umamo.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:f0:96:df:80:4b:10:18:9e:8a:77:6e:a4:ad:62:10:29:0e 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=umamo.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f0:96:df:80:4b:10:18:9e:8a:77:6e:a4:ad:62:10:29:0e
Serial Number (int): 343205170539968684797626950480487970253070
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7a:02:d5:8c:07:6e:cd:43:3d:ec:a7:4c:7b:cd:fb:ef:33:29:34:7f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 51:06:17:af:7d:4d:7b:e7:d9:24:a4:79:64:c5:55:15:48:87:ce:08
Fingerprint (sha256): 91:7c:21:79:5a:3e:41:88:c5:7a:7f:94:6c:f8:ce:b5:a3:f9:aa:89:6b:48:18:fd:63:fa:74:f9:58:24:fc:c8

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 umamo.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for umamo.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

umamo.com

Other certificates including the domain name umamo.com

(limited to 100 certificates)
umamo.com
www.alicia.boston
umamo.com
umamo.com
www.umamo.com
www.ubimi.com
www.umamo.com
umamo.com
www.umamo.com
www.umamo.com
umamo.com
umamo.com
www.umamo.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGTDCCBTSgAwIBAgISA/CW34BLEBieindupK1iECkOMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjQxMTQ4MTNaFw0y
MDAyMjIxMTQ4MTNaMBQxEjAQBgNVBAMTCXVtYW1vLmNvbTCCAiIwDQYJKoZIhvcN
AQEBBQADggIPADCCAgoCggIBANjNOx3dcE/3Z+x2vWhmQIZir1l+iyrSiu6+Wr5R
3UCE3pamamYav+1C1KnV6tWMx7KlNRc7kqYrcSTKQVzwz4I2hdK2B/I0vsM2WEq2
wWPBWi7G13TxDAyAAnoRgqHRHICHMv4f6l+7sT/fVxKgACciVWqeuBWAIQ4CoRtU
LNXMUDE7gZp5YPTxBJwyIx/I6S8LosMxLV3LDiG7myOp7odqy1a5fyGEyO1fFH6G
83HnxC0FuNxYamypqtUCoUwARAgAkCRwS+l7mdlefQos2UoQtnXKklcXq+AEZcnw
bHWxX4iHF+soTxunGVr0ooXDClnLVdHYqcEV9L42/XN6ksxxhCWHwkI9V1beH1Y/
YU646uBWQRzE1dH0bO5qCwUznLwhZFUy+wmQoqLsxxuTUEQ1HsDN43MhiTXaAhEG
6T34sBpxPrJofzP2PcEBQK/MSzhQ6MOyaVxq+ElsDVMCb+9CsR/vDgeA6eEflWYY
UL3g/NeAFjP1I8IHi9J7mY6IHLYvBHzGezs+szgIxjbMRcQ7Z/9pGrPzVRzLE4lF
pQsSe3g6/A3wE8FYOJ3Z6v0FW3fOZJJoyLp7bAPgHgIeboGDywoYhET1Y2M6OUWh
qFEGKNnV1niZR8YB1AVU5NwSfzQSoGMUL++CzKufY6HM69inljo2hBZq3YnNpt95
1aQ7AgMBAAGjggJgMIICXDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB
BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFHoC1YwHbs1D
PeynTHvN++8zKTR/MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G
CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJdW1hbW8uY29tMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBBgYKKwYBBAHWeQIEAgSB9wSB9ADyAHcAB7dc
G+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFunXSXBQAABAMASDBGAiEA
8JPlZ1DHFlXmBLjRp4dY+O+RggD3q/bPE3dG8DEaeZcCIQCC6Eim//LPW4gzDYwK
n6Ysf7alMlrynFEe9AnoZ0LKOQB3AG9Tdqwx8DEZ2JkApFEV/3cVHBHZAsEAKQaN
sgiaN9kTAAABbp10lykAAAQDAEgwRgIhAPt6xrIKDP86Rrhzd27zyi0MR9Pz8GIK
0j8qgVAthzY0AiEArUl1c4WCf0YL/pyhht3/oXADZYXzyRHdmMZjZXgRONowDQYJ
KoZIhvcNAQELBQADggEBAAOV1s/7Vg6wYReOMb7XaQbS0WzssF19vfzQNtSvPtL7
YvVvYqOhMV7+zhRB+VtRp4sbxr+7yGOkHsHgdB8hidTN7KeSs72gmNmM1sVw6geQ
QBeeLbyHEAs+vyL1KsRbbHWiU3555BpkKLcthuiUR7A6Hm5CNSiU7bAjt4x7a7Nl
YgAPy+QENSQ2goW0nElLLuN+i7gmP/vlpzUpsXjH0yF/5gOs9BCib/CXmZ7RQD1X
vQUjg2NVmW+uDuT+PUUtbFmbPjd03FKhVjCyjPcHBQOI8nV4jbYiBD/xIh5V1vl8
IOB5tsBrUqRiAOfu5ymEWI1pLaXPqDQT+jcDDUAqp5I=
-----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 343205170539968684797626950480487970253070
 . . . . . . . . [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 2019-11-24 11:48:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-22 11:48:13 +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 'umamo.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 884473701206103900334755434138067706893475304284591887009314447415347926124500534905086357043956424993954219856559041253413145931088479505535906702406920769338477017679360640211779092995371832356176310429559562348753777327831873799133687979048037307168327409520391119877112649123788306956848399590265513736539397789359749576018774101551362385641305067335156323404552499971375860124545646614111497423608106105287720223061037601891975543822525582424145104134147101239111082503597974244774990168979669722963052252272614516069838222306390733948542503395546225513590446289429268401753590562745227588421858202723574912445182429502518690637500614326091231881993273383766026465337837949920125261330581166193192554641782526209600267267633178264910102676917725761558692478890756730858805922661474690847205392989582421028261394212561216337641105665003006210324046510657702228547724628625765184220236929596017156999602842638964364805808546390730185034976236471621452003978500771513732190150347844274046539948031771886020563902944642492407072242527862368943187636107461695598481966933252393063142964999661205720590772576231961754460920862254630703748399376199540865131458373535691594699286715375710770779890592021774768659019768016048183234110523
 . . . . . . . . . . . . . . . . . . . . [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)
							7a02d58c076ecd433deca74c7bcdfbef3329347f
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'umamo.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e9d7497050000040300483046022100f093e56750c71655e604b8d1a78758f8ef918200f7abf6cf137746f0311a799702210082e848a6fff2cf5b88330d8c0a9fa62c7fb6a5325af29c511ef409e86742ca390077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e9d7497290000040300483046022100fb7ac6b20a0cff3a46b873776ef3ca2d0c47d3f3f0620ad23f2a81502d873634022100ad49757385827f460bfe9ca186ddffa170036585f3c911dd98c66365781138da
 . . . . [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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