expanded postscreen whitelist with modern freemailers + included checks.mailcow.email

data/conf/postfix/postscreen_access.cidr

@@ -1,13 +1,25 @@
-# Whitelist generated by Postwhite v3.4 on Fri Aug  1 00:24:14 UTC 2025
+# Whitelist generated by Postwhite v3.4 on Do 28. Aug 14:05:16 CEST 2025
 # https://github.com/stevejenkins/postwhite/
-# 2166 total rules
+# 2225 total rules
 2a00:1450:4000::/36	permit
 2a01:111:f400::/48	permit
+2a01:111:f403::/49	permit
 2a01:111:f403:8000::/50	permit
 2a01:111:f403:8000::/51	permit
-2a01:111:f403::/49	permit
 2a01:111:f403:c000::/51	permit
 2a01:111:f403:f000::/52	permit
+2a01:238:20a:202:5370::1	permit
+2a01:238:20a:202:5372::1	permit
+2a01:238:20a:202:5373::1	permit
+2a01:238:400:101:53::1	permit
+2a01:238:400:102:53::1	permit
+2a01:238:400:103:53::1	permit
+2a01:238:400:301:53::1	permit
+2a01:238:400:302:53::1	permit
+2a01:238:400:303:53::1	permit
+2a01:238:400:470:53::1	permit
+2a01:238:400:471:53::1	permit
+2a01:238:400:472:53::1	permit
 2a01:b747:3000:200::/56	permit
 2a01:b747:3001:200::/56	permit
 2a01:b747:3002:200::/56	permit
@@ -17,16 +29,17 @@
 2a01:b747:3006:200::/56	permit
 2a02:a60:0:5::/64	permit
 2c0f:fb50:4000::/36	permit
-2.207.151.53	permit
 2.207.217.30	permit
 3.64.237.68	permit
 3.65.3.180	permit
 3.70.123.177	permit
 3.72.182.33	permit
 3.74.81.189	permit
+3.74.125.228	permit
 3.75.33.185	permit
 3.93.157.0/24	permit
 3.94.40.108	permit
+3.121.107.214	permit
 3.129.120.190	permit
 3.210.190.0/24	permit
 3.211.80.218	permit
@@ -42,7 +55,7 @@
 8.40.222.0/23	permit
 8.40.222.250/31	permit
 12.130.86.238	permit
-13.107.253.40	permit
+13.107.253.44	permit
 13.110.208.0/21	permit
 13.110.209.0/24	permit
 13.110.216.0/22	permit
@@ -64,6 +77,8 @@
 18.97.2.64/26	permit
 18.156.89.250	permit
 18.156.205.64	permit
+18.157.70.148	permit
+18.157.114.255	permit
 18.157.243.190	permit
 18.158.153.154	permit
 18.194.95.56	permit
@@ -75,9 +90,7 @@
 18.216.232.154	permit
 18.235.27.253	permit
 18.236.40.242	permit
-18.236.56.161	permit
 20.51.6.32/30	permit
-20.51.98.61	permit
 20.52.52.2	permit
 20.52.128.133	permit
 20.59.80.4/30	permit
@@ -153,7 +166,6 @@
 34.212.163.75	permit
 34.215.104.144	permit
 34.218.115.239	permit
-34.218.116.3	permit
 34.225.212.172	permit
 34.241.242.183	permit
 35.83.148.184	permit
@@ -171,6 +183,7 @@
 37.218.249.47	permit
 37.218.251.62	permit
 39.156.163.64/29	permit
+40.90.65.81	permit
 40.92.0.0/15	permit
 40.92.0.0/16	permit
 40.107.0.0/16	permit
@@ -178,6 +191,7 @@
 40.233.64.216	permit
 40.233.83.78	permit
 40.233.88.28	permit
+43.239.212.33	permit
 44.206.138.57	permit
 44.210.169.44	permit
 44.217.45.156	permit
@@ -188,7 +202,10 @@
 44.246.68.102	permit
 44.246.77.92	permit
 45.14.148.0/22	permit
-46.19.170.16	permit
+45.143.132.0/24	permit
+45.143.133.0/24	permit
+45.143.134.0/24	permit
+45.143.135.0/24	permit
 46.226.48.0/21	permit
 46.228.36.37	permit
 46.228.36.38/31	permit
@@ -254,6 +271,9 @@
 50.56.130.221	permit
 50.56.130.222	permit
