Yes, icon256.tk can receive emails.
No, icon256.tk is a throwaway domain and should be blocked.
You can use MailCheck's free API to automatically block throwaway emails. Read our documentation to get started. No registration required.
A record
3.209.3.241
MX records
mx1.forwardemail.net
178.128.149.101
mx1.improvmx.com
51.91.128.110
mx2.forwardemail.net
178.128.149.101
mx2.improvmx.com
51.91.128.110
mxbackup1.junkemailfilter.com
184.105.182.144
mxbackup2.junkemailfilter.com
184.105.182.225
reject1.heluna.com
54.243.45.224
reject2.heluna.com
52.23.67.158
tar.junkemailfilter.com
184.105.182.215
tempm.com
51.38.115.65