www.avalondp.com.issandjo.com

Issued by R3

About this certificate

This digital certificate with serial number 04:f8:0e:10:51:0c:63:20:a2:e6:e0:d9:3f:46:a0:3e:75:26 was issued on by Let's Encrypt.

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=www.avalondp.com.issandjo.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:f8:0e:10:51:0c:63:20:a2:e6:e0:d9:3f:46:a0:3e:75:26
Serial Number (int): 432857864635981045221712551073324315079974
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 3d:16:30:ce:f2:4a:e6:27:15:5f:55:35:2a:fc:ad:38:8f:43:3a:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b1:7a:0d:0e:18:b2:59:53:7d:78:d4:bc:03:83:35:fd:8b:0f:c4:0e
Fingerprint (sha256): 2d:8e:59:22:97:2c:e7:3e:77:a5:b7:41:34:5e:7e:aa:80:44:e2:0c:cc:a2:54:8f:7b:e7:f9:a4:3a:11:24:71

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.avalondp.com.issandjo.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.avalondp.com.issandjo.com

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

*.avalondp.com
avalondp.com
avalondp.com.issandjo.com
www.avalondp.com.issandjo.com

Other certificates including the domain name issandjo.com

(limited to 100 certificates)
tradersbro.com
www.avalondp.com.issandjo.com
elelet.in.issandjo.com
avalondp.com.issandjo.com
www.sunderrajandvanitha.org.issandjo.com
*.vioava.com
cocobrigs.com.issandjo.com
*.com.issandjo.com
tradersbro.com
graceinternationalschools.com.issandjo.com
aksharawindows.com
sunderrajandvanitha.org
elelet.in
elelet.in.issandjo.com
avalondataproducts.com
cocobrigs.com.issandjo.com
aksharawindows.com.issandjo.com
www.sunderrajandvanitha.org.issandjo.com
www.jerrexsolutions.com.issandjo.com
avalondp.com

