DV SSL/TLS Certificate for ultrawaves.fr

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the ultrawaves.fr DV SSL/TLS Certificate

This certificate with serial number 06:d4:97:50:4a:19:b5:db:ab:c2:ca:90:2b:7e:42:42:e2:50 for ultrawaves.fr was issued on by Let's Encrypt.

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 ultrawaves.fr 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:d4:97:50:4a:19:b5:db:ab:c2:ca:90:2b:7e:42:42:e2:50
Serial Number (int): 595014707691847936302727883104925713097296
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: a4:de:26:b3:d9:e8:bc:6d:24:c6:2b:23:5c:4b:48:ee:97:77:24:f1
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): 5f:9e:fb:01:3a:21:12:2f:6b:06:c1:21:2a:f7:c9:8f:0b:d0:ff:2a
Fingerprint (SHA-256): 36:76:f0:3a:14:e3:fe:ea:25:4f:8a:8c:eb:2b:0c:51:b6:08:fe:9f:db:7f:fc:f4:b8:4b:34:d3:e4:c2:f0:74

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/81.crl

Check the revocation status for certificate ultrawaves.fr
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for ultrawaves.fr

Public Key Algorithm
RSA
Key Size
3072
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

ultrawaves.fr

X.509 Certificate

The complete raw X.509 certificate details for ultrawaves.fr 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 595014707691847936302727883104925713097296
 . . . . . . . . [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 2025-07-02 03:27:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-30 03:27:20 +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 'ultrawaves.fr'
 . . . . . . . . [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 (3184 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 4700104197656629245141994499726476760947865254240949361553385191296543137084244960508201232354516292183070068658234905593320398295462912255192455340315913393181109286273245831869989305344466264645562982022160084174794877315476108513849030864095527417941194320899395876278524396778245374316683996843319639701327047407220342865740243418033417241754202707805452735016748076355672833399195736265984532035371777586266971050508067699980056685444811872932632512283755763067891529550831365964349232474629628649572446500167551464310147860448994583054019156979988616207547771353124060302213633137194170689070461153662217348085231804013144303149605541274559907142343472157561914241747097306221457616274400750181268974158634027584898030306762241489366699003271708642584343381136033146453141019792323043196494441716843990387085685353507273974266787602818854860242541078440470683670084646258630537510061518861999765528272895468919480424329
 . . . . . . . . . . . . . . . . . . . . [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)
							a4de26b3d9e8bc6d24c62b235c4b48ee977724f1
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ultrawaves.fr'
 . . . . . . . . . . . . . . . . [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/81.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)
							00ee0075000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197c96248ea00000403004630440220351f670a2e7c55eb8790670276878b6c93ec327a1378e1ba2e80409c562ab04102207e217a468234aaf7b09577b702c96794d0ebc2b3879b5a5ac801ce1ff0e9c9690075007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b800000197c96248fe0000040300463044022013fb9b1e2bec342dd63d7e11d5b5f889e4708f778a8b146afe58f020ec1a7bde0220446a6d0d01eb88ec6520f88e014afc85c24f2a88e07450936c5235a3a3c7c2c6
 . . . . [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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