21 /
tcp
204711496 | 2025-04-03T12:13:21.734520
220 IServ
550 SSL/TLS required on the control channel
550 SSL/TLS required on the control channel
211-Features:
211-AUTH TLS
211-CCC
211-CLNT
211-EPRT
211-EPSV
211-HOST
211-LANG ru-RU;ja-JP;it-IT;zh-TW;es-ES;zh-CN;ko-KR;fr-FR;en-US;bg-BG
211-MDTM
211-PBSZ
211-PROT
211-RANG STREAM
211-REST STREAM
211-SIZE
211-SSCN
211-UTF8
211 End
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
22 /
tcp
1939254594 | 2025-04-07T10:58:17.238017
SSH-2.0-OpenSSH_8.4p1 IServ
Key type: ssh-rsa
Key: AAAAB3NzaC1yc2EAAAADAQABAAABgQDsq3IIRRj5MTFQ0MTPb0DvvRGAJ5RKoPLdbvTj35xLXV4r
ybemqug84rruHDju4hqIaVdcqcUrEPWmbbc/y+ThrgLKOdMp4LKZMgInbOgO+X3K+4qZqLgrhoZy
oUuS3NXYfbSnftpz/vxM1u4hOb6nxXpB3HDLNd1hSaoKZNzpyfO0QcE3i+GVbltPoFjrtlzmUB1f
4SQvnsS33HvZr2ZWZsEkfdzjocvr5dcdLq/fWK3LqeRi2STIWns6a+QCF5lExp2f0FvcfvjADUwi
A9Ql2xfxPwjYep2wrrrTgwyMe+ewkmShqLFV/gSFmwzySX9xdrlhSkY9arEcpLIzsnbMBN1KqJEc
gPCMgp1+bwVl4CTCv/YAC/ciCSlAeeovWqbLeEIvqCkwP+jAJaDmAUrJpd5e7HmJZx1yLXmT0zJK
XIbrO6sZGKajnbJjyp1gAMiMTe+cVcNtYrkIUZs0ZHjiPfQYcR5Ys+x6A/18UfXOTNZoslQgpAuA
CfIvb0jGl2k=
Fingerprint: 24:f2:a0:0e:4c:45:97:d0:22:90:3a:25:a6:8d:b0:3b
Kex Algorithms:
curve25519-sha256
curve25519-sha256@libssh.org
diffie-hellman-group-exchange-sha256
diffie-hellman-group16-sha512
diffie-hellman-group18-sha512
kex-strict-s-v00@openssh.com
Server Host Key Algorithms:
rsa-sha2-512
rsa-sha2-256
ssh-rsa
ecdsa-sha2-nistp256
ssh-ed25519
Encryption Algorithms:
chacha20-poly1305@openssh.com
aes128-ctr
aes192-ctr
aes256-ctr
aes128-gcm@openssh.com
aes256-gcm@openssh.com
MAC Algorithms:
umac-128-etm@openssh.com
hmac-sha2-256-etm@openssh.com
hmac-sha2-512-etm@openssh.com
Compression Algorithms:
none
zlib@openssh.com
25 /
tcp
-368313836 | 2025-03-28T10:17:57.419608
220 iserv.grb-mail.de ESMTP IServ Fri, 28 Mar 2025 11:17:37 +0100
250-iserv.grb-mail.de Hello v11r03ofivwzi.org [224.116.91.98]
250-SIZE 52428800
250-8BITMIME
250-PIPELINING
250-PIPE_CONNECT
250-CHUNKING
250-STARTTLS
250-SMTPUTF8
250 HELP
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
0 | 2025-04-03T03:48:54.148406
HTTP/1.1 301 Moved Permanently
Date: Thu, 03 Apr 2025 03:48:54 GMT
Content-Length: 0
Connection: keep-alive
Location: https://116.203.36.147/
Server: IServ
-1039835188 | 2025-04-06T18:10:18.940657
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: max-age=0, private, must-revalidate
Cache-Control: max-age=0, must-revalidate, private
Date: Sun, 06 Apr 2025 18:10:18 GMT
