www.danburyisd.org

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:31:d2:8d:3f:27:e0:88:89:e8:7f:e2:9f:98:d7:4d:a6:89 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=www.danburyisd.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:31:d2:8d:3f:27:e0:88:89:e8:7f:e2:9f:98:d7:4d:a6:89
Serial Number (int): 278290565048329803469058539195691436975753
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3d:fc:06:de:03:40:4a:2d:b8:2e:14:8c:8a:2c:84:78:5f:b2:d4:99
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7f:b5:da:73:c7:2f:d2:6d:1d:31:8f:d4:3b:c5:26:94:65:b7:ca:2b
Fingerprint (sha256): 0d:43:f7:e1:a2:7d:2a:5b:f1:13:8d:ca:16:fb:be:50:24:f2:9e:4f:03:4d:44:c4:12:48:9b:a4:f9:e9:7b:f8

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 www.danburyisd.org

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.danburyisd.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

www.danburyisd.org

Other certificates including the domain name danburyisd.org

(limited to 100 certificates)
danburyisd.org
www.danburyisd.org
www.danburyisd.org
danburyisd.org
admin.acsc.net
admin.danburyisd.org
www.danburyisd.org
danburyisd.org
bands.danburyisd.org
admin.acsc.net
www.danburyisd.org
danburyisd.org
www.danburyisd.org
www.danburyisd.org
admin.acsc.net
www.danburyisd.org
TxEIS.danburyisd.org
bands.danburyisd.org
danburyisd.org
www.danburyisd.org
www.danburyisd.org
www.danburyisd.org
www.danburyisd.org
www.bclaboston.org
admin.acsc.net
danburyisd.org
www.danburyisd.org
admin.acsc.net
admin.acsc.net
www.danburyisd.org
www.danburyisd.org
www.danburyisd.org
www.danburyisd.org
danburyisd.org
www.danburyisd.org
www.danburyisd.org

Certificate

The complete raw certificate details for www.danburyisd.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsgzszTvmlMDQTe7P7ndK
g84GoMs5e4jZgnQd4n8LZgph9T9rxi0lUgNbgB85VH26/eIFJKTPfCI6tRmGg08m
dXu4jLfccgS8Boh95HxPYQYJ0wvtIvxnjwpTVvGgNZ8xVdGdXkbXsezRVLCjg/cr
6W8AvMEhHb8ecUmfBiKLeks1dyHB6kMd3PojWxOFk3u/HeOjCxkmjHAFMELPa4bP
tiRUZYVJOlJpK/1QNZA/Pgz0IKQI2ysjD9Zbamz5qXfxeOR+D7IkPYMC4l5sJQ1D
dJ53fO8KWtS6hKdK701DBWl/ILLI0gfBvDt99PRXrSoxfM68ilqThDxcF3NtDcMI
XwIDAQAB
-----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 278290565048329803469058539195691436975753
 . . . . . . . . [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 2019-07-01 15:11:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-29 15:11:19 +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 'www.danburyisd.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 22476791842269572590344544908138636633055036972553036018662541593070772265927477116003372634681054595123798454951510783746029999942097532507791822419595990875971910409204099226591858886637967806860603222182088038520141537998380902470445395984702890452984206022542400038574864679668618660099664781650997133287167353742486596099916838063543589031716206597476489235922826472615859304838063400454525686031301743101194644432315401697916113132141236926106356909712445352820346334838272263705014009846072571261470409010424583998752116374716813928430844598708125489709551520166621387588079514265114814092767436079338373711967
 . . . . . . . . . . . . . . . . . . . . [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)
							3dfc06de03404a2db82e148c8a2c84785fb2d499
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.danburyisd.org'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016bae4e0d5b000004030047304502210089a81fe90e12c16df3efe9bc6377345beb76e6de6d624a3c84ff3588d2fc73cd022031bd895c1597ae1c0d2b2a1bf97a5d08132e9883f77c82beb96aa290e60fef67007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016bae4e0d530000040300463044022005f4ca837cb015a559b38fac03cbbc8a5d4eb6e3caf3c238b8771fe4221a610802204b9a57e74fdebb7f3659e108737d2c56ae91f1b95996552e170c3b29aae7cb1f
 . . . . [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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