www.birdflublog.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b0:ce:fd:29:98:21:b8:3b:74:e4:a1:d2:fc:12:94:6a:0f 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.birdflublog.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b0:ce:fd:29:98:21:b8:3b:74:e4:a1:d2:fc:12:94:6a:0f
Serial Number (int): 321501689835234721670971331543421641058831
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:4c:07:d2:04:9d:7f:93:d2:ab:b0:85:39:d7:d7:f2:26:16:3f:34
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 17:8c:c1:26:74:96:f1:31:87:55:7a:16:3f:bb:fa:4c:71:53:9f:3c
Fingerprint (sha256): 5a:48:29:8a:27:84:99:53:8c:52:72:3d:2a:e7:4f:2a:5e:30:c8:7c:65:a8:7e:11:4a:cb:b7:cc:63:d2:60:2b

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.birdflublog.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.birdflublog.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

www.birdflublog.com

Other certificates including the domain name birdflublog.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.birdflublog.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 321501689835234721670971331543421641058831
 . . . . . . . . [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 2019-10-17 05:05:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-15 05:05:55 +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.birdflublog.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 860325876314759446311463591386517363878700973019013920639033070016218030958003641624390136654098928831982147662166664634358175083367867620481781415526755589158644811370948640380905898652446173402064251572272495639858722583937260953977955765100940341097413926799427689987800577017159587989942549682468443307522773454933300458277390474538701643554191392518357283872381721353616282356850045570436183829897435592787164600164012584269024699614159537830703769424903290928358086486952837275288562567543334850269888101891968602524307223214430514909443471563064226078781426944841957844412387910724067447424652791000592978892966328102540220128554288119574321323017880960273882907874089022335824704282015610981939613830997040475552861968195249804135122930784675080642192941034439249588294167795251362338288840624841458209043261432072297553881369737245909573430850156605636961870754393297651352166946865023697593118023120309302763859262629815920502083664751820404634955891295782148272767476975132405657106137191440478067284817246752057542750931711879942608922083984306011133038355725441948544536602159804996669278254031333077567313354618901330903634213463118816955624008977288198191073660880287727702461868351245565491619067081624143494769258731
 . . . . . . . . . . . . . . . . . . . . [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)
							714c07d2049d7f93d2abb08539d7d7f226163f34
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.birdflublog.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dd8529bef0000040300473045022100809ec8155e5a26f48a36b6521160df93f3c07b5f1e0702f5dc090ab7075838fb0220771807fd7f69883b7b3390956847bc0f1c4decfadf693b2eec19ac4db5dc6ad00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dd8529ce8000004030046304402204ad99b73a89a8300cee4f5a434008acaaf72f83c1847e8d0d4bba03ec3f38191022037331b4f2f80d55d8e2a7b951f556966af92d0f541d5102dd7c81707bbabf2ee
 . . . . [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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