Content-Security-Policy: default-src 'self'; img-src 'self' data:; media-src 'self' blob:; connect-src 'self' blob:; form-action 'self';
X-Content-Security-Policy: default-src 'self'; img-src 'self' data:; media-src 'self' blob:; connect-src 'self' blob:; form-action 'self';
Referrer-Policy: no-referrer
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
Expires: Sun, 06 Apr 2025 18:10:18 GMT
Server: IServ
Strict-Transport-Security: max-age=63072000;
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
465 /
tcp
1061000564 | 2025-04-08T10:13:42.461284
220 iserv.grb-mail.de ESMTP IServ Tue, 08 Apr 2025 12:13:27 +0200
250-iserv.grb-mail.de Hello vy2cgcrkl2.com [224.137.62.28]
250-SIZE 52428800
250-8BITMIME
250-PIPELINING
250-PIPE_CONNECT
250-AUTH PLAIN LOGIN
250-CHUNKING
250-SMTPUTF8
250 HELP
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
587 /
tcp
-377967632 | 2025-03-28T22:23:36.895694
220 iserv.grb-mail.de ESMTP IServ Fri, 28 Mar 2025 23:23:20 +0100
250-iserv.grb-mail.de Hello trzkedj60209709.org [224.116.91.98]
250-SIZE 52428800
250-8BITMIME
250-PIPELINING
250-PIPE_CONNECT
250-CHUNKING
250-STARTTLS
250-SMTPUTF8
250 HELP
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
993 /
tcp
-1611957978 | 2025-04-01T19:32:35.338650
* OK [CAPABILITY IMAP4rev1 LITERAL+ ID ENABLE AUTH=PLAIN SASL-IR] iserv.grb-mail.de server ready
* CAPABILITY IMAP4rev1 LITERAL+ ID ENABLE ACL RIGHTS=kxten QUOTA MAILBOX-REFERRALS NAMESPACE UIDPLUS NO_ATOMIC_RENAME UNSELECT CHILDREN MULTIAPPEND BINARY CATENATE CONDSTORE ESEARCH SEARCH=FUZZY SORT SORT=MODSEQ SORT=DISPLAY SORT=UID THREAD=ORDEREDSUBJECT THREAD=REFERENCES THREAD=REFS ANNOTATE-EXPERIMENT-1 METADATA LIST-EXTENDED LIST-STATUS LIST-MYRIGHTS LIST-METADATA WITHIN QRESYNC SCAN XLIST XMOVE MOVE SPECIAL-USE CREATE-SPECIAL-USE DIGEST=SHA1 X-REPLICATION STATUS=SIZE OBJECTID SAVEDATE X-CREATEDMODSEQ PREVIEW=FUZZY URLAUTH URLAUTH=BINARY AUTH=PLAIN SASL-IR COMPRESS=DEFLATE X-QUOTA=STORAGE X-QUOTA=MESSAGE X-QUOTA=X-ANNOTATION-STORAGE X-QUOTA=X-NUM-FOLDERS IDLE
A001 OK Completed
* ID NIL
A002 OK Completed
A003 BAD Please login first
* BYE LOGOUT received
A004 OK Completed
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
995 /
tcp
-116946958 | 2025-04-07T09:36:38.135043
+OK iserv.grb-mail.de server ready <12025843892496733649.1744018592@iserv.grb-mail.de>
+OK List of capabilities follows
SASL PLAIN
EXPIRE NEVER
LOGIN-DELAY 0
TOP
UIDL
PIPELINING
RESP-CODES
AUTH-RESP-CODE
USER
.
