diff --git a/parsedmarc/resources/maps/base_reverse_dns_map.csv b/parsedmarc/resources/maps/base_reverse_dns_map.csv
index 8a6ece20..cff9ad58 100644
--- a/parsedmarc/resources/maps/base_reverse_dns_map.csv
+++ b/parsedmarc/resources/maps/base_reverse_dns_map.csv
@@ -1,11 +1,12 @@
 base_reverse_dns,name,type
 1e100.net,Google,Technology
-2tay.kz,2DAY Telecom LLP,ISP
+2day.kz,2DAY Telecom LLP,ISP
 a2hosting.com,A2Hosting,Web Host
 aams6.jp,"BroadBand Security,Inc",MSSP
 ab-group.biz,AsiaBell,ISP
 accessmedlab.com,Access Medical Labs,Healthcare
 acelerate.net,AXS Bolivia S. A.,ISP
+acessoline.net.br,Alt Telecom,ISP
 activegate-ss.jp,Active! gate SS,Email Security
 adairit.com,Adair IT,MSP
 admintek.net,Admintek,Web Host
@@ -19,6 +20,7 @@ aeroinc.net,The Areo Group,Industrial
 aeza.network,Aeza,Web Host
 afghan-wireless.com,Afgan Wireless,ISP
 af-k.de,I-NetPartner GmbH,ISP
+afnet.net, AFNET,ISP
 agencia-atlas.com,Groupo Atlas,Logistics
 agoda.com,Agoda,Travel
 aichi-colony.jp,Aichi Developmental Disability Center,Healthcare
@@ -32,6 +34,8 @@ albatros.uz,Albatros Health Care,Healthcare
 alembic.co.in,Alembic Pharmaceuticals,Healthcare
 alestra.net.mx,Alestra,ISP
 aliyun.com,Alibaba Cloud,Web Host
+alliancebroadband.in,Alliance Broadband,ISP
+almanet.net,Alma Communications,ISP
 alpha-mail.net,Otsuka Corporation,MSP
 alpha-prm.jp,Otsuka Corporation,MSP
 altel.kz,Atel,ISP
@@ -47,6 +51,7 @@ antelecom.net,Antelecom,ISP
 antispamcloud.com,N-able,Email Security
 antispameurope.com,Hornetsecurity,Email Security
 anti-spam-premium.com,Liquid Web,Web Host
+aplusgroup.net,A Plus International,Healthcare
 applicationx.net,Application X,MSP
 appriver.com,OpenText AppRiver,Email Security
 aqmhost.net,AqmHost,Web Host
@@ -57,16 +62,20 @@ arpinet.am,Arpinet,ISP
 aruba.it,Aruba.it,Web Host
 asahikawa-med.ac.jp,Asahikawa Med,Healthcare
 ashtelstudios.com,Ashtel Studios,Healthcare
+asiaitserver.com, Asia IT Solution Co.,MSP
 askbis.com,BIS,Web Host
 assaytechnology.com,Assay Technology,Industrial
 assentportal.com,Assent,SaaS
 atmailcloud.com,atmail,Email Provider
 ats.ca,ATS Healthcare,Healthcare
 atw.ne.jp,ATW,Web Host
+au.com,au,ISP
 aussiebb.com.au,Aussie Broadband,ISP
+averypartners.net,Avery Partners,Healthcare
 avis.ne.jp,Densan Avis,ISP
 aviso.ci,Orange,ISP
 awm.com.tr,Yöncü Bilişim Çözümleri Limited Şirketi,Web Host
+axspace.com,AXspase,Web Host
 axtel.net,Axtel,ISP
 azeronline.com,Azeronline,ISP
 azteca-comunicaciones.com,Aztec Communications Columbia,ISP
@@ -86,6 +95,7 @@ bell.net,Bell Canada,ISP
 betterhomeowners.com,InTouch Systems,Marketing
 bigcommerce.net,BigCommerce,SaaS
 biglobe.ne.jp,BIGLOBE,ISP
+bigscoots.com,BigScoots,Web Host
 biodose.com,BioDose,Healthcare
 bisv.ru,Bisv.ru,ISP
 blacknight.com,Blacknight Solutions,Web Host
@@ -93,11 +103,14 @@ bluehost.com,Bluehost,Web Host
 bluemission.net,Blue Mission,Web Host
 bluetie.com,BlueTie,MSP
