rt.remondis.pl

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7c:14:e8:cc:7d:63:af:1c:fc:44:d9:40:b1:60:bd:b8:44 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=rt.remondis.pl

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7c:14:e8:cc:7d:63:af:1c:fc:44:d9:40:b1:60:bd:b8:44
Serial Number (int): 303559664613809917980892401546352788355140
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cf:9c:9b:80:fb:13:c9:8d:20:8c:5e:e5:7d:48:47:64:e0:d3:65:32
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8e:c7:68:4a:67:0d:53:91:c0:f5:eb:3d:ab:e3:d7:38:d6:6c:af:6d
Fingerprint (sha256): 50:47:db:e6:a8:d0:75:15:66:60:c9:37:23:88:76:61:e5:31:a3:43:a2:81:11:ba:3e:a7:c4:05:27:50:cd:b3

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 rt.remondis.pl

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rt.remondis.pl

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

rt.remondis.pl

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remondis-eurawasser.de
*.remondis.pl
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remondis-sanitech.pl
rt.remondis.pl
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poczta.remondis.pl
remondis.ch
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remondis.ch
rt.remondis.pl

Certificate

The complete raw certificate details for rt.remondis.pl in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAspVVQ5vfFl72ST8ypcWe
iSeFAaX8ogIx0mjde2Xl7QqwXfYR0WuYF4quNF7nXx2M2GLnxZFPQzVRgWyknpjv
trKbpBcsoyBcPlXZ45UN1uuEynmt+Uogu5pft+FM3ltG4uDfbHgk6wOzN33Gp5DF
aLZmgF6YtYmZ/OgICS+amUQUaG6/e6xufw3lxpLWuzQwR+S/Ajr8FCJEy7drJf2P
Xx+a7VqoVmD90sBOuCsmjM4y5Xm3dsi6ldf4ZNHD3mzQmdc+rvh3zsFvfYuvBKu0
m5MKwse/f2WmR/6kssyGmSbeygT0Y9RSC/uf/0+R6hgqPhAe14xwW9WCA3/M6ABM
1QIDAQAB
-----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 303559664613809917980892401546352788355140
 . . . . . . . . [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 2019-08-17 09:37:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-15 09:37:56 +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 'rt.remondis.pl'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 22544057161822893956495901341739229727676311149763569641240819245091488924317216665920042276706374813912250968018963616705098935200505434765935840301699272687023116090739394892138978865300398598362182802906071431017565730073327312400493183266011250693603394410033172347227420497471335071729535691876084272671307976172721580005767921283426821006426900089998334674270845537325329192280002682474442121823074531719450116181354165751414885114830609600257711805446129644631327895308967881620045842532991084955630080924498346954560920935113065620791130812736812054266935895356956367632924177185452890217051791799740595719381
 . . . . . . . . . . . . . . . . . . . . [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)
							cf9c9b80fb13c98d208c5ee57d484764e0d36532
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rt.remondis.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 (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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c9f27b9c500000403004730450220324eab90e4c72b3bd8e995e8c19500721816b820f0069d6731bfda418a2b36df02210091377786308135ae240182329111db65c92f4bfb94e6f288973e6f3691c04bfc007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c9f27bbda000004030047304502207e749e5bd07ec23c547dddd3c421708417ed8dd565b230f7cee7c0324a00488602210088102457404da05ca0d09be15cae06699f22c772961af98c9bf5c4f82a52fb9a
 . . . . [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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