HEIMDAL Agent/Dashboard & Core Service
-----------------------------------------
heimdalsecurity.com with remote port 443
dashboard.heimdalsecurity.com with remote port 443
rc-dashboard.heimdalsecurity.com with remote port 443
coreservice.heimdalsecurity.com with remote port 443
rc-coreservice.heimdalsecurity.com with remote port 443
messagingprodstorage.queue.core.windows.net with remote 443
4.210.233.58 (dashboard.heimdalsecurity.com / rc-dashboard.heimdalsecurity.com / heimdalrd.heimdalsecurity.com)
20.31.148.77 (HEIMDAL PROD/RC Core Service - West Europe)
40.87.128.228 (HEIMDAL PROD/RC Core Service - UK)
40.121.66.93 (HEIMDAL PROD/RC Core Service - US)
52.172.28.76 (HEIMDAL PROD/RC Core Service - India)

DNS Security
-----------------------------------------
blockedbyheimdalsecurity.com with remote port 443
20.86.55.232 (tpeblockserver.trafficmanager.net)
52.166.12.23 (blockedheimdalsecurity.com)
logagent-api.heimdalsecurity.com with remote port 443
3.68.42.215 (logagent-api.heimdalsecurity.com)
3.122.156.8 (logagent-api.heimdalsecurity.com)
3.75.56.71 (logagent-api.heimdalsecurity.com)
52.140.46.52 (DNS Endpoint - Full logging - India)
40.87.154.237 (DNS Endpoint - Full logging - North Europe/UK)
40.117.169.91 (DNS Endpoint - Full logging - US)
40.68.157.46 (DNS Endpoint - Full logging - West Europe)

PATCH & Assets
-----------------------------------------
prodcdn.heimdalsecurity.com with remote port 443
heimdalprodstorage.blob.core.windows.net with remote 443

NEXT-Gen Antivirus
-----------------------------------------
vigilance-update.heimdalsecurity.com with remote port 443
168.63.8.217 (vigilance-update.heimdalsecurity.com)

PRIVILEGES & App Control
-----------------------------------------
rc-appcontrol.heimdalsecurity.com with remote port 443
appcontrol.heimdalsecurity.com with remote port 443
20.71.146.235 (rc-appcontrol.heimdalsecurity.com / appcontrol.heimdalsecurity.com)

