Search results ip="103.28.121.71"

103.28.121.71

80 http

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-05

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HTTP/1.1 301 Moved Permanently Server: nginx Date: Sat, 04 Jan 2025 22:33:20 GMT Content-Type: text/html Content-Length: 162 Connection: keep-alive Location: https://103.28.121.71/ X-Frame-Options: sameorigin X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block X-Download-Options: noopen X-Permitted-Cross-Domain-Policies: none Content-Security-Policy: default-src https: data: 'unsafe-inline' 'unsafe-eval' Referrer-Policy: strict-origin

https://103.28.121.71

443 https

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-04

nginx

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HTTP/1.1 200 OK Server: nginx Date: Fri, 03 Jan 2025 21:19:02 GMT Content-Type: text/html Content-Length: 78 Last-Modified: Tue, 21 Dec 2021 18:47:08 GMT Connection: keep-alive ETag: "61c2212c-4e" X-Frame-Options: sameorigin X-Content-Type-Options: nosniff X-XSS-Protection: 1; mode=block X-Download-Options: noopen X-Permitted-Cross-Domain-Policies: none Content-Security-Policy: default-src https: data: 'unsafe-inline' 'unsafe-eval' Referrer-Policy: strict-origin Accept-Ranges: bytes

Issuer

Organization:Let's Encrypt

CommonName:R10

Validity

ValidType:

Subject

Organization:

CommonName:mail.iu.ac.bd

Version: v3 Serial Number: 328359489037976933599783082090072427317652 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R10 Validity: Not Before: 2024-12-07 20:26 UTC Not After : 2025-03-07 20:25 UTC Subject: CommonName: mail.iu.ac.bd Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8 Subject Key Identifier: AC:A2:E5:C8:8B:B3:D6:54:E8:C4:94:A3:60:39:FE:1F:2D:F6:2B:B3 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r10.o.lencr.org Issuing Certificate URL: http://r10.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.iu.ac.bd Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

103.28.121.71:25

25 smtp

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-04

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220-mail.iu.ac.bd ESMTP Postfix 521 5.5.1 Protocol error

103.28.121.71:110

110 pop3

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-03

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+OK Dovecot ready.

103.28.121.71:143

143 imap

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-02

Banner

* OK Waiting for authentication process to respond..

103.28.121.71:587

587 smtps

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-02

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220 mail.iu.ac.bd ESMTP Postfix 250-mail.iu.ac.bd 250-PIPELINING 250-SIZE 24857600 250-ETRN 250-STARTTLS 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN 502 5.5.2 Error: command not recognized

Issuer

Organization:Let's Encrypt

CommonName:R10

Validity

ValidType:

Subject

Organization:

CommonName:mail.iu.ac.bd

Version: v3 Serial Number: 328359489037976933599783082090072427317652 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R10 Validity: Not Before: 2024-12-07 20:26 UTC Not After : 2025-03-07 20:25 UTC Subject: CommonName: mail.iu.ac.bd Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8 Subject Key Identifier: AC:A2:E5:C8:8B:B3:D6:54:E8:C4:94:A3:60:39:FE:1F:2D:F6:2B:B3 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r10.o.lencr.org Issuing Certificate URL: http://r10.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.iu.ac.bd Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

103.28.121.71:993

993 imaps

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2025-01-01

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* OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE IDLE AUTH=PLAIN AUTH=LOGIN] Dovecot ready.

Issuer

Organization:Let's Encrypt

CommonName:R11

Validity

ValidType:

Subject

Organization:

CommonName:mail.iu.ac.bd

Version: v3 Serial Number: 294489475331841471058238569544870882024984 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2024-10-08 20:20 UTC Not After : 2025-01-06 20:20 UTC Subject: CommonName: mail.iu.ac.bd Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 Subject Key Identifier: EC:25:9C:32:8F:D2:8A:7D:DF:5F:D0:39:B2:5C:4C:5B:E9:85:BB:E0 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r11.o.lencr.org Issuing Certificate URL: http://r11.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.iu.ac.bd Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

103.28.121.71:3306

3306 mysql

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2024-12-31

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Mysql Version: 5.5.68-MariaDB R\x00\x00\x00 5.5.68-MariaDB\x00\x98/\x0e\x00=\9F4oV?\x00\xff\xf7\xe0\x02\x00\x0f\xa0\x15\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00x_Sal}Q\X(Yl\x00mysql_native_password\x00

103.28.121.71:995

995 pop3s

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

2024-12-24

Banner

+OK Dovecot ready.

Issuer

Organization:Let's Encrypt

CommonName:R11

Validity

ValidType:

Subject

Organization:

CommonName:mail.iu.ac.bd

Version: v3 Serial Number: 294489475331841471058238569544870882024984 Signature Algorithm: SHA256-RSA Issuer: Country: US Organization: Let's Encrypt CommonName: R11 Validity: Not Before: 2024-10-08 20:20 UTC Not After : 2025-01-06 20:20 UTC Subject: CommonName: mail.iu.ac.bd Subject Public Key Info: Public Key Algorithm: RSA Public Key: Exponent: 65537 Public Key Modulus: (2048 bits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uthority Key Identifier: C5:CF:46:A4:EA:F4:C3:C0:7A:6C:95:C4:2D:B0:5E:92:2F:26:E3:B9 Subject Key Identifier: EC:25:9C:32:8F:D2:8A:7D:DF:5F:D0:39:B2:5C:4C:5B:E9:85:BB:E0 Basic Constraints: CA : false Path Length Constraint: UNLIMITED OCSP Server: http://r11.o.lencr.org Issuing Certificate URL: http://r11.i.lencr.org/ Key Usage: Digital Signature Key Encipherment Extended Key Usage: Server Auth Client Auth DNS Names: mail.iu.ac.bd Certificate Signature Algorithm: SHA256-RSA Certificate Signature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

mail.iu.ac.bd

80

103.28.121.71 103.28.121.71

country Bangladesh / Dhaka / Dhaka

ASN: 63961

Organization: Bangladesh Research and Education Network BdREN

iu.ac.bd iu.ac.bd

2024-12-08

nginx

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HTTP/1.1 200 OK Connection: close Transfer-Encoding: chunked Cache-Control: private, no-cache, no-store, must-revalidate, post-check=0, pre-check=0 Content-Language: zh Content-Type: text/html; charset=UTF-8 Date: Sat, 07 Dec 2024 21:29:13 GMT Expires: Sat, 07 Dec 2024 21:29:13 GMT Last-Modified: Sat, 07 Dec 2024 21:29:13 GMT Pragma: no-cache Server: nginx Set-Cookie: roundcube_sessid=o4a1sqp8gk17cj7h6b8l6c1tk4; path=/; secure; HttpOnly Strict-Transport-Security: max-age=31536000 Vary: Accept-Encoding X-Frame-Options: sameorigin