 bohc.co.jp,Benefit One Inc.,Retail
+bostrad.com,Bostrad Supply Chain Ltd,Logistics
 bov.com,Bank of Valletta,Finance
 bracnet.net,BRACNet Limited,ISP
+brasildigital.net.br,Brasil Digital Telecom,ISP
 bravehost.com,Bravenet,Web Host
 bravenet.com,Bravenet,Web Host
 braveriver.com,Brave River,MSP
+bredband2.com,Broadband2,ISP
 breezelineohio.net,Breezeline,ISP
 brinkster.com,Brinkster,Web Host
 bulsat.com,Bulsatcom,ISP
@@ -105,9 +118,11 @@ bunkaren.or.jp,Japan Culture and Welfare Federation of Agricultural Cooperatives
 burnhamholdings.com,Burnham Holdings,Industrial
 buroserv.net.au,Brunoserv,ISP
 cable.net.co,Cablenet,ISP
+cableonda.net,Cable Onda,ISP
 caiway.nl,Caiway,ISP
 calero.com,Calero,MSP
 calpoly.edu,Cal Poly,Education
+calvin.edu,Calvin University,Education
 canonet.ne.jp,Canonet,MSP
 cardinalhealth.com,Cardinal Health,Healthcare
 carecentrix.com,CareCentrix,Healthcare
@@ -123,6 +138,7 @@ centerasecurity.dk,Centera Email Defence,Email Security
 centralinteractiva.com.mx,Central Interactiva,Marketing
 centurylink.com.pe,Cirion,MSP
 charter.net,Charter,ISP
+chiba-u.jp,Chiba University,Education
 chikamori.com,Chikamori Health Care Group,Healthcare
 childrenscolorado.org,Children's Hospital Colorado,Healthcare
 chinamobile.com,China Mobile,ISP
@@ -149,6 +165,8 @@ cogeco.net,Cogoco,ISP
 colocrossing.com,ColoCrossing,ISP
 comcast.net,Comcast,ISP
 comcastbusiness.net,Comcast Business,ISP
+comfori.com,Comfori,SaaS
+comline.com,West Coast Internet (WCI),ISP
 communitect.com,Solutionreach,SaaS
 computronics.com,Computronics,Technology
 compu-type.net,Compu-Type,MSP
@@ -159,11 +177,13 @@ conoha.ne.jp,ConoHa,Web Host
 consolidatedlabel.com.Consolidated Label,Print,
 constantcontact.com,Constant Contact,Marketing
 contaboserver.net,Contabo,Web Host
+convention.co.jp,Japan Convention Services,Marketing
 convergent-interfreight.com,Convergent Interfreight,Logistics
 corbina.ru,PJSC VimpelCom,ISP
 corewellhealth.org,Corewell Health,Healthcare
 cornell.edu,Cornell University,Education
 cotecal.com.ar,Cotecal,ISP
+cotton-warehouse.com,Cotton Warehouse Classic Cars,Automotive
 cox.net,Cox Communications,ISP
 cp247.net,M247,Web Host
 cpi.ad.jp,CPI,Web Host
@@ -173,26 +193,33 @@ creehan.com,Inovalon (Formerly Creehan & Company),Healthcare
 csloxinfo.com,CSL,MSP
 csod.com,Cornerstone,SaaS
 ctbcbank.com.ph,CTBC Bank (Philippines) Corp.,Finance
+ctl.one,CenturyLink,ISP
 cuenote.jp,Cuenote,SaaS
 cvent-planner.com,Cvent,SaaS
 cvtsv.com,Cvent,SaaS
 cwru.edu,Case Western Reserve University,Education
 cyberlynk.net,CyberLynk,MSP
 cybermail.jp,CyberMail,Email Provider
-cybernextech.co.th,CYBER NEXTECH,Web Hosting
+cybernextech.co.th,CYBER NEXTECH,Web Host
 cyfrowypolsat.pl,Polsat Box,ISP
 d2s.cloud,d2s.cloud,Web Host
 daemonmail.ner,DaemonMail,Email Provider
 dailyinvesthub.com,Daily Invest Hub,Finance
+dailyrazor.com,DailyRazor,Web Host
 damel.com,Damel Group,Food
+daraju.com,Daraju,Healthcare
