DV SSL/TLS Certificate for tdamiami.org

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the tdamiami.org DV SSL/TLS Certificate

This certificate with serial number 06:81:c5:1b:64:bc:6a:19:b2:87:a1:91:2b:c3:9d:4b:13:9c for tdamiami.org was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for tdamiami.org provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:81:c5:1b:64:bc:6a:19:b2:87:a1:91:2b:c3:9d:4b:13:9c
Serial Number (int): 566832141073716041928945219028874299118492
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: ff:59:d5:f5:2b:e0:f1:b6:43:6d:d7:fb:45:0a:80:c9:31:ff:62:77
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): c7:05:b1:4b:ed:54:08:ba:20:53:bc:66:30:80:5f:c0:71:04:53:c9
Fingerprint (SHA-256): 54:17:8e:6c:a8:d1:c4:78:62:5d:f7:e7:f5:05:c3:d5:ff:cc:da:36:7b:2c:f2:44:12:28:2d:a5:76:1c:7f:c0

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/29.crl

Check the revocation status for certificate tdamiami.org
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for tdamiami.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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for tdamiami.org in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFBDCCA+ygAwIBAgISBoHFG2S8ahmyh6GRK8OdSxOcMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTEwHhcNMjUwNTIwMDg1NDQ1WhcNMjUwODE4MDg1NDQ0WjAXMRUwEwYDVQQD
Ewx0ZGFtaWFtaS5vcmcwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC4
nurHR/pxRPXTA6VE3WuMtITY7UpdH6va9NGMEOJNIH3NlFbEXD/gWCACBLmaxtPW
yLSyqQ8oLzWLmVaS2I1umgzVd8Hlp6ktso9xjzKaKSKtzGz31/FcHSH3aRHJD9hE
aK62UTGEzM+4ingKDwqq7m0DF+3XUL43YMGHadaOZ4mmEUCUjUXXj8kQO9FwANCM
vYh9ZLvBuLnYUbpmewCt+H5O+RYaFmvtk1Nmzkcq5ePt83duiwE0sPc3JfTotMwB
pB6LQDYK/goEyJNIlwUEXxk737FHxWm5+xxBm2e3rVjGjLLMHHGe5WuZVAPaBu0H
sYUaQvsY7PC8/Q79tSGHAgMBAAGjggIsMIICKDAOBgNVHQ8BAf8EBAMCBaAwHQYD
VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O
BBYEFP9Z1fUr4PG2Q23X+0UKgMkx/2J3MB8GA1UdIwQYMBaAFMXPRqTq9MPAemyV
xC2wXpIvJuO5MDMGCCsGAQUFBwEBBCcwJTAjBggrBgEFBQcwAoYXaHR0cDovL3Ix
MS5pLmxlbmNyLm9yZy8wKQYDVR0RBCIwIIIMdGRhbWlhbWkub3JnghB3d3cudGRh
bWlhbWkub3JnMBMGA1UdIAQMMAowCAYGZ4EMAQIBMC4GA1UdHwQnMCUwI6AhoB+G
HWh0dHA6Ly9yMTEuYy5sZW5jci5vcmcvMjkuY3JsMIIBAgYKKwYBBAHWeQIEAgSB
8wSB8ADuAHQA7TxL1ugGwqSiAFfbyyTiOAHfUS/txIbFcA8g3bc+P+AAAAGW7RyW
HwAABAMARTBDAiAtUQeUlX5GFZguamYhnCdIzs70HUgrsDm5LNARqpGD5wIfacvY
BG2WCNuCQKEaijA9YX89pdnWtLX0iHa7+YE3cwB2ABLxTjS9U3JMhAYZw48/ehP4
57Vih4icbTAFhOvlhiY6AAABlu0cngIAAAQDAEcwRQIgWI0BcWhj/zm9vOBBFWRC
Q5l11UY+2ZGHyDxJurmAWeECIQCoJ+HRxbLkWUC8GyHDFhBHGDHL0TqYuQYlO7Ii
3FeO/DANBgkqhkiG9w0BAQsFAAOCAQEAaer/dW9cThZBMuGTneq7+xfuJ6Xq1Scm
Wc01v//UniUJ9CCwND2B6sRORUh9mBWzD2vXcAgWJ/sD/pTujroTU60h+5b0yZsw
UN9lo7KEOQVh4hr7g9SZwlj1mG+KD5+EWfhKo1IjbTX4dKFErNNcIqzlz9nvTf2b
IFYG0h9eSeLvBgZ7GnX1wulfjg5+h4ihlE0QvKJFYC2+TwX//NS3oNNQTFmzVOYP
s7MXfc6E85hRyvMZanx0NCfEGhn4DJQy8avUsNai3pJ7x0DyrOmAtP8KeDdH5bBC
acpfZKLREhRwmB4F7JB+s00Su6V4FmF93cR4lAA6URfwNLHNWGhJNg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuJ7qx0f6cUT10wOlRN1r
jLSE2O1KXR+r2vTRjBDiTSB9zZRWxFw/4FggAgS5msbT1si0sqkPKC81i5lWktiN
bpoM1XfB5aepLbKPcY8ymikircxs99fxXB0h92kRyQ/YRGiutlExhMzPuIp4Cg8K
qu5tAxft11C+N2DBh2nWjmeJphFAlI1F14/JEDvRcADQjL2IfWS7wbi52FG6ZnsA
rfh+TvkWGhZr7ZNTZs5HKuXj7fN3bosBNLD3NyX06LTMAaQei0A2Cv4KBMiTSJcF
BF8ZO9+xR8VpufscQZtnt61YxoyyzBxxnuVrmVQD2gbtB7GFGkL7GOzwvP0O/bUh
hwIDAQAB
-----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 566832141073716041928945219028874299118492
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-20 08:54:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-18 08:54:44 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'tdamiami.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
 . . . . . . . . . . . . . . . . [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 23306213058088195612301471879732094446339766790301661121661814065021008388567714417672428162949968025925232678390844101082751203025340316990835471028876770313907874969867474451230301102171279420955722374504928261249532836233040773134193740111298378732180968208430686940684753157480460258268136260201995604808556823254089473624633526369822811641231031581334784235436830579729589997731056876541622513143275235967695645865626622654456531531249409477377736849916624128910134589482756240266313698902236790542561654372581576703817205659267410602447192787989910135440462410174015434943772364510422875443676140280097956766087
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							ff59d5f52be0f1b6436dd7fb450a80c931ff6277
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tdamiami.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tdamiami.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/29.crl'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007400ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196ed1c961f000004030045304302202d510794957e4615982e6a66219c2748cecef41d482bb039b92cd011aa9183e7021f69cbd8046d9608db8240a11a8a303d617f3da5d9d6b4b5f48876bbf981377300760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000196ed1c9e0200000403004730450220588d01716863ff39bdbce041156442439975d5463ed99187c83c49bab98059e1022100a827e1d1c5b2e45940bc1b21c31610471831cbd13a98b906253bb222dc578efc
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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