bc1b3b6f416ff410b569402202c3d19a8566968500c918eb20994a988421b2ae9fa79a46915858cc283990c74
 . . . . [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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