 darysoft.com.Dary Web Designs,Web Host,
+datanat.com,Datanational Corporation,MSP
+daystar.io,Daystar Email Service,Email Provider
 ddccommunications.com,DDC public affairs,Marketing
 default-host.net,INHOSTED LP,Web Host
 delhitel.net,Delhi Telephone Company,ISP
+deskwing.net,DESKWING,Email Provider
 dexanet.co.id,Dexanet,ISP
 dgsys.es,DGsys,Web Host
 dhl.com,DHL,logistics
 diakovere.de,DIAKOVERE,Healthcare
+digikabel.hu,One Hungary (Formerly DIGI),ISP
 digitalairstrike.com,Digital Air Strike,Marketing
 digiturunc.com,Digiturunc,Web Host
 dimenoc.com,HostDime.com,Web Host
@@ -203,6 +230,9 @@ disenosweb.mx,Hive Studio,Web Host
 dishemail.com,DISH,ISP
 dji.com,DJI,Technology
 dlivry.co,Twilio SendGrid,Marketing
+domaineinternet.ca,Rapidenet Canada,Web Host
+domainit.com,DomainIt,Web Host
+donpac.ru,Rostelecom,ISP
 dosscloudservices.com,Doss Business Systems,MSP
 doteasy.com,Doteasy,Web Host
 dotroll.com,DotRoll,Web Host
@@ -213,8 +243,11 @@ drive.ne.jp,Drive Network,Web Host
 drjapan-jp.com,"Dr. Japan Co., Ltd.",Healthcare
 dslon.ws,Dslon Wireless,ISP
 dvcotechnology.com,Cision,Marketing
+dynadot.com,Dynadot,Web Host
 dynamic-mytachyon.in,Tachyon Communications,ISP
+dyspatchit.net,Dyspatchit,Marketing
 e2ma.net,Emma,Marketing
+easterndsl.com.ph,Eastern Communications,ISP
 eastern-tele.com,Eastern Communications,ISP
 eastlink.ca,Eastlink,ISP
 easydns.com,easyDNS,Web Host
@@ -242,6 +275,7 @@ emailsrv.net,Mailprotector,Email Security
 emailsrvr.com,Rackspace Email,Email Security
 e-mmunity.net,VIPRE,Email Security
 emporiaresearch.com,Emporia,SaaS
+emsecure.net,Selligent,Marketing
 encrypttitan.net,EncryptTitan,Email Security
 enguard.com,EnGuard,Email Security
 entelchile.net,Entel,ISP
@@ -267,11 +301,13 @@ exactt.com,Salesforce Marketing Cloud (Formerly ExactTarget),Marketing
 exacttarget.com,Salesforce Marketing Cloud (Formerly ExactTarget),Marketing
 expedia.net,Expedia,Travel
 expositltd.com,Exposit Ltd.,MSP
+express.com.ar,Express Telecomunicaciones,ISP
 ezorg.nl,E-Zorg,Healthcare
 fastnet.kg,FastNet,ISP
 fastspeed.dk,Fastspeed,ISP
 fedex.com,FedEx,Logistics
 fiberhub.com,FiberHub,ISP
+fibextelecom.net,Fibex Telecom,ISP
 fireeyecloud.com,FireEye,Email Security
 fireeyegov.com,FireEye (Government),Email Security
 firstcloudsecurity.net,CyberCision,Email Security
@@ -286,20 +322,24 @@ foodtecsolutions.com,FoodTec Solutions,SaaS
 formassembly.com,FormAssembly,SaaS
 forthnet.gr,Nova,ISP
 fortimail.com,Fortinet FortiMail,Email Security
+fortimailcloud.com,Fortinet FortiMail Cloud,Email Security
 forwardemail.net,ForwardEmail.net,Email Provider
 fourseasonspediatrics.com,Four Seasons Pediatrics,Healthcare
 franchisemail.net,FranConnect,SaaS
+franweb.net.br,FRAN WEB,ISP
 freehostia.com,Freehostia,Web Host
 freemail.hu,Freemail bejelentkezés,Email Provider
 fujita-hu.ac.jp,Fujita Health University,Healthcare
 fuse.net,Altafiber (Formerly Cincinnati Bell),ISP
