bezpiecznyobiekt.pot.gov.pl
Issued by R3
About this certificate
This digital certificate with serial number 03:ab:da:ba:d3:ea:a8:b5:2d:04:e5:d2:dd:65:48:fd:55:c3 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=bezpiecznyobiekt.pot.gov.pl
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ab:da:ba:d3:ea:a8:b5:2d:04:e5:d2:dd:65:48:fd:55:c3Serial Number (int): 319815884307238045239001182906710144931267
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8e:1e:a8:d9:d8:26:5e:2c:63:e3:91:d1:5c:57:32:fb:3a:d8:42:a1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 8b:32:f9:91:2f:76:83:5f:e6:d2:82:33:a3:d8:de:01:7c:46:b6:21
Fingerprint (sha256): 70:f0:a0:fd:81:d6:27:d7:ee:04:8d:55:9d:57:f8:ae:9d:10:e1:01:70:ce:6e:5f:53:9c:11:ca:57:c2:b3:a9
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate bezpiecznyobiekt.pot.gov.pl
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for bezpiecznyobiekt.pot.gov.pl
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
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
bezpiecznyobiekt.pot.gov.pl
www.bezpiecznyobiekt.pot.gov.pl
www.bezpiecznyobiekt.pot.gov.pl
Other certificates including the domain name pot.gov.pl
(limited to 100 certificates)
*.pot.gov.pl
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en.fotopolska.pot.gov.pl
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konkurs.pot.gov.pl
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pot.gov.pl
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en.fotopolska.pot.gov.pl
pot.gov.pl
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certyfikacja-it.pot.gov.pl
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pot.gov.pl
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eden.konkurs.pot.gov.pl
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pot.gov.pl
pot.gov.pl
pot.gov.pl
Certificate
The complete raw certificate details for bezpiecznyobiekt.pot.gov.pl in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEWjCCA0KgAwIBAgISA6vautPqqLUtBOXS3WVI/VXDMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA3MTMyMTM0NThaFw0yMzEwMTEyMTM0NTdaMCYxJDAiBgNVBAMT G2JlenBpZWN6bnlvYmlla3QucG90Lmdvdi5wbDBZMBMGByqGSM49AgEGCCqGSM49 AwEHA0IABLaMSAlYX/3m8ZNeZ1RCHQRuQnrQQIO2x6Kz31qApViR+mMqAvaqlLDR 92ojxvk+dy77pm7ssgp2SemR2sBxr2ujggI/MIICOzAOBgNVHQ8BAf8EBAMCB4Aw HQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYD VR0OBBYEFI4eqNnYJl4sY+OR0VxXMvs62EKhMB8GA1UdIwQYMBaAFBQusxe3WFbL rlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDov L3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5v cmcvMEcGA1UdEQRAMD6CG2JlenBpZWN6bnlvYmlla3QucG90Lmdvdi5wbIIfd3d3 LmJlenBpZWN6bnlvYmlla3QucG90Lmdvdi5wbDATBgNVHSAEDDAKMAgGBmeBDAEC ATCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3ALc++yTfnE26dfI5xbpY9Gxd/ELP ep81xJ4dCYEl7bSZAAABiVFkqQkAAAQDAEgwRgIhAKrZspMgjvy+AEaAbXQHEj4d vv7eSmXFvm71ZvsE0XeCAiEAwn5oi+WsN4ytpA0+Z/HmRFjifKxrvQA0Ol5cE4o8 te0AdgCt9776fP8QyIudPZwePhhqtGcpXc+xDCTKhYY069yCigAAAYlRZKlZAAAE AwBHMEUCIQD/lYgWzb23DccN/FHVVaYKw+BfOliBP/lxdhPF3YA2/AIgKeW4RUmM w1CvzfDBWN4zEnwBILWqA6qvDCIjLHq3FUYwDQYJKoZIhvcNAQELBQADggEBAFgm D8FyWidrJ7+t7IpTLjsXiZqykmaINKxDTPS6TeLMJ66fyN9B/MD5kejcAGTj0hf7 P6flA0Oiif29evt6M3dOiqlSRwzRR7RCEq6Nk2a2AlzQsiNADYQqWSgVjBfNBaD5 GCreDMhbBJTUlW8c5GGeifooaKtlx2BucHGxyRrZosxtGa2gML+Y+Ah/4haHP8EI razMIZeyTmnV7+kgm5K8rKtVFMk4GOti1udTAehRFsuIH9ZzbPbZ7b4np2LmmETW xhYhY62Sv44B0y8V2Jx4rglY/1+bXN+GcabE6NKKKBvGuSYUEclPbSU7buusl2ys t+EBpP3zpHRHfsi3kAk= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEtoxICVhf/ebxk15nVEIdBG5CetBA g7bHorPfWoClWJH6YyoC9qqUsNH3aiPG+T53LvumbuyyCnZJ6ZHawHGvaw== -----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 319815884307238045239001182906710144931267 . . . . . . . . [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 2023-07-13 21:34:58 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-11 21:34:57 +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 'bezpiecznyobiekt.pot.gov.pl' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004b68c4809585ffde6f1935e6754421d046e427ad04083b6c7a2b3df5a80a55891fa632a02f6aa94b0d1f76a23c6f93e772efba66eecb20a7649e991dac071af6b . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 8e1ea8d9d8265e2c63e391d15c5732fb3ad842a1 . . . . . . . . . . . . . . . . [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 (64 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'bezpiecznyobiekt.pot.gov.pl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bezpiecznyobiekt.pot.gov.pl' . . . . . . . . . . . . . . . . [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) 00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001895164a9090000040300483046022100aad9b293208efcbe0046806d7407123e1dbefede4a65c5be6ef566fb04d17782022100c27e688be5ac378cada40d3e67f1e64458e27cac6bbd00343a5e5c138a3cb5ed007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a000001895164a9590000040300473045022100ff958816cdbdb70dc70dfc51d555a60ac3e05f3a58813ff9717613c5dd8036fc022029e5b845498cc350afcdf0c158de33127c0120b5aa03aaaf0c22232c7ab71546 . . . . [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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