REMOTE Desktop
-----------------------------------------
heimdalrd.heimdalsecurity.com with remote 443
heimdalrd.islonline.net with remote 443
91.217.255.149 (*.islonline.net)
152.199.21.175
195.201.56.244 (heimdalrd.islonline.net)
34.199.41.164 (prod-hs-fp-73.islonline-host.com), ports 443 and 32000
3.10.96.46 (prod-hs-fp-74.islonline-host.com), ports 443 and 32000
52.79.161.130 (prod-hs-fp-75.islonline-host.com), ports 443 and 32000
18.228.174.205 (prod-hs-fp-76.islonline-host.com), ports 443 and 32000
54.168.70.86 (prod-hs-fp-77.islonline-host.com), ports 443 and 32000
188.34.155.85 (prod-hs-fp-78.islonline-host.com), ports 443 and 32000
45.79.182.178 (prod-hs-fp-79.islonline-host.com), ports 443 and 32000
server83.islonline.net=148.251.189.222 [netdist=17 | DE @ 50.4789, 12.3352]
server86.islonline.net=46.4.33.199 [netdist=6 | DE @ 50.4789, 12.3352]
server101.islonline.net=206.221.189.194 [netdist=42 | US @ 40.5571, -74.4846]
server103.islonline.net=23.80.26.88 [netdist=73 | US @ 37.3883, -121.889]
server104.islonline.net=74.63.237.218 [netdist=50 | US @ 32.7787, -96.799]
server105.islonline.net=139.144.234.209 [netdist=40 | US @ 40.8318, -74.4486]
server106.islonline.net=45.33.62.49 [netdist=68 | US @ 37.4718, -121.922]
server107.islonline.net=69.162.68.50 [netdist=51 | US @ 32.7787, -96.799]
server108.islonline.net=23.82.138.49 [netdist=46 | US @ 25.7976, -80.2303]
server109.islonline.net=23.108.191.208 [netdist=70 | US @ 37.3883, -121.889]
server160.islonline.net=51.83.96.65 [netdist=19 | FR @ 50.6887, 3.1492]
server161.islonline.net=91.217.255.150 [netdist=2 | SI @ 46.0499, 14.4604]
server162.islonline.net=95.168.171.173 [netdist=22 | NL @ 52.3911, 4.66546]
server163.islonline.net=82.223.142.172 [netdist=34 | ES @ 40.4479, -3.57608]
server164.islonline.net=88.202.186.204 [netdist=25 | GB @ 51.5074, -0.127758]
server165.islonline.net=217.116.8.60 [netdist=37 | ES @ 40.5264, -3.66127]
server166.islonline.net=185.38.36.15 [netdist=27 | GB @ 51.4274, -0.981595]
server167.islonline.net=217.194.3.50 [netdist=5 | IT @ 41.6322, 13.2696]
server168.islonline.net=82.223.101.128 [netdist=35 | ES @ 40.4479, -3.57608]
server170.islonline.net=185.38.36.17 [netdist=30 | GB @ 51.4274, -0.981595]
server171.islonline.net=95.168.171.148 [netdist=21 | NL @ 52.3911, 4.66546]
server172.islonline.net=84.17.53.80 [netdist=4 | CH @ 47.4336, 8.5565]
server173.islonline.net=144.76.109.56 [netdist=16 | DE @ 50.4789, 12.3352]
server175.islonline.net=78.46.69.236 [netdist=15 | DE @ 50.4789, 12.3352]
server176.islonline.net=23.106.36.27 [netdist=26 | GB @ 51.5273, -0.631206]
server177.islonline.net=82.223.101.67 [netdist=32 | ES @ 40.4479, -3.57608]
server178.islonline.net=78.46.68.185 [netdist=14 | DE @ 50.4789, 12.3352]
server220.islonline.net=210.129.50.90 [netdist=59 | JP @ 35.69, 139.69]
server221.islonline.net=210.152.14.95 [netdist=53 | JP @ 33.885, 130.881]
server222.islonline.net=23.106.230.194 [netdist=56 | JP @ 35.7203, 139.563]
server223.islonline.net=172.105.219.149 [netdist=63 | JP @ 35.6912, 139.692]
server224.islonline.net=172.104.96.229 [netdist=62 | JP @ 35.6912, 139.692]
server225.islonline.net=139.162.108.175 [netdist=60 | JP @ 35.6912, 139.692]
server226.islonline.net=172.233.80.196 [netdist=54 | JP @ 34.6776, 135.498]
server250.islonline.net=143.255.57.226 [netdist=76 | MX @ 20.6737, -103.405]
server252.islonline.net=177.234.159.226 [netdist=75 | BR @ -23.6823, -46.7354]
server254.islonline.net=190.120.230.124 [netdist=77 | CL @ -33.425, -70.598]
server280.islonline.net=200.7.96.2 [netdist=66 | CO @ 4.6483, -74.2479]
server281.islonline.net=23.106.249.11 [netdist=74 | SG @ 1.32392, 103.892]
server282.islonline.net=169.150.202.160 [netdist=38 | IL @ 32.0847, 34.8561]
server283.islonline.net=221.121.152.91 [netdist=78 | AU @ -33.3167, 151.417]
server284.islonline.net=197.189.209.210 [netdist=45 | ZA @ -25.9271, 28.0788]
server285.islonline.net=52.78.20.215 [netdist=48 | KR @ 37.4562, 126.729]
server300.islonline.net=69.162.91.98 [netdist=49 | US @ 32.7787, -96.799]
server302.islonline.net=172.241.23.199 [netdist=43 | US @ 40.5571, -74.4846]
server303.islonline.net=216.245.195.10 [netdist=52 | US @ 32.7782, -96.7985]
server304.islonline.net=23.81.164.236 [netdist=72 | US @ 37.3883, -121.889]
server305.islonline.net=108.62.103.206 [netdist=44 | US @ 41.8492, -88.0341]
server306.islonline.net=208.115.215.46 [netdist=39 | US @ 40.7969, -74.0311]
server307.islonline.net=23.108.191.209 [netdist=71 | US @ 37.3883, -121.889]
server330.islonline.net=142.132.143.219 [netdist=13 | DE @ 50.4789, 12.3352]
server333.islonline.net=82.223.142.170 [netdist=36 | ES @ 40.4479, -3.57608]
server334.islonline.net=178.79.160.193 [netdist=24 | GB @ 51.5095, -0.0955]
server335.islonline.net=23.106.38.142 [netdist=23 | GB @ 51.5116, -0.005087]
server336.islonline.net=212.7.211.26 [netdist=20 | NL @ 52.3911, 4.66546]
server337.islonline.net=84.17.53.81 [netdist=3 | CH @ 47.4336, 8.5565]
server338.islonline.net=37.58.57.34 [netdist=18 | DE @ 50.097, 8.63002]
server339.islonline.net=78.46.70.158 [netdist=12 | DE @ 50.4789, 12.3352]
server360.islonline.net=210.129.53.131 [netdist=64 | JP @ 35.6883, 139.714]
server361.islonline.net=139.162.66.50 [netdist=61 | JP @ 35.6912, 139.692]
server362.islonline.net=23.106.230.205 [netdist=58 | JP @ 35.7203, 139.563]
server402.islonline.net=23.108.55.155 [netdist=47 | US @ 25.7976, -80.2303]
server403.islonline.net=45.79.107.113 [netdist=69 | US @ 37.4718, -121.922]
server430.islonline.net=82.223.142.171 [netdist=33 | ES @ 40.4479, -3.57608]
server431.islonline.net=185.38.36.16 [netdist=28 | GB @ 51.4274, -0.981595]
server432.islonline.net=195.201.56.244 [netdist=11 | DE @ 50.4789, 12.3352]
server434.islonline.net=195.201.59.111 [netdist=10 | DE @ 50.4789, 12.3352]
server500.islonline.net=91.217.255.149 [netdist=0 | SI @ 46.0499, 14.4604]
server501.islonline.net=170.187.160.42 [netdist=41 | US @ 40.8318, -74.4486]
server502.islonline.net=50.116.6.97 [netdist=67 | US @ 37.4718, -121.922]
server530.islonline.net=82.223.142.174 [netdist=31 | ES @ 40.4479, -3.57608]
server531.islonline.net=185.38.36.13 [netdist=29 | GB @ 51.4274, -0.981595]
server560.islonline.net=210.129.48.146 [netdist=65 | JP @ 35.6883, 139.714]
server561.islonline.net=23.106.230.204 [netdist=55 | JP @ 35.7203, 139.563]
server900.islonline.net=91.217.255.152 [netdist=1 | SI @ 46.0499, 14.4604]
server960.islonline.net=23.106.231.11 [netdist=57 | JP @ 35.7203, 139.563]
server997.islonline.net=195.201.54.100 [netdist=9 | DE @ 50.4789, 12.3352]
server998.islonline.net=178.63.200.157 [netdist=8 | DE @ 50.4789, 12.3352]
server1000.islonline.net=88.198.7.86 [netdist=7 | DE @ 50.4789, 12.3352]

