www.bandtgroup.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:0d:23:12:4d:bd:ac:4b:f1:5b:d7:91:58:a1:0d:63:2c:bc 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.bandtgroup.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:0d:23:12:4d:bd:ac:4b:f1:5b:d7:91:58:a1:0d:63:2c:bc
Serial Number (int): 352919432514982097721253248977244875074748
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 04:6d:b1:10:d9:7a:20:76:0a:e2:28:f3:3f:f5:b3:49:1f:c1:c9:09
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6f:62:42:14:a9:7d:38:46:02:41:40:cb:bf:ff:6d:67:a5:1f:c7:df
Fingerprint (sha256): 60:93:dd:77:4a:e6:e7:ff:6f:6e:50:c2:1c:41:37:e9:f5:5e:1a:cc:58:c5:45:34:73:c4:22:d9:ec:dd:84:32

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.bandtgroup.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bandtgroup.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.bandtgroup.com

Other certificates including the domain name bandtgroup.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.bandtgroup.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 352919432514982097721253248977244875074748
 . . . . . . . . [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 2020-03-11 08:34:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-09 08:34:04 +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.bandtgroup.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 837357027982237275416892212823976893261910955799039052986720066858469118010933511873492814448425940260457018001215557375005108874893551559266106937577240382717142718525013981470906802342262604625217618520866440328269284830280955686085454127769360207787360055404226906786657621507408556389099056358707195038918086285580575270879832272228063904786962313554189127035591319452457573702179750854068852544080464780852619247644512936104284960479063428107978621819070552241652589563722997514466091794900556209086483628349567187982082895327351336144347445822502244663950186497504899712430339831489741148484834962989409505288052652787896476647226267420198251829207754475027914417635153232185534144716169765825153225389858546308644417954311375721729164932973474725277762689101871023567088016621993122640435782042260479293113838218535564402037017570641315279542520348589581601605098902128874884931496627718862749023794553409386781033535709559959031126557691402556940611083181472399396322509023313514677505796013538969062539847399240959083955475558539957856944483948669179449720251089589680544393498931713257265741915023261105001657814287773648892411769963734280188555546063820706484600393728761883239754337290751290695196980938688216640278172697
 . . . . . . . . . . . . . . . . . . . . [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)
							046db110d97a20760ae228f33ff5b3491fc1c909
 . . . . . . . . . . . . . . . . [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.bandtgroup.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)
							00ef007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170c8f1a450000004030046304402202ff37a503ba2761c01e9d3c7a9335d763ff45e6a74e9c9379f26c62acf549088022070b4112093206e6f2c5d9a3397d0dc7e56879b87c2d762fbd50a679cd6b122ae007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170c8f1a44e0000040300473045022007eac539ac1d1825529428a65054cb22c19fb802da7c9b9e44398673a74a1cbe022100d16742eedb31fff5756893763a32661e5df82a67cc4108d8463ef06647609f2d
 . . . . [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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