| Hostnames | feishu.cn |
| Domains | feishu.cn |
| Cloud Provider | Alibaba Cloud |
| Country | United States |
| City | Dallas |
| Organization | Alibaba Cloud LLC |
| ISP | Zhejiang Taobao Network Co.,Ltd |
| ASN | AS24429 |
220 n208-097-068 ESMTP ready 250-n208-097-068 250-AUTH PLAIN LOGIN 250 STARTTLS
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
02:13:e8:a2:db:8e:b6:77:62:29:b3:6b:df:e0:df:e4
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=US, O=DigiCert Inc, OU=www.digicert.com, CN=GeoTrust TLS RSA CA G1
Validity
Not Before: Apr 19 00:00:00 2024 GMT
Not After : Apr 19 23:59:59 2025 GMT
Subject: CN=*.feishu.cn
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:99:1e:9f:8a:d4:0f:97:6a:ce:51:20:56:36:3b:
28:bc:e9:43:52:a2:f3:9b:42:fc:7b:ba:ce:c8:49:
46:4b:d8:b1:cc:a3:30:0a:05:c1:51:4d:4b:c5:e1:
c8:41:b9:80:5b:4d:0e:ce:a0:5e:79:74:77:01:fe:
c3:1e:33:b2:5b:ba:96:4d:0e:6b:ff:9e:1a:27:c9:
43:ec:2e:37:fe:5e:14:32:d7:f0:51:81:ab:a7:0b:
38:75:4a:69:ba:cc:57:9d:1e:80:7f:23:e9:c6:32:
4c:f6:76:c7:90:59:b2:3c:b3:a4:90:88:1c:7a:c0:
7e:28:50:2f:34:4b:2d:a0:b4:db:c8:78:51:d0:2a:
95:44:90:2a:56:8a:36:7f:fe:f0:8e:13:cc:27:50:
54:4e:9e:f1:60:eb:e7:84:6e:d0:c9:e9:b3:a9:8b:
2d:ba:c2:90:e3:c2:23:bd:b0:b9:4f:6f:b9:9a:94:
2b:b4:23:4c:88:2f:f2:56:84:0f:6c:e8:fd:24:cf:
38:23:6a:c7:51:18:50:99:d4:eb:56:96:a6:88:52:
ba:3a:03:4d:76:d5:52:9c:28:2b:98:a2:ef:bf:aa:
76:f0:66:f2:6c:f1:09:51:7e:4b:1b:29:e9:13:3d:
dc:ad:4e:d3:b4:6b:d6:b0:d5:70:47:10:2a:c9:ed:
02:eb
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Authority Key Identifier:
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
X509v3 Subject Key Identifier:
27:33:C9:79:CB:8C:F4:18:67:25:51:FF:50:38:16:03:76:30:1B:E2
X509v3 Subject Alternative Name:
DNS:*.feishu.cn, DNS:feishu.cn
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CPS: http://www.digicert.com/CPS
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 CRL Distribution Points:
Full Name:
URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
Authority Information Access:
OCSP - URI:http://status.geotrust.com
CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
X509v3 Basic Constraints: critical
CA:FALSE
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
Timestamp : Apr 19 00:23:13.172 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:9F:AA:2B:E3:FE:8F:3C:9C:1E:8B:DC:
F9:1B:CA:1B:D6:A8:1D:87:44:20:C6:7F:AB:3D:B9:D5:
A6:0C:17:1E:03:02:20:7F:16:97:2C:4F:8D:DD:8A:18:
AC:05:7A:BC:3F:7B:6B:DA:F4:15:DE:49:29:46:58:67:
CB:2C:8F:29:0F:3E:C1
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
Timestamp : Apr 19 00:23:13.111 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:91:7C:75:67:84:3C:0F:A8:12:CE:D1:
B8:DD:FD:AB:D6:4A:72:9D:C0:50:C7:55:23:14:F0:53:
1F:6F:F2:15:89:02:20:64:4E:77:BE:77:86:8F:0B:EE:
8E:D1:1E:B3:E4:8F:D5:15:D2:92:AB:43:9F:E4:73:77:
40:92:3F:02:30:5C:91
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
Timestamp : Apr 19 00:23:13.134 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B5:2C:B8:E9:22:8E:DF:CC:05:BB:46:
70:34:DF:4A:63:05:00:76:4A:25:15:48:02:4C:DC:25:
CE:C5:DF:EB:DA:02:21:00:C5:74:31:D9:C3:FB:CA:60:
B1:2B:31:9D:AD:4E:BF:81:BD:68:2D:34:A5:2A:90:3C:
40:5D:30:13:5A:5A:74:AA
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
23:c3:b8:bb:a2:1e:e6:c5:79:ab:61:7f:9a:54:3a:cf:32:71:
d2:2e:0f:95:18:fa:7d:9d:93:a6:00:9b:94:42:1a:68:20:42:
91:af:9b:ae:95:ff:b6:52:18:7e:dd:6d:99:ef:1e:cf:ec:73:
61:ee:37:ac:8b:a0:f5:8c:78:26:32:c7:52:57:4c:ea:00:06:
84:b4:8f:d6:af:8d:bc:f3:7f:3b:3c:13:0e:45:7b:f3:25:de:
f1:25:46:58:a8:b6:88:e8:66:9a:8b:a2:1d:02:38:1d:c8:8a:
57:5b:ea:1e:7d:c6:3a:36:39:22:4c:67:b0:c3:0f:d8:84:9e:
37:9b:1c:66:08:6f:73:ad:c3:59:8e:9e:a4:bc:4b:12:0b:a2:
f0:5e:14:06:4e:18:f6:a6:7a:3e:7f:ba:be:47:f2:6c:3e:02:
f3:1e:c9:1b:85:9e:70:31:60:3c:5c:db:8f:47:c0:03:5a:34:
23:be:f1:7c:da:f1:3b:da:05:19:9b:1c:88:24:35:ce:4b:99:
cc:a6:ec:ba:14:e5:7b:7d:f0:ba:61:e5:19:22:f8:3e:de:97:
0c:0d:45:c3:f0:61:a3:fc:bd:21:36:7d:70:94:34:b2:14:32:
c7:00:02:e9:ff:f0:6c:a4:64:f3:11:de:0c:02:36:4a:95:0e:
15:0d:03:e6
220 n208-102-099 ESMTP ready 250-n208-102-099 250 AUTH PLAIN LOGIN
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
02:13:e8:a2:db:8e:b6:77:62:29:b3:6b:df:e0:df:e4
Signature Algorithm: sha256WithRSAEncryption
Issuer: C=US, O=DigiCert Inc, OU=www.digicert.com, CN=GeoTrust TLS RSA CA G1
Validity
Not Before: Apr 19 00:00:00 2024 GMT
Not After : Apr 19 23:59:59 2025 GMT
Subject: CN=*.feishu.cn
Subject Public Key Info:
Public Key Algorithm: rsaEncryption
Public-Key: (2048 bit)
Modulus:
00:99:1e:9f:8a:d4:0f:97:6a:ce:51:20:56:36:3b:
28:bc:e9:43:52:a2:f3:9b:42:fc:7b:ba:ce:c8:49:
46:4b:d8:b1:cc:a3:30:0a:05:c1:51:4d:4b:c5:e1:
c8:41:b9:80:5b:4d:0e:ce:a0:5e:79:74:77:01:fe:
c3:1e:33:b2:5b:ba:96:4d:0e:6b:ff:9e:1a:27:c9:
43:ec:2e:37:fe:5e:14:32:d7:f0:51:81:ab:a7:0b:
38:75:4a:69:ba:cc:57:9d:1e:80:7f:23:e9:c6:32:
4c:f6:76:c7:90:59:b2:3c:b3:a4:90:88:1c:7a:c0:
7e:28:50:2f:34:4b:2d:a0:b4:db:c8:78:51:d0:2a:
95:44:90:2a:56:8a:36:7f:fe:f0:8e:13:cc:27:50:
54:4e:9e:f1:60:eb:e7:84:6e:d0:c9:e9:b3:a9:8b:
2d:ba:c2:90:e3:c2:23:bd:b0:b9:4f:6f:b9:9a:94:
2b:b4:23:4c:88:2f:f2:56:84:0f:6c:e8:fd:24:cf:
38:23:6a:c7:51:18:50:99:d4:eb:56:96:a6:88:52:
ba:3a:03:4d:76:d5:52:9c:28:2b:98:a2:ef:bf:aa:
76:f0:66:f2:6c:f1:09:51:7e:4b:1b:29:e9:13:3d:
dc:ad:4e:d3:b4:6b:d6:b0:d5:70:47:10:2a:c9:ed:
02:eb
Exponent: 65537 (0x10001)
X509v3 extensions:
X509v3 Authority Key Identifier:
94:4F:D4:5D:8B:E4:A4:E2:A6:80:FE:FD:D8:F9:00:EF:A3:BE:02:57
X509v3 Subject Key Identifier:
27:33:C9:79:CB:8C:F4:18:67:25:51:FF:50:38:16:03:76:30:1B:E2
X509v3 Subject Alternative Name:
DNS:*.feishu.cn, DNS:feishu.cn
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CPS: http://www.digicert.com/CPS
X509v3 Key Usage: critical
Digital Signature, Key Encipherment
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 CRL Distribution Points:
Full Name:
URI:http://cdp.geotrust.com/GeoTrustTLSRSACAG1.crl
Authority Information Access:
OCSP - URI:http://status.geotrust.com
CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustTLSRSACAG1.crt
X509v3 Basic Constraints: critical
CA:FALSE
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CF:11:56:EE:D5:2E:7C:AF:F3:87:5B:D9:69:2E:9B:E9:
1A:71:67:4A:B0:17:EC:AC:01:D2:5B:77:CE:CC:3B:08
Timestamp : Apr 19 00:23:13.172 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:9F:AA:2B:E3:FE:8F:3C:9C:1E:8B:DC:
F9:1B:CA:1B:D6:A8:1D:87:44:20:C6:7F:AB:3D:B9:D5:
A6:0C:17:1E:03:02:20:7F:16:97:2C:4F:8D:DD:8A:18:
AC:05:7A:BC:3F:7B:6B:DA:F4:15:DE:49:29:46:58:67:
CB:2C:8F:29:0F:3E:C1
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 7D:59:1E:12:E1:78:2A:7B:1C:61:67:7C:5E:FD:F8:D0:
87:5C:14:A0:4E:95:9E:B9:03:2F:D9:0E:8C:2E:79:B8
Timestamp : Apr 19 00:23:13.111 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:91:7C:75:67:84:3C:0F:A8:12:CE:D1:
B8:DD:FD:AB:D6:4A:72:9D:C0:50:C7:55:23:14:F0:53:
1F:6F:F2:15:89:02:20:64:4E:77:BE:77:86:8F:0B:EE:
8E:D1:1E:B3:E4:8F:D5:15:D2:92:AB:43:9F:E4:73:77:
40:92:3F:02:30:5C:91
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : E6:D2:31:63:40:77:8C:C1:10:41:06:D7:71:B9:CE:C1:
D2:40:F6:96:84:86:FB:BA:87:32:1D:FD:1E:37:8E:50
Timestamp : Apr 19 00:23:13.134 2024 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B5:2C:B8:E9:22:8E:DF:CC:05:BB:46:
70:34:DF:4A:63:05:00:76:4A:25:15:48:02:4C:DC:25:
CE:C5:DF:EB:DA:02:21:00:C5:74:31:D9:C3:FB:CA:60:
B1:2B:31:9D:AD:4E:BF:81:BD:68:2D:34:A5:2A:90:3C:
40:5D:30:13:5A:5A:74:AA
Signature Algorithm: sha256WithRSAEncryption
Signature Value:
23:c3:b8:bb:a2:1e:e6:c5:79:ab:61:7f:9a:54:3a:cf:32:71:
d2:2e:0f:95:18:fa:7d:9d:93:a6:00:9b:94:42:1a:68:20:42:
91:af:9b:ae:95:ff:b6:52:18:7e:dd:6d:99:ef:1e:cf:ec:73:
61:ee:37:ac:8b:a0:f5:8c:78:26:32:c7:52:57:4c:ea:00:06:
84:b4:8f:d6:af:8d:bc:f3:7f:3b:3c:13:0e:45:7b:f3:25:de:
f1:25:46:58:a8:b6:88:e8:66:9a:8b:a2:1d:02:38:1d:c8:8a:
57:5b:ea:1e:7d:c6:3a:36:39:22:4c:67:b0:c3:0f:d8:84:9e:
37:9b:1c:66:08:6f:73:ad:c3:59:8e:9e:a4:bc:4b:12:0b:a2:
f0:5e:14:06:4e:18:f6:a6:7a:3e:7f:ba:be:47:f2:6c:3e:02:
f3:1e:c9:1b:85:9e:70:31:60:3c:5c:db:8f:47:c0:03:5a:34:
23:be:f1:7c:da:f1:3b:da:05:19:9b:1c:88:24:35:ce:4b:99:
cc:a6:ec:ba:14:e5:7b:7d:f0:ba:61:e5:19:22:f8:3e:de:97:
0c:0d:45:c3:f0:61:a3:fc:bd:21:36:7d:70:94:34:b2:14:32:
c7:00:02:e9:ff:f0:6c:a4:64:f3:11:de:0c:02:36:4a:95:0e:
15:0d:03:e6