Certificate

The complete raw certificate details for www.avalondp.com.issandjo.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFQTCCBCmgAwIBAgISBPgOEFEMYyCi5uDZP0agPnUmMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMjgyMDE5MzhaFw0yNDA0MjcyMDE5MzdaMCgxJjAkBgNVBAMT
HXd3dy5hdmFsb25kcC5jb20uaXNzYW5kam8uY29tMIIBIjANBgkqhkiG9w0BAQEF
AAOCAQ8AMIIBCgKCAQEA20ozZb+GUAT5jajhj4/Q3qO03arWi82jVg4x6TGYy6z6
Gbx261zs3+nYYTscBm1sV2coLa8BAVmsqZu2Ua1SISlevnCP1GAoQCE2Ruk6ZeoN
SLBq06JISd0gy4PwROyfaWUjRP45KQ2nogaOEHOWRl6BT3ylDVLeguVfnnHBi7Oh
vsxM6DmD64gI3Lo2EEIPAyzD2JcbzqXzJWXSR06X89q3wTG4A7LniCyWtV0jr3jQ
kLDKTDpuY/9x5aM1Sr+vNKOOrVy5OktuaVzEynsYDaPwU6nqRmiCHfoAoThTFkkm
Yp7p1XkG5igZ/K9aV8VIf2YOSiSjS7hvR3Kszu5vCQIDAQABo4ICWTCCAlUwDgYD
VR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNV
HRMBAf8EAjAAMB0GA1UdDgQWBBQ9FjDO8krmJxVfVTUq/K04j0M6/DAfBgNVHSME
GDAWgBQULrMXt1hWy65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYB
BQUHMAGGFWh0dHA6Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDov
L3IzLmkubGVuY3Iub3JnLzBhBgNVHREEWjBYgg4qLmF2YWxvbmRwLmNvbYIMYXZh
bG9uZHAuY29tghlhdmFsb25kcC5jb20uaXNzYW5kam8uY29tgh13d3cuYXZhbG9u
ZHAuY29tLmlzc2FuZGpvLmNvbTATBgNVHSAEDDAKMAgGBmeBDAECATCCAQUGCisG
AQQB1nkCBAIEgfYEgfMA8QB2ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0tcm/h
+tQXAAABjVHxNdYAAAQDAEcwRQIhALaqdhiiNWCw0OsWnQ/I+tQNLsKdet6Kpvj7
Yqs2AkQ/AiBsyPSCGu7YfuGoQVfzjB2gdEd04xs+hlq1dbqfs53LlwB3AO7N0GTV
2xrOxVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAABjVHxNikAAAQDAEgwRgIhAMy/
nlsXyyXa1/N2Fj5Th2dZ6/z99SNa8jpc0h8PEt8mAiEAwQre9AEV5KCIGDZC8+Ml
kbdkyF738N5uLhf6Z6efds0wDQYJKoZIhvcNAQELBQADggEBAI9mX7D74EB1WGQS
03AOyL+onewiiDprph0r6PMeINNoP80/+oHlY8Icnghr0v3w2gWrKKBqQPlVY0iq
srIj/i1JkmnosXnHFjMX9ZjEE1QuecB5E43ALdyD2JM6UVziF/HX1bzL94EfLtYX
I8CVI5SqbcS0VLSM0svvi6Zod5BLnN4NNPodAlCu0ILE8aIy98dBye1uwjJtuznc
NrErxDAoWxfJqvVIJz7jrBU60vh8j+FfCI8SwE91GYQIiYbgL97n+yK4f3zxpl8y
41vsA7M6wEKh05rj1ruiCQmwXXv/kvKKrVBwqZab/OBa7V4qe/xtyCMRijZcE9XR
rj8J240=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA20ozZb+GUAT5jajhj4/Q
3qO03arWi82jVg4x6TGYy6z6Gbx261zs3+nYYTscBm1sV2coLa8BAVmsqZu2Ua1S
ISlevnCP1GAoQCE2Ruk6ZeoNSLBq06JISd0gy4PwROyfaWUjRP45KQ2nogaOEHOW
Rl6BT3ylDVLeguVfnnHBi7OhvsxM6DmD64gI3Lo2EEIPAyzD2JcbzqXzJWXSR06X
89q3wTG4A7LniCyWtV0jr3jQkLDKTDpuY/9x5aM1Sr+vNKOOrVy5OktuaVzEynsY
DaPwU6nqRmiCHfoAoThTFkkmYp7p1XkG5igZ/K9aV8VIf2YOSiSjS7hvR3Kszu5v
CQIDAQAB
-----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 432857864635981045221712551073324315079974
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-28 20:19:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-27 20:19:37 +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.avalondp.com.issandjo.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27682778551615753379868715310774470035475198673825664742638858493442686922840854312949140298964013073064124937340770066414109614209632625372680981069874170651029058821320258449191402413826750159332563266650127431444770906956526519846927356766305592996606505316015620574500375598130687320655563105436760060105790616474776637402952400306043729090153882872868982942664194351619729111827322899617668911274014866997030867126355681952154639445086867561380196417498691194091875587485045100574839472954324597123968558572928684956793717564609235651752437998413604257249219203231029214261796716357178415120898254407503195303689
 . . . . . . . . . . . . . . . . . . . . [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)
							3d1630cef24ae627155f55352afcad388f433afc
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (90 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.avalondp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'avalondp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'avalondp.com.issandjo.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.avalondp.com.issandjo.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 (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 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d51f135d60000040300473045022100b6aa7618a23560b0d0eb169d0fc8fad40d2ec29d7ade8aa6f8fb62ab3602443f02206cc8f4821aeed87ee1a84157f38c1da0744774e31b3e865ab575ba9fb39dcb97007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d51f136290000040300483046022100ccbf9e5b17cb25dad7f376163e53876759ebfcfdf5235af23a5cd21f0f12df26022100c10adef40115e4a088183642f3e32591b764c85ef7f0de6e2e17fa67a79f76cd
 . . . . [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)
		008f665fb0fbe04075586412d3700ec8bfa89dec22883a6ba61d2be8f31e20d3683fcd3ffa81e563c21c9e086bd2fdf0da05ab28a06a40f9556348aab2b223fe2d499269e8b179c7163317f598c413542e79c079138dc02ddc83d8933a515ce217f1d7d5bccbf7811f2ed61723c0952394aa6dc4b454b48cd2cbef8ba66877904b9cde0d34fa1d0250aed082c4f1a232f7c741c9ed6ec2326dbb39dc36b12bc430285b17c9aaf548273ee3ac153ad2f87c8fe15f088f12c04f751984088986e02fdee7fb22b87f7cf1a65f32e35bec03b33ac042a1d39ae3d6bba20909b05d7bff92f28aad5070a9969bfce05aed5e2a7bfc6dc823118a365c13d5d1ae3f09db8d