This is the mail system at host mx1.mubakab.go.id. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system : Host or domain name not found. Name service error for name=allyourcheats.com type=A: Host not found : Host or domain name not found. Name service error for name=proxymail.twitter.com type=A: Host not found : Domain yahoo.cn does not accept mail (nullMX) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to RCPT TO command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to RCPT TO command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to RCPT TO command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to RCPT TO command) : host mx1.mail.yahoo.co.jp[203.216.254.90] said: 554 Message not allowed - SGS Email not accepted for policy reasons. Please visit https://support.yahoo-net.jp/PccMail/s/article/H000007355[916] (in reply to end of DATA command) : host eur.olc.protection.outlook.com[52.101.68.9] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB8D18B7B273C2] [DB1PEPF000509ED.eurprd03.prod.outlook.com 2025-07-25T05:28:08.874Z 08DDC68C62DA9ACC] (in reply to MAIL FROM command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to RCPT TO command) : host epals-com.mail.protection.outlook.com[52.101.41.183] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 AS(1440) [BY1PEPF0001AE17.namprd04.prod.outlook.com 2025-07-25T05:28:08.730Z 08DDC6AA3E2BFE0B] (in reply to RCPT TO command) : host chulmleigh-devon-sch-uk.mail.protection.outlook.com[52.101.68.39] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 AS(1440) [DU2PEPF00028D03.eurprd03.prod.outlook.com 2025-07-25T05:28:08.893Z 08DDC6BE1C3AC282] (in reply to RCPT TO command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host hotmail-com.olc.protection.outlook.com[52.101.9.10] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 (AS3130). [Name=Protocol Filter Agent][AGT=PFA][MxId=11BB94DA1E789E8E] [BL6PEPF0001AB4C.namprd04.prod.outlook.com 2025-07-25T05:28:09.093Z 08DDCA6D10514123] (in reply to MAIL FROM command) : host mx1.xerox.iphmx.com[68.232.130.184] said: 550 #5.7.1 Your access to submit messages to this e-mail system has been rejected. (in reply to DATA command) : host scandichotels-com.mail.protection.outlook.com[52.101.73.15] said: 550 5.7.1 Service unavailable, Client host [202.10.51.36] blocked using Spamhaus. To request removal from this list see https://www.spamhaus.org/query/ip/202.10.51.36 AS(1440) [AM4PEPF00027A64.eurprd04.prod.outlook.com 2025-07-25T05:28:09.389Z 08DDC6B4B4641ED5] (in reply to RCPT TO command) : host mx10.antispam.mailspamprotection.com[34.149.79.66] said: 550 "Message rejected because reverse host lookup check failed." (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command) : host gmail-smtp-in.l.google.com[142.250.4.26] said: 550-5.7.25 [202.10.51.36] The IP address sending this message does not have a 550-5.7.25 PTR record setup, or the corresponding forward DNS entry does not 550-5.7.25 match the sending IP. As a policy, Gmail does not accept messages 550-5.7.25 from IPs with missing PTR records. For more information, go to 550-5.7.25 https://support.google.com/a?p=sender-guidelines-ip 550-5.7.25 To learn more about Gmail requirements for bulk senders, visit 550 5.7.25 https://support.google.com/a?p=sender-guidelines. 41be03b00d2f7-b3f6c121c33si2967724a12.447 - gsmtp (in reply to end of DATA command)