 fusionconnect.com,Fusion Connect,MSP
+future-bridge.eu,Future Bridge Events,Marketing
 gaggle.net,Gaggle,SaaS
 gandi.net,Gandi.net,Web Host
 gastrogainesville.com,Gastroenterology Associates of Gainesville,Healthcare
 gci.net,GCI,ISP
 gcrcompany.com,GCR Company,MSP
 gen2fund.com,Gen II,Finance
+genstarnetcable.com,Gennstar Network Solutions,ISP
 ghm-grenoble.fr,Groupe hospitalier mutualiste de Grenoble,healthcare
 glasgow-ky.com,Glasgow EPB,ISP
 globalit.com,Global IT,MSP
@@ -321,13 +361,17 @@ greenconsulting.it,Green Consulting,MSP
 grupocybernet.com.br,Grupo Cybernet,ISP
 gsbridge.com,Golden State Bridge,Industrial
 gtnexus.com,Infor Nexus (Formerly GT Nexus),SaaS
+gts.sk,GTS Slovakia,ISP
 guardedhost.com,Omnis Network,Web Host
 gwu.edu,The George Washington University,Education
+hammacher.com,Hammacher Schlemmer,Retail
 hanami.run,Mailwip (Formerly Hanami),Email Provider
 hanastar.net.id,HSnet,ISP
 hap.be,CHU Ambroise Paré,Healthcare
 harrishealth.org,Harris Health System,Healthcare
 harvard.edu,Harvard University,Education
+hathway.com,Hatchway,ISP
+hctc.net,Hill County Telephone Cooperative (HXTC),ISP
 hdems.com,HENNGE Mail Archive,SaaS
 healthall.com,UC Health,Healthcare
 healthcaresupplypros.com,Healthcare Supply Pros,Healthcare
@@ -344,10 +388,13 @@ h-isac.org,H-ISAC,Healthcare
 hoaspace.com,HOA Space,SaaS
 hokudai.ac.jp,Hokkaido University,Education
 hornetsecurity.com,Hornetsecurity,MSSP
+hosted-by-robovps.ru,RoboVPS,Web Host
 hostedemail.com,HostedEmail.com,Email Provider
 hosteurope.de,Host Europe,Web Host
+hostglobal.plus,HOSTGLOBAL.PLUS,Web Host
 hosting.ie,Irish Domains Limited,Web Host
 hosting-mexico.net,Hosting-Mexico,Web Host
+hosting-universal.com,Hosting Universal,Web Host
 hostmonster.com,Hostmonster,Web Host
 hostnet.nl,Hostnet,Web Host
 hostneverdie.com,Hostneverdie,Web Host
@@ -374,6 +421,7 @@ iglou.com,IgLou Internet Services,ISP
 ilap.com,ILAP,ISP
 imanila.ph,iManila,Marketing
 improvmx.com,ImprovMX,Email Provider
+ims.net.co,IMS,ISP
 imsbiz.com,Hong Kong Telecommunications (HKT),ISP
 incontact.com,NICE CX,SaaS
 indemed.com,Cardinal Health at-home (Formerly Independence Medical),Healthcare
@@ -394,11 +442,16 @@ internetmailserver.net,Internet Mail Server Networks,Email Provider
 investinmiddlesex.ca,"Middlesex County, Canada",Government
 inxserver.de,Inxmail,Marketing
 ionblade.com,IonBLADE,Web Host
+ip-15-235-216.net,OVH,Web Host
+ip-51-254-53.eu,OVH,Web Host
+ip-51-77-42.eu,OVH,Web Host
 ip-51-83-140.eu,OVH,Web Host
+ip-87-98-138.eu,OVH,Web Host
 ip-92-204-129.us,OVH,Web Host
 iphmx.com,Cisco Cloud Email Security (CES),Email Security
-iphotel.net.br,IPHOTEL Hospedagem de Sites LTDA,Web Host
-iphouse.net,ipHouse,Web Host
+iphotel.net.br,IPHOTEL Hosped,Web Host
+ipost.com,iPost,Marketing
+iqcomputing.net,IQComputing,Web Host
 iqhive.com,IQ Hive,MSP
 ironwoodcrc.com,Ironwood Cancer & Research Centers,Healthcare
