seoultra.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6a:aa:20:f4:bd:78:f8:33:93:b9:0f:c1:5a:e6:fd:49:33 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=seoultra.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6a:aa:20:f4:bd:78:f8:33:93:b9:0f:c1:5a:e6:fd:49:33
Serial Number (int): 297632928565602630144418233250892075583795
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 29:23:9c:fa:0a:b0:18:8f:50:99:00:b2:ec:99:3d:c4:a9:e1:c4:d1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 00:71:5b:a6:49:77:20:03:c6:24:52:81:94:5a:54:0f:50:73:c3:97
Fingerprint (sha256): ea:1f:7e:29:2d:89:23:53:23:3c:dc:80:45:6a:b6:ee:47:37:5f:9a:2b:92:ad:78:a7:4b:f6:34:21:6f:3a:19

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 seoultra.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for seoultra.com

Public Key Algorithm

RSA

Key Size

4096

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

seoultra.com

Other certificates including the domain name seoultra.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for seoultra.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 297632928565602630144418233250892075583795
 . . . . . . . . [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 2019-10-12 22:57:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 22:57:25 +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 'seoultra.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 847428222946444347000157704191511313578376116567707384377759708820597713287879330088571206330376816477219416433522518648021322578946320870755381225133262436188156416062579578426432992566102260194614456488393817579227189894350201659089797342403216354417359239425169426698062651911320866118995528392567368894463615692960064585176732191480387835485044561205446555216618975096270127397239083202520026092445997258024939045360817175975597375062912170120910426022884986713800320866688869612422243414198918862479063034796702668866911914955557886389203614050559323199320893619685444738721407332903829083214998614273698777925057910342674449781183266637566646220014521916420997357551996592760742179185432012297695266226465436416410792739244772741865450086903207626039576921574316624226808367066272123633896819546905413817365040237401349375427162018744451195722640288741448974941889514083998081183950697224546581534931193589964451291969524588255010075149556278752375659103588260490135705542258890448220061018364826065889105454677316483433813977797044681648105008634519391955477970948817990028751731196308918991312190202142360828499049623348529508509978743491082309038847453934538085173777377840794057304593878732297991287783158347405923017486469
 . . . . . . . . . . . . . . . . . . . . [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)
							29239cfa0ab0188f509900b2ec993dc4a9e1c4d1
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'seoultra.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 (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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc267cbe40000040300483046022100ded2f7996c836676417bd0934da8dfcb9b3b6d6241c5a9f26b063c588e5f7a1c022100fc33fe412dc1abd01ba190b529d852d6c444e6d5c7a015d3fa0c241538686618007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc267d02b00000403004730450220354dc4d52f39e32ab9d4267ca9a085514114a48d95a30657ecc12f57a56386f8022100dd814aad7272ee723817d996e7cb80903eccf3c45d81e9410e8a6b480b2e0861
 . . . . [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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