jk-kserv.duckdns.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:3e:42:5a:12:14:97:8c:51:f6:d4:dc:57:64:a1:5b:49:66 was issued on by Let's Encrypt.

With 3 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=jk-kserv.duckdns.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3e:42:5a:12:14:97:8c:51:f6:d4:dc:57:64:a1:5b:49:66
Serial Number (int): 282522561265532835245877189100493495552358
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d7:e9:3a:59:e3:dd:62:a0:94:42:4b:bd:9a:a5:c1:77:09:6b:85:15
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 17:cf:a6:aa:89:5f:ee:98:48:1b:f0:90:2b:14:2a:8b:a4:4b:5c:8e
Fingerprint (sha256): 80:71:6c:7e:2a:60:d3:2d:39:c2:14:56:ee:c3:3a:0e:aa:70:47:e0:81:81:76:d4:68:29:56:20:b7:b9:c8:fd

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 jk-kserv.duckdns.org

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for jk-kserv.duckdns.org

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

jk-kserv.duckdns.org
jk-kserv.ydns.eu
ks-homu-saba.mydns.jp

Other certificates including the domain name jk-kserv.duckdns.org

(limited to 100 certificates)
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org
jk-kserv.duckdns.org

Certificate

The complete raw certificate details for jk-kserv.duckdns.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs0PKo3wwCCoBG0UKpoiB
/db3RoQg76Pgypv0MR0l0wfYKFfr3KUL/+rpyLIvPDaA49/m8giNZBxYsSqG+aXo
J1/daCoPEZG3agxxVaOxu2CZ+NkfKoC+4eWoLzpGKRK8wF5oOHsclB25pfxsKZDy
HmQ5igUUAoxW20k1iOHyutgpx7AtURTb2rTctqksZ9WOIKUNRjvTymneaIlqOwpn
qutrsmeVIKNxy41/6Q4ae5NPDdyY3BaLfO28z4scpClfay2m9ckD8g5rmI+u+DmL
H5usBntZSy/aURS9FONj6Ckq3hN7auajBGBT557Y5p9bpXFcodO5Rcw4kOCPSHnf
OQIDAQAB
-----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 282522561265532835245877189100493495552358
 . . . . . . . . [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 2018-11-18 14:05:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-16 14:05:51 +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 'jk-kserv.duckdns.org'
 . . . . . . . . [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 22630085851648680806767695243434836851990975913799006896965077716952437845917112832173448974038071669746618238598090005686775979899035621545378593691600175875952508776014304535317213534132979825676784224857604093691959756125786309980009456129976315362102203888992943136144508520072379398016894262914740718729027738190196419346117784314809238201005045662811341851458138508286055993317090147907223280567237741030548327097318011993082253641287545629903051295324212775396137614774880337558617159433153463974030637778979982389742971374860102390968504752821469682398881575456736591999112528240534177614501254183244780920633
 . . . . . . . . . . . . . . . . . . . . [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)
							d7e93a59e3dd62a094424bbd9aa5c177096b8515
 . . . . . . . . . . . . . . . . [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 (65 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jk-kserv.duckdns.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jk-kserv.ydns.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ks-homu-saba.mydns.jp'
 . . . . . . . . . . . . . . . . [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)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167275b41f10000040300473045022100eeaef0e2e9649e59e80a59bd8a2487081aa6fcc198102bcf83483ec92c3526c002201db52a43b6c275a3c6167164cbf8d1a48f240671ed1b897b19373096d596081f00760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167275b442f0000040300473045022100e6ee127522346c5a1e4dda1c7d3bb5e153e7d2c9f0398008cd1d118d19d1151702204bae9f55a1d6043a7dde2aff8623efe49b063b5e5d81ac18d1c18526bcaa305b
 . . . . [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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