DV SSL/TLS Certificate for sibmetcentr.ru

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the sibmetcentr.ru DV SSL/TLS Certificate

This certificate with serial number 06:0a:f3:46:f5:eb:11:cd:4a:7f:ad:21:34:10:68:75:bb:b9 for sibmetcentr.ru was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. 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 sibmetcentr.ru 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): 06:0a:f3:46:f5:eb:11:cd:4a:7f:ad:21:34:10:68:75:bb:b9
Serial Number (int): 526399910111341177021708453946016082017209
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 90:c7:58:7e:5a:8f:1e:c7:8b:49:f4:7b:0d:9e:14:d2:01:21:65:fd
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): 4c:6e:24:50:5b:c4:ee:03:73:21:99:c0:d1:ea:d1:84:46:1f:23:aa
Fingerprint (SHA-256): 04:38:d4:82:1e:f0:c8:ae:64:bf:47:b7:ad:4a:04:db:18:e9:aa:d1:fb:6e:ae:c9:c3:e8:00:06:7a:82:f5:15

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

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/58.crl

Check the revocation status for certificate sibmetcentr.ru
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for sibmetcentr.ru

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for sibmetcentr.ru in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzh7l8GR1cEwy/hfIe5bI
4iydzY2aYG3nR9ahqOmM18VFeCf4gkatx8EtK6PCnpJYEY/NkxLlV1ffyoUY7dOj
01/0mREbTZmxjtWvIdosWvuxNbh6bPv2G3dsTqajNHSLKTkpaIaG8C30X/Xoblpd
hPGTEAgLPK4hMIbVCjAYbDqvy+a4ewnZ3JrYA5Gdkwp2mEKRrcVQ/aV1LNTLeNGB
K+fHnBJDjvrf3BexD8hJUJ7umA8GI3hREvqpih/QsMQrUAKXZxEnsw3sNK/i+yaD
jsJ6m6eBWtdcUe4FySlMFkQf4qx0vwrFbYeUqmDdvKK2aWAxWE9xc/mMpyTvEQFx
LwIDAQAB
-----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 526399910111341177021708453946016082017209
 . . . . . . . . [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 2025-06-20 08:35:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-18 08:35:03 +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 'sibmetcentr.ru'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26020327292977184528540147789819147469411301112924599462248495951349954096977037240415013091226697048458333515780858600961717269040921719522336280959834651478692782725538143768045857195546106600908471234137104819262063967319046740800729629733747847917235570967501634838423025707575919404686759643619290634221886542760307333075376175333869659046132042207962080306745430436128757803767878098567744525200405274389850752260358752126847812605701164030835427878778413920907436118016114165779565269600597828297873249476079881812229625453457480678289848524635904343137586217357507563723270054786033374892292381767861031498031
 . . . . . . . . . . . . . . . . . . . . [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)
							90c7587e5a8f1ec78b49f47b0d9e14d2012165fd
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'sibmetcentr.ru'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.sibmetcentr.ru'
 . . . . . . . . . . . . . . . . [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/58.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b8000001978cafb5d500000403004830460221009fa89273966384f2903bdfb0476a91430659bea7f10c1031ddb4401fdb1bb7a8022100bd488c6c901eec14f19beafa3de88b042e3279b88d2e862e175dd34b0aadf639007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a000001978cafbdbd000004030047304502204481d841397d32e8c1d4fbf17c5fe39eb37262d0db7361bd6623cfc8df95846a022100e4dd5ccd2f85047a442ca0541ce11ccd2bad5251835edf9e6587902e42951d96
 . . . . [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)
		00474c529f563c0d1c76fa4ff3040e203f380b8b43c96bf4d8670a7dfa1ccd5a9e82057daffb5f842fa7607524ec1e1f9608b109a17e37a3f20e67158a8d0f2bbbb84cd464282d6ae93fc14c23d2c727e9d6979349fa358740c89dfabee4cd9a631d54e7d0a3d74a86cd5ad57896bafc6249b5ab2591c17c6fdb0d88e1d49f3caf84e056c3e6ffdde294fc04ddf0e7d794db662537a1d057d0e560d85db111c304610dbec483ea17b5ca4fb473e56dbd5e25b36e94267ab0d17a4330ed33ada62892e7c6b8abbd7fbebe2ebf62c60bcd41b058e391ac068d387dd5dab39450cd3a44dbc6102b0e7ba4c44bc9cc4b538a8b3766a74d810a5e2f1380af5d549be827