lipman.boston

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:a1:79:9a:d2:e0:02:f6:f8:95:83:55:8c:85:34:ed:39:b5 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=lipman.boston

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a1:79:9a:d2:e0:02:f6:f8:95:83:55:8c:85:34:ed:39:b5
Serial Number (int): 316283959347812064451273349436982803904949
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cc:2f:53:aa:16:e4:d2:be:ac:c3:2e:45:0e:b1:1c:89:20:d1:f1:d7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 83:41:05:ae:dc:38:5a:ac:03:f5:4a:f9:d8:95:e9:14:cd:00:75:0c
Fingerprint (sha256): a8:f6:7f:a8:4a:b9:d9:f2:d0:11:9e:e3:fd:eb:4e:d9:07:57:33:3f:c5:54:50:da:f5:dc:3d:86:e7:6a:e3:a5

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 lipman.boston

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lipman.boston

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

lipman.boston

Other certificates including the domain name lipman.boston

(limited to 100 certificates)
lipman.boston
lipman.boston
lipman.boston
lipman.boston
lipman.boston
lipman.boston

Certificate

The complete raw certificate details for lipman.boston 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 316283959347812064451273349436982803904949
 . . . . . . . . [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 2019-11-07 13:54:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-05 13:54:23 +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 'lipman.boston'
 . . . . . . . . [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 1016838475933700499630814005786631719306702770795287779230824368225712429071886061036498667062814896045996665812807167452029489009889541669392509489972487727073224869987540864021729558632880612021972541476352418319696024850670398305820700503577524452857840328014457311740597281161489777387829816804760242771227248865524936805283075458864157301656954248997890700545012519028432249490198842283259232556885541663346670952471782421199739091445065261528719963279893600735079219384891415152733848780593172279085837176148235550917898689133950789238585587330873233620061125916577716800217942914467281137379959311805575608428740326083642466759864378929728650355189228019100894011430118973692628020294473903237986879473271370220571198176675222931883644881056175628730502243469509144694335090910156087950420813608784566938108150690898442666335542130124343578679494205198568701937289916278304127898870386541889461894488681551995202688416106589656219275363266323554644657305940642416371220692384027141519019950164288513066231417756725543509994486184570302247075750356036627079763085117041774235283089050329158755574468243951211601248001009618978710140984067435820449166905684034734412835970083316393246518419135894857613262333887151901434166253539
 . . . . . . . . . . . . . . . . . . . . [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)
							cc2f53aa16e4d2beacc32e450eb11c8920d1f1d7
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lipman.boston'
 . . . . . . . . . . . . . . . . [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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e465bfc6c0000040300473045022100e61689343aa0d30867c19ad6aadb769a28f4a7dbad253cc3abcba6cb49abce840220412ecd18d48f76eba64904cc3cf59bbab1dd435674a8def2c08e04a20c4ad982007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e465bfc6300000403004730450220041366008ac519c1be2bc0c074b1fe45bbf8f7ddbe4d0e71eb0f44c976fa6ef8022100f89e67cd5979b60c1baadb2385ada584c436c336e618c6866fc24978d7e585a1
 . . . . [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)
		0082e2b7d054d4ca9e794edf2e84e5068f1da6aab0dd92e8ededb488296ef26d335f3674610d8d572fe54baa1e087e184a24220496d6b95a541dd5a1b2d3b8af801656f8c70406aaaad7faf4b373d1adc0eeac0935a37ba70a3ba5fe4d0f0943b9ebc9c10136fe00ca17e0759d1d6ba918ef6f65ca063117d4db09fd19ded5a9bc4c66028dbed88540b97fa622bdbd9ae0ccc3521f407b1372c69ee60c09ef0bbdc062b423a24b07788424448d61c01cb38ffe313b73275aae435be5cc143fcf530ee93c772b719c9f4c267336dfdf670c3b40a04ccc150cadc7cd87dd79c4653ab6f937b0208889fb4195be5ebf21e7a73f402793be9b900d94071bc60f77630e