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