Eliminate Recruiters in Postfix using Headerchecks

Create the below file, add to your main.cf 

vim /etc/postfix/headerchecks

/^From: .*talentanytime.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*iroost.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*upcmail.net.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*lagoon.nc.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*tropik.nc.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*dabu-edu.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*srvc.net.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*proactresources.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mxtoolbox.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mxtoolboxsmtpdiag.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mylife.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*premiumsubscriber.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*actionnetwork.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*timenews.me.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*throwawaymail.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*facebookmail.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*fivedimension.co.jp.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*your-server.de.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*erpagroup.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*rangtech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*computerdataconcepts.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*reveilletechnologies.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*acsicorp.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ibusinesssolution.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*compugra.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*avanceservices.us.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intelent.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*lancesoft.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*yochana.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*monster.com.sg.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*epro-consulting.in.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*usgrpinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intime-info.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*inficaretech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*senryo.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*gcsiusa.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*tekfortune.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*rht.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*gab.ai.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*commoncause.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*promise.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ifnotnowmovement.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*eteaminc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*testingmom.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*akraya.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*roberthalf.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*idexcel.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*epro-consulting.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*artech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intelliswift.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ampcus.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mavenco.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*nityo.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*biztekpeople.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*zentekinfosoft.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*vanyil.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ceramicapiu.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*talentburst.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*jobthread.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*technocraftsol.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*pegasyssoft.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*netorbit.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*net2source.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*logonoir.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*croxconsulting.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*luitporia.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*idctechnologies.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*abbtech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*infobahnsw.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*phildns.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*strategicstaff.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ianmartin.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*apideltech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intonenetworks.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ramyinfotech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*cynetsystems.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*usmsystems.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mail.ml.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*technogeninc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*resource-logistics.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*enterprisesolutioninc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*arsolinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*viva-it.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intellipeople.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*libsysinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*badoo.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*tajtech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*aditiconsulting.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*esolvit.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*labineandassociates.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*etalentnetwork.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*cbsinfosys.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*hays.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ustechsolutionsinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*viva-it.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*everestinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*cogentibs.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*usgrpinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*dataincusa.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*suntechnologies.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*kestaffing.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*metrosystemsinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*kellyservices.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*hirelive.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*peoplenet-us.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*contech-it.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*huxley.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*credoaction.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*saxonglobal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*workbeast.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*credoaction.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ordasoft.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*getpocket.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*discoursemail.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*farmersagency.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*aptivacorp.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*freedomtoprosper.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*sendgrid.info.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*systemguru.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*okayainc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*insightglobal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*panzersolutions.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*svprofessionals.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*linkedin.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*clearbridgetech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*mindlance.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*stafflinepro.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intineinfy.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*issueone.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*q1tech.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*techeraglobal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*tekshapers.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*concept-inc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*aptask.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ficusinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*iserveworld.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*intimeinfy.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: rishabhmgamerica@gmail.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*vgroupinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*askstaffing.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*insigmainc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*karyonglobal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*iic.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*pyramidci.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*paladininc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*sumerusolutions.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*tranzeal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*e-solutionsinc.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*zodiac-solutions.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*triumphstaffing.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*erostechnologies.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*nativeorganizing.org.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*wavsold.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*zodiac-solutions.us.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*siriinfo.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*ceipal.com.*$/ REJECT You are banned due to stupid spamming habits
/^From: .*aalgorithm.com.*$/ REJECT You are banned due to stupid spamming habits

This will block all recruiter domains from sending you spam like most do.

Goodbye recruiters!