l.gdg.kr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:0b:04:d1:5a:47:d2:f5:24:f8:c2:da:37:a4:91:af:97:da 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=l.gdg.kr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0b:04:d1:5a:47:d2:f5:24:f8:c2:da:37:a4:91:af:97:da
Serial Number (int): 265086367764544988561080217973851044157402
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a1:2b:d1:4b:85:13:82:ca:ce:68:c2:4e:b7:68:38:ec:cb:55:5d:4d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 70:e1:42:d4:5a:2b:03:62:23:a2:9d:8c:b0:34:b1:9e:dd:08:60:1c
Fingerprint (sha256): ec:3a:80:42:f0:d2:77:76:91:ff:24:48:82:8a:1f:c2:dc:18:0d:66:3d:71:b1:ee:35:3c:a8:72:ca:90:19:9b

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 l.gdg.kr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for l.gdg.kr

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

l.gdg.kr

Other certificates including the domain name gdg.kr

(limited to 100 certificates)
new.dbpay.in
dev.smashcut.com
meuguiadeofertas.com.br
www.rdhome.it
www.emilylau.tk
devamin.xyz
sabedoriadasmatas.com.br
gdgcampus.app
to.gdg.kr
aant.com.mx
campus.gdg.kr
pythonprep.com
app.cloud-sms.us
www.redact.at
nikanorov.mobi
www.contenterra.com
www.inspirationalcare.com.au
www.alies.com.gt
www.adaqua.com.co
www.sit.cl
www.inspirationalcare.com.au
www.toe.com.mx
test.micervesa.mx
clienchat.com
canadianiaq.com
service.atleta.co
grandmasjid.com
languages.taurosoftware.com
app.mollwe.se
univercitythehague.com
myfarm.seetree.ai
www.androidaudioplugin.org
new.eestec.ro
www.rickvandeijk.nl
ubique.dev
ovellocapital.com
www.guitarlessonsderby.co.uk
qa.flex.htown.io
www.nog.lat
www.geoip.app
mltechnology.com.my
kalmbachwedding.com
www.siamshafiq.com
l.gdg.kr
www.ahnafishaq.info
villagebaker-orders.crispnow.com
brand.saleboard.app
akairo.net
io19-viewing-seoul.gdg.kr
qt-academicpublishing.org
karen-joynson.co.uk
l.gdg.kr
battlepass100.com
www.siamshafiq.com
tumashev.com
tilpservicios.tilp.es
honaapp.com
assets.thinkbigtech.com
dev.kxc20.com
to.gdg.kr
ducdao.io
terms.mcdonaldsnederland.app
shiffer.io
campus.gdg.kr
idahochallengerlittleleague.com
bookself.app
trts.io
formstest.datago.app
api.qa.beamo.co
admin-kone-pfi.manitoba.milleapps.com
l.gdg.kr
attire.app
colors.acutecomponents.com
devfest-seoul18.gdg.kr
l.gdg.kr
acihold.com
iconss.co.uk
aniccom.com
draper.net.za
turtopardavimas.lt
ciocca-stg-philly.cox2m.com

Certificate

The complete raw certificate details for l.gdg.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzOKuU2Mluew6ETVjxSWL
OpflRFbiFxvZ0+5o9za/k3pdlEX1O+iHPCc3Lq4AR5jfURnkuUzLmJh4SS50/hXN
4JC00ik9SILn1DMFD4hw+sLNhI1U5f5vMPBxK8vgx+ll2ZEFmzafN761O4B7ZkNO
LbXKz6fd6Xc9CQKA4WmVRmNeaLFbYNpJKP7/x4gFXS758SIBm1fvbv+2faI2aivp
MSDeSbS6tr0Pshms7kqgQ8W+cVYuViDbpepUXek8Mw+Ru39oQeyj7GTBBlnFT3yM
U12igsvDe5t5W1rB/mbW16Gw5P5KJNqAFHfVBRRCuAQXEtXFCu4bEzi67Scmzg1j
swIDAQAB
-----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 265086367764544988561080217973851044157402
 . . . . . . . . [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 2019-04-21 07:09:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-20 07:09:51 +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 'l.gdg.kr'
 . . . . . . . . [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 25864394760515348136175167878176543324543682636170291997013239152118597459346757330790424425898996894356871667044178835217303863240081641683435179037971165700056090184484032367139675120604355515210619208881846395990646414239803512394041746207582074288695671542672556869785308361309279229510633731654285513479653208164093729347794865839029474725269122251854451383858063576303350920666414720171853417623036199816686433300579703492990731527922991139662643830408825594814364826463840972524454606214283195538035211363001110094110715332606579725546914877836544705795395699579549755931620541610519384880274376679721582551987
 . . . . . . . . . . . . . . . . . . . . [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)
							a12bd14b851382cace68c24eb76838eccb555d4d
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'l.gdg.kr'
 . . . . . . . . . . . . . . . . [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)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016a3ef1c07f00000403004830460221009794f19f1e45ee13712eda028a17e759b9dc3802a0a2217048edb36165622997022100936afec4ff8d02b1aaa76e556511b9674f630532363a9c141dac717b17decb1b007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016a3ef1c07f0000040300473045022100f12ff99cf0d89cc92c96b8cf5da5d697a0c3cc04824a1c04851efbe2402fcb9e02201d757729813bea7f1158ced21a44bee005c795cdcba4ee9ec459d64013aa208e
 . . . . [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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