SSL Certificate
Certificate:
Data:
Version: 3 (0x2)
Serial Number:
03:57:f8:8d:d0:ff:81:b8:1d:cd:ef:6a:f4:99:eb:30:e7:4b
Signature Algorithm: ecdsa-with-SHA384
Issuer: C=US, O=Let's Encrypt, CN=E6
Validity
Not Before: Feb 7 21:07:44 2025 GMT
Not After : May 8 21:07:43 2025 GMT
Subject: CN=grb-mail.de
Subject Public Key Info:
Public Key Algorithm: id-ecPublicKey
Public-Key: (256 bit)
pub:
04:6a:82:fc:95:50:95:d7:be:7b:aa:bb:17:da:60:
9f:3f:87:67:12:da:0d:f2:9d:06:32:92:86:30:f0:
ce:51:e6:56:ae:4e:24:92:97:14:cd:25:05:ca:8f:
c8:08:93:f6:34:68:a7:b0:37:09:43:af:68:0f:c1:
27:71:a9:0c:1b
ASN1 OID: prime256v1
NIST CURVE: P-256
X509v3 extensions:
X509v3 Key Usage: critical
Digital Signature
X509v3 Extended Key Usage:
TLS Web Server Authentication, TLS Web Client Authentication
X509v3 Basic Constraints: critical
CA:FALSE
X509v3 Subject Key Identifier:
68:A7:C5:2B:FD:5C:CD:80:45:87:EB:8B:FC:85:63:F9:23:0E:0D:91
X509v3 Authority Key Identifier:
93:27:46:98:03:A9:51:68:8E:98:D6:C4:42:48:DB:23:BF:58:94:D2
Authority Information Access:
OCSP - URI:http://e6.o.lencr.org
CA Issuers - URI:http://e6.i.lencr.org/
X509v3 Subject Alternative Name:
DNS:*.grb-mail.de, DNS:*.gymnasium-riedberg.schulserver.de, DNS:grb-mail.de, DNS:gymnasium-riedberg.schulserver.de
X509v3 Certificate Policies:
Policy: 2.23.140.1.2.1
CT Precertificate SCTs:
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A2:E3:0A:E4:45:EF:BD:AD:9B:7E:38:ED:47:67:77:53:
D7:82:5B:84:94:D7:2B:5E:1B:2C:C4:B9:50:A4:47:E7
Timestamp : Feb 7 22:06:14.507 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:45:02:21:00:E6:55:19:96:E8:0E:C1:0B:CF:FD:31:
DA:A9:B2:84:B7:83:FA:85:5A:3B:20:F5:50:70:68:05:
19:AB:8C:2F:1A:02:20:71:74:DF:D9:45:21:84:D5:B6:
8B:E6:58:72:85:A0:06:C8:9C:79:E6:D8:ED:60:CE:17:
72:3C:69:19:F7:52:F0
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : CC:FB:0F:6A:85:71:09:65:FE:95:9B:53:CE:E9:B2:7C:
22:E9:85:5C:0D:97:8D:B6:A9:7E:54:C0:FE:4C:0D:B0
Timestamp : Feb 7 22:06:14.528 2025 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:B3:F9:91:5C:23:1F:52:70:A2:E8:87:
FE:22:7F:B4:D5:83:81:1E:18:3A:71:C5:E8:15:18:E9:
8D:9F:B5:5B:E6:02:21:00:B0:5F:BF:8F:F7:40:36:AE:
70:AF:31:32:5D:41:74:CB:7B:72:5A:E7:3F:28:77:01:
02:0E:43:BB:2A:A3:7D:5E
Signature Algorithm: ecdsa-with-SHA384
Signature Value:
30:65:02:30:5a:b4:c7:22:62:56:d5:2b:75:c8:5a:a0:43:8f:
0f:a5:01:84:0d:a5:4a:52:55:f8:9c:5c:f6:a0:0d:41:c7:82:
1a:5c:ff:06:eb:cd:03:ac:73:ee:5a:18:2c:83:a1:7c:02:31:
00:81:7a:1b:b4:44:09:40:63:c2:85:b5:e9:6e:6e:8a:e5:f1:
47:96:a9:5d:ce:4f:e2:33:ee:43:5b:91:68:f2:b6:7e:fa:4c:
20:af:91:cb:3e:4b:c8:d3:dc:7b:ef:ee:c6