 ispgateway.de,domainfactory GmbH,Web Host
@@ -782,6 +835,7 @@ siriustelecom.uz,Sirius Telecom,ISP
 siteprotect.com,SiteMail,Email Provider
 sl-reverse.com,IBM Cloud,PaaS
 smartape.ru,Smart Ape LLC,Web Host
+smartservers.com.au,Hostopia Australia,Web Host
 smartspb.net,Smart Telecom,ISP
 smtp.com,SMTP.com,SaaS
 smtp25.com,Zix,Email Security
@@ -796,10 +850,13 @@ sparkpostmail.com,SparkPost,Marketing
 spectrum.com,Spectrum,ISP
 speedway.hk,Speedway Travels,Travel
 speedy.com.ar,Movistar (Formerly Speedy),ISP
+speicherzentrum.de,Speicherzentrum,Web Host
 spglobal.com,S&P Global,Finance
 srvape.com,Smart Ape LLC,Web Host
+ssdcloudindia.net,E2E Networks,Web Host
 stackmail.com,20i,Web Host
 stanford.edu,Stanford University,Education
+starchapter.com,StarChapter,SaaS
 stargatecommunications.com,X-Link Limited,ISP
 starkmans.com,Starkmans Health Care Depot,Healthcare
 state.co.us,The State of Colorado,Government
@@ -857,6 +914,7 @@ tm.net,Mercury Telecom,ISP
 tmc.edu,Truett McConnell University,Education
 tmcz.cz,T-Mobile,ISP
 tmddedicated.com,TMDHosting,Web Host
+tnc-neuro.com,Tallahassee Neurological Clinic,Healthcare
 tohoku.ac.jp,Tohoku University,Education
 tohoyk.co.jp,Toho Pharmaceutical,Healthcare
 tosoh.co.jp,Tosoh,Industrial
@@ -865,6 +923,7 @@ tradeindia.com,TradeIndia,SaaS
 transtelecom.net,Trans Telecom,ISP
 trendmicro.com,Trend Micro,Email Security
 trendmicro.eu,Trend Micro,Email Security
+trentu.ca,Trent University,Education
 trivenet.it,Trivenet Telecomunicazioni,ISP
 truemail.co.th,True Internet,ISP
 ttk.ru,Joint Stock Company TransTeleCom,ISP
@@ -922,6 +981,9 @@ virtua.com.br,Virtua Brizil,Marketing
 virtualhosting.hk,UDomain,Web Host
 visitmiddlesex.ca,"Middlesex County, Canada",Government
 vnpt.vn,VNPT,ISP
+vodafonedsl.it,Vodafone Itily,ISP
+vodien.com,Vodien,Web Host
+vpath.co.za,Pathcare Vermaak,Healthcare
 vtext.com,Verizon SMS,ISP
 vulcnmold.com,VulcanMold,Industrial
 vwhs.org,Wally-Wide Health,Healthcare
@@ -932,14 +994,17 @@ wbhcp.com,Williams Bros Pharmacy,Healthcare
 web-hosting.com,Namecheap,Web Host
 webhostingireland.ie,Hosting Ireland,Web Host
 webpal.com,WebPal,Web Hosting
+webpal.net,WebPal,Web Host
 webzineonline.com,Webzine Online,Marketing
 wescor.com,Wescor Inc.,Healthcare
 westdc.net,WestHost,Web Host
 what-if.com,The Imagination Factory,MSP
 wightman.ca,Wrightman Telecom,ISP
+willnet.org,WilliNet,ISP
 windstream.net,Windstream,ISP
 wise.net.lb,WISE,ISP
 wizmoworks.com,Wizmo,MSP
+wmaker.net,WMaker,ISP
 wntellecom.net.br,WN Tellecom,ISP
 wordpress.com,Wordpress.com,Web Host
 wp.pl,Wirtualna Polska,Web Host
@@ -961,6 +1026,7 @@ yahoo.com,Yahoo,Email Provider
 yamaguchi-u.ac.jp,Yamaguchi University,Education
 yamanashi.ac.jp,Yamanashi University,Education
 yelpcorp.com,Yelp,Social Media
+yettel.hu,Yettel,ISP
 yourconnect.com,Yourconnect,Web Host
 yourhostingaccount.com,Newfold Digital,Web Host
 your-server.de,Hetzner,Web Host