allow

   1 abuseout.t-online.de
   2 allowlisted.digilicious.com
   3 altvox.com
   4 amazon.com
   5 amazonses.com
   6 announce.puri.sm
   7 anyold.host
   8 aol.com
   9 arstechnica.com
  10 asus.com
  11 att-mail.com
  12 avature.net
  13 bankofamerica.com
  14 bigfootinteractive.com
  15 blackops.org
  16 bluehornet.com
  17 brandmeister.network
  18 buildbot-screenplay.com
  19 ca.gov
  20 careerbuilder.com
  21 castandcrew.com
  22 chase.com
  23 checktls.com
  24 cheetahmail.com
  25 chipotle.com
  26 confirmation.riteaid.com
  27 coreboot.org
  28 coveredca.com
  29 craigslist.org
  30 createsend.com
  31 customercenter.net
  32 dell.com
  33 digilicious.com
  34 discoursemail.com
  35 discover.com
  36 dnswl.org
  37 doordash.com
  38 drhinternet.net
  39 ebay.com
  40 ed10.net
  41 eentf.com
  42 eff.org
  43 ericshalov.com
  44 esharesinc.com
  45 etrade.com
  46 example.com
  47 exprpt.com
  48 facebook.com
  49 facebookmail.com
  50 fedoraproject.org
  51 forwardemail.net
  52 freelists.org
  53 fsf.org
  54 genehightower.com
  55 ghs.com
  56 github.com
  57 glassdoor.com
  58 gmail.com
  59 gnome.org
  60 gnu.org
  61 google.com
  62 googlegroups.com
  63 googlemail.com
  64 govdelivery.com
  65 guerrillamail.com
  66 harborfreightemail.com
  67 hbomax.com
  68 hioscar.com
  69 hotmail.com
  70 hubspot.com
  71 hungerrush.com
  72 icloud.com
  73 idc.renesas.com
  74 ietf.org
  75 ik2.com
  76 imrryr.org
  77 indeed.com
  78 informit.com
  79 intermedia.net
  80 intuit.com
  81 ipost.com
  82 isi.edu
  83 isoc.org
  84 jobs.net
  85 jobvite.com
  86 jpmchase.com
  87 kayak.com
  88 kbdfans.com
  89 keybase.io
  90 lacity.org
  91 lacounty.gov
  92 ladodgers.com
  93 ladwp.com
  94 lambdamail.com
  95 latimes.com
  96 letsencrypt.org
  97 levi.com
  98 light.co
  99 linkedin.com
 100 linode.com
 101 llvm.org
 102 lyftmail.com
 103 mail-west.com
 104 mail.shadowserver.org
 105 mailgun.net
 106 mailgun.org
 107 mailgun.us
 108 mailop.org
 109 mandrillapp.com
 110 maxhire.net
 111 mayfirst.org
 112 mcdlv.net
 113 mcsignup.com
 114 mcsv.net
 115 mediatemple.net
 116 meetup.com
 117 microsoft.com
 118 mimecast.com
 119 mit.edu
 120 mlblists.com
 121 monster.com
 122 moviedreamssoftware.com
 123 movio.co
 124 mxguarddog.com
 125 mxtoolbox.com
 126 myspace.com
 127 namecheap.com
 128 nest.com
 129 netflix.com
 130 newegg.com
 131 newyorker.com
 132 nlnetlabs.nl
 133 olo.com
 134 onmicrosoft.com
 135 oreilly.com
 136 osgbilling.com
 137 outlook.com
 138 paychex.com
 139 polder.niet.net
 140 postfix.org
 141 postmates.com
 142 publicdomainreview.org
 143 puri.sm
 144 qtime.com
 145 redhat.com
 146 rei.com
 147 relmlie5.idc.renesas.com
 148 renesas.com
 149 rocketmail.com
 150 rsgsv.net
 151 safaribooksonline.com
 152 screenplay.com
 153 sendgrid.net
 154 sergeant.org
 155 shopify.com
 156 smilereminder.com
 157 smokehouse1946.com
 158 smtp-outbound1.duck.com
 159 smtp-outbound2.duck.com
 160 smtp-outbound3.duck.com
 161 smtp2.shopify.com
 162 southwest.com
 163 spamhaus.net
 164 sparkpost.com
 165 spiceworks.com
 166 spirit-airlines.com
 167 stackexchange.com
 168 stackoverflow.com
 169 stackoverflow.email
 170 starttls-everywhere.org
 171 substack.com
 172 surveymonkey.com
 173 t-mobile.com
 174 tickets.com
 175 timewarnercable.com
 176 tmomail.net
 177 toad.com
 178 toptal.com
 179 torproject.org
 180 triplebyte.com
 181 trusteddomain.org
 182 twiter.com
 183 umich.edu
 184 ups.com
 185 upsemail.com
 186 usenix.org
 187 usps.com
 188 usps.gov
 189 uuasc.org
 190 validity.com
 191 vanguard.com
 192 visa.com
 193 vzwpix.com
 194 w3.org
 195 walmart.com
 196 wellsfargo.com
 197 wikimedia.org
 198 yahoo-inc.com
 199 yahoo.com
 200 yahoogroups.com
 201 yandex.com
 202 yandex.net
 203 yandex.ru
 204 ziprecruiter.com