EMAIL Security
-----------------------------------------
20.50.183.144, eu-esec-01.heimdalsecurity.com, port 25
20.50.183.146, eu-esec-01.heimdalsecurity.com, port 25
20.50.183.145, eu-esec-02.heimdalsecurity.com, port 25
20.50.183.147, eu-esec-02.heimdalsecurity.com, port 25
20.50.183.148, eu-esec-outbound.heimdalsecurity.com, port 25
20.50.183.149, eu-esec-outbound.heimdalsecurity.com, port 25
20.50.183.150, eu-esec-backup.heimdalsecurity.com, port 25
20.50.183.151, eu-esec-backup.heimdalsecurity.com, port 25
20.88.177.217, us-esec-01.heimdalsecurity.com / us-esec-02.heimdalsecurity.com, port 25
20.88.177.218, us-esec-01.heimdalsecurity.com / us-esec-02.heimdalsecurity.com, port 25
20.88.177.208, us-esec-outbound.heimdalsecurity.com, port 25
20.88.177.209, us-esec-outbound.heimdalsecurity.com, port 25
172.166.114.48, uk-esec-01.heimdalsecurity.com / uk-esec-02.heimdalsecurity.com, port 25
172.166.114.49, uk-esec-01.heimdalsecurity.com / uk-esec-02.heimdalsecurity.com, port 25
172.166.114.50, uk-esec-outbound.heimdalsecurity.com, port 25
172.166.114.51, uk-esec-outbound.heimdalsecurity.com, port 25