www.dynafilter.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:78:1a:76:80:de:d7:74:26:47:de:f0:26:d9:5a:e3:e5:cf 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.dynafilter.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:78:1a:76:80:de:d7:74:26:47:de:f0:26:d9:5a:e3:e5:cf
Serial Number (int): 302205917058516831516695188240185025619407
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: bc:82:d8:fd:9f:2f:90:c1:40:00:7c:98:28:8d:f8:f8:4d:4f:a7:7d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0f:1d:57:69:74:33:22:33:71:36:05:e8:13:da:ff:c5:91:6c:25:79
Fingerprint (sha256): 94:27:eb:93:04:39:ad:3e:3a:ec:8d:5a:b8:97:69:0f:66:de:44:14:0a:bf:72:0c:25:b3:02:2e:12:32:af:c9

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.dynafilter.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.dynafilter.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.dynafilter.com

Other certificates including the domain name dynafilter.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGXDCCBUSgAwIBAgISA3gadoDe13QmR97wJtla4+XPMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTUyMzQ3NTVaFw0y
MDAzMTQyMzQ3NTVaMB0xGzAZBgNVBAMTEnd3dy5keW5hZmlsdGVyLmNvbTCCAiIw
DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAK/Hp2KE277gPM5fNSacagjonWJn
0Ei1LCzBLGnf7TM8GBTr3zl9K5/JlF3nCHpUAfHswBqLJot/AgZLLxp1pfeOX2Bk
ItW0pQTtUiRvopCIvZljTNBPib9FX0We5ab7GbstuUTd6X3LocLRqaQo+jMsv4jX
fUuqE1jS+r1bHwh1MbcMhHWkFniMTZS6AHZ920DmQgHBJ/tIqY/JU8GHLIMOazUf
pMxhove2egJSp6L4jbPj8xudhEHf5N3nYyxvYkblrvfgypnJBYXjVTvi57O1jFWX
mdmNYGe+vRsqV/Q1hk56ynfYcUFubYjM8v9MpgTtM9uIHA6EEror+sBT/I7wZHCP
5pegCRH0s16KXk//Z/uw4m4KHsT3+kmhakU6GZlUknreKAfEcBNFnc/6gzp24cAt
9wKkVeiEogMXo9nHqKtm8B7vORgProKufj0rDOyznbn4WXMGxUPdeN3S+QzzTB9D
LZVmiZOZL1nDtL+NApjno3deGmmIXzoTQhJAUldvS5ecZYcRieB0zi6dTq5jJyLI
ffUzTIAc+9AcgOJkmFefDAah7ekwtAz0MxORkBD2E1utHlHiByH+rw9c/QQ2NLGS
sUw/srgS8+ryHUskiAFc0aMCeH3+RtpZ6cQXIcJTqlKt5kGEP57yrt2bprwU/rYp
yzZuuAa21ne+KUFjAgMBAAGjggJnMIICYzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l
BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE
FLyC2P2fL5DBQAB8mCiN+PhNT6d9MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZF
Ze/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3Au
aW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu
aW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wHQYDVR0RBBYwFIISd3d3LmR5bmFmaWx0
ZXIuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI
KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHW
eQIEAgSB9QSB8gDwAHYAb1N2rDHwMRnYmQCkURX/dxUcEdkCwQApBo2yCJo32RMA
AAFvDC0IJAAABAMARzBFAiEA0Wti8L59Ia+TAS/gHO3jdYng5T27FQhdhOBeclSf
W/8CIFfcwuOP6Mt/b8RAcs3mwHnLG+EzlOLK+vg/TMQjLcj2AHYAB7dcG+V9aP/x
sMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFvDC0IQAAABAMARzBFAiAH9FJD7I1n
3BTcz1vjvpcdCZ2bqCegZe9DStR6pYaGRgIhAKKWxfGEldekNW9pQBmq6+1gI4We
vscsb58qPYAbUPG5MA0GCSqGSIb3DQEBCwUAA4IBAQAxYdMmDYWtylNVpFByoSoH
j1toZkFncB9tCPoxtmOtZ6uihPdgY/2DJxfS0PQERAYlP7b96gn3io8E2ArO8F50
dfTVPctrobYb+ZacQoq6VtFuWB3GvPiouwyZ/ID22qynDkWvpTeAkrj+KjGhNcnC
TNQoXo/7R/jM9wwPWWEbG3dn4Cc8rzl173MO695Ziiz0fYx/yFnP2kyOBmTr8eRw
ke+v9K3GCCXB+Zn1GYoU9bIrarvsXOYcV676VQElTVadse7l+Urmro6gBXJtn603
8wID1dPusGMluvwbHuwqHOovDaUOgM5uivKw08nF0rzXyDJDs1Y/bN33kufXb4Et
-----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 302205917058516831516695188240185025619407
 . . . . . . . . [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 2019-12-15 23:47:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-14 23:47:55 +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.dynafilter.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 717119417499985426863479009411485573158813762146829428446868712778432236637813581955039272561849251050048113137360198330299404330355709185855078022793981992649345793476378240463124854899627561898608177847010370532946325945063590647169203511778577869710633079040122425744137306449238423031441591399357811217138786603486433550596273795695458157662413391070723626915819805041255877720353749603812391962872116536480846145518897596731186187383279242286417985496538028299896323545091008050886119551564832290674659067471854401882004176927345585822024499443207060520621503169552557557887675760623500775155044588774522632785339401353930221568655700482786834635221554233708239270126466269211872399642992489559561462728298341147253516102449128261477366508632210324844288919667831614996136107528645534842111398195053433470437402256270127945214692605700827642614578784960157556107732826815736334393642035319325696129582156453573287091052495324043976631631134756245396817325186899963427513907766702492483597865895205035092572164183490454573910355280632319370486183551743015968156484171386821646851304395924535384488119303660898760805738832009414489053084282810122034219119499898674250328155575494399245254348575595766815406889287700202056713847139
 . . . . . . . . . . . . . . . . . . . . [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)
							bc82d8fd9f2f90c140007c98288df8f84d4fa77d
 . . . . . . . . . . . . . . . . [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.dynafilter.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f0c2d08240000040300473045022100d16b62f0be7d21af93012fe01cede37589e0e53dbb15085d84e05e72549f5bff022057dcc2e38fe8cb7f6fc44072cde6c079cb1be13394e2cafaf83f4cc4232dc8f600760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f0c2d08400000040300473045022007f45243ec8d67dc14dccf5be3be971d099d9ba827a065ef434ad47aa5868646022100a296c5f18495d7a4356f694019aaebed6023859ebec72c6f9f2a3d801b50f1b9
 . . . . [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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