*.sany.in

Issued by Sectigo RSA Domain Validation Secure Server CA

About this certificate

This digital certificate with serial number aa:d1:fc:81:e4:86:a0:43:08:b4:8e:88:a2:c0:27:5a was issued on by Sectigo Limited.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=*.sany.in

Sectigo Limited

Organization: Sectigo Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate will expire on

Certificate Details

Serial Number (hex): aa:d1:fc:81:e4:86:a0:43:08:b4:8e:88:a2:c0:27:5a
Serial Number (int): 227059070785247897043347889281002645338
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: 55:eb:af:b9:ea:30:ec:4e:78:4a:ba:af:86:4e:ce:05:3d:6f:08:bd
AuthorityKeyId: 8d:8c:5e:c4:54:ad:8a:e1:77:e9:9b:f9:9b:05:e1:b8:01:8d:61:e1

Fingerprint (sha1): 3e:30:4e:11:7d:fd:bb:23:ed:e2:38:c0:7b:a5:05:d6:ef:c7:49:58
Fingerprint (sha256): 44:94:b9:4c:9d:89:2a:66:58:61:5d:f6:32:fc:ba:a4:41:34:ca:03:fc:84:83:bd:c4:82:53:2b:a0:fd:c3:9f

Issuing Certificate URL: http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.sectigo.com

Check the revocation status for certificate *.sany.in

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.sany.in

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

*.sany.in
sany.in

Other certificates including the domain name sany.in

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.sany.in in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkCGKO9bJfoB+Y8pA3cKp
YHkSRzJTMxu/KGvROjvWVebT8zQlqSB9fEghz7qYTt3HkUnv/g+vtmMnsCQLwWIu
HaWUAQR+LGuZhwgrMCgJiuaz5sFEN61wHlqjM3afqEHC3vhpVVNwvqEoLE/8UgkY
Boe4tl0UrIG7bA4HJPQZ4TKnP0JA5BK1hiDfA5xqqlb6VnoX/lVPF8lkk1ecHeao
t/lTB0BomaqoveVdtbbYv/hshl90FpiXGm4dVt/0Zd/D7ljmar9ENxycHE9yB7ND
dbnqZLs3am+X0UqaQzGmhu2LOAGOYtqi4vlrmoLqo5Co/pWbQsDjx0MN0K4LXyly
QwIDAQAB
-----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 227059070785247897043347889281002645338
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'Sectigo Limited'
 . . . . . . . . . . . . [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 'Sectigo RSA Domain Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-25 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-25 23:59:59 +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:12|false] UTF8String '*.sany.in'
 . . . . . . . . [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 18194855093490053791567186874221775256683684299211594778554865363062591906265158228345364262176876996082873373735796542626567024012012643179821081274436918130960656015455725390478820560077192437548135053870586678612295687616309074456606825709877845294460748855627943755817588600607569976117379628221718144728611856493931216626303801885518154410522308988337828972398405688285475804630958928590746949593621829297626630713194632660126072477971070240328304039906506856198291251079132881917347492183014893068060182124507906630466785104708427846536443956460734668134301784682687069676409190727033139068496443648886685921859
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 8d8c5ec454ad8ae177e99bf99b05e1b8018d61e1
 . . . . . . . . . . . . . . . . [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)
							55ebafb9ea30ec4e784abaaf864ece053d6f08bd
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (66 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.7
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://sectigo.com/CPS'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (120 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 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.sectigo.com/SectigoRSADomainValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.sectigo.com'
 . . . . . . . . . . . . . . . . [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 '*.sany.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sany.in'
 . . . . . . . . . . . . . . . . [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 (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . [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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