 50.112.246.219	permit
+51.77.79.158	permit
+51.83.17.38	permit
+51.89.119.103	permit
 52.1.14.157	permit
 52.5.230.59	permit
 52.6.74.205	permit
@@ -304,6 +324,8 @@
 52.234.172.96/28	permit
 52.235.253.128	permit
 52.236.28.240/28	permit
+54.36.149.183	permit
+54.38.221.122	permit
 54.90.148.255	permit
 54.165.19.38	permit
 54.174.52.0/24	permit
@@ -324,6 +346,7 @@
 54.255.61.23	permit
 56.124.6.228	permit
 57.103.64.0/18	permit
+57.129.93.249	permit
 62.13.128.0/24	permit
 62.13.129.128/25	permit
 62.13.136.0/21	permit
@@ -643,6 +666,11 @@
 77.238.189.142	permit
 77.238.189.146/31	permit
 77.238.189.148/30	permit
+79.135.106.0/24	permit
+79.135.107.0/24	permit
+81.169.146.243	permit
+81.169.146.245	permit
+81.169.146.246	permit
 81.223.46.0/27	permit
 82.165.159.2	permit
 82.165.159.3	permit
@@ -658,7 +686,17 @@
 82.165.159.45	permit
 82.165.159.130	permit
 82.165.159.131	permit
+85.9.206.169	permit
+85.9.210.45	permit
 85.158.136.0/21	permit
+85.215.255.39	permit
+85.215.255.40	permit
+85.215.255.41	permit
+85.215.255.45	permit
+85.215.255.46	permit
+85.215.255.47	permit
+85.215.255.48	permit
+85.215.255.49	permit
 86.61.88.25	permit
 87.238.80.0/21	permit
 87.248.103.12	permit
@@ -698,6 +736,7 @@
 87.248.117.205	permit
 87.253.232.0/21	permit
 89.22.108.0/24	permit
+91.134.188.129	permit
 91.198.2.0/24	permit
 91.211.240.0/22	permit
 94.236.119.0/26	permit
@@ -1342,9 +1381,9 @@
 108.174.6.215	permit
 108.175.18.45	permit
 108.175.30.45	permit
-108.177.8.0/22	permit
-108.177.96.0/19	permit
+108.177.96.0/20	permit
 108.179.144.0/20	permit
+109.224.244.0/24	permit
 109.237.142.0/24	permit
 111.221.23.128/25	permit
 111.221.26.0/27	permit
@@ -1508,7 +1547,6 @@
 148.105.0.0/16	permit
 148.105.8.0/21	permit
 149.72.0.0/16	permit
-149.72.223.204	permit
 149.72.248.236	permit
 149.97.173.180	permit
 150.230.98.160	permit
@@ -1623,7 +1661,6 @@
 169.148.144.0/25	permit
 169.148.144.10	permit
 169.148.146.0/23	permit
-169.148.174.33	permit
 169.148.175.3	permit
 169.148.188.0/24	permit
 169.148.188.182	permit
@@ -1671,6 +1708,9 @@
 185.12.80.0/22	permit
 185.28.196.0/22	permit
 185.58.84.93	permit
+185.70.40.0/24	permit
+185.70.41.0/24	permit
+185.70.43.0/24	permit
 185.80.93.204	permit
 185.80.93.227	permit
 185.80.95.31	permit
@@ -1732,6 +1772,7 @@
 188.125.85.234/31	permit
 188.125.85.236/31	permit
 188.125.85.238	permit
+188.165.51.139	permit
 188.172.128.0/20	permit
 192.0.64.0/18	permit
 192.18.139.154	permit
@@ -1757,7 +1798,11 @@
 193.142.157.0/24	permit
 193.142.157.191	permit
 193.142.157.198	permit
+193.201.168.38	permit
+193.201.168.170/31	permit
 194.19.134.0/25	permit
+194.25.134.16/28	permit
+194.25.134.80/28	permit
 194.64.234.129	permit
 194.97.196.0/24	permit
 194.97.196.3	permit
@@ -1957,8 +2002,6 @@
 208.71.42.212/31	permit
 208.71.42.214	permit
 208.72.249.240/29	permit
-208.74.204.5	permit
-208.74.204.9	permit
 208.75.120.0/22	permit
 208.76.62.0/24	permit
 208.76.63.0/24	permit
@@ -2022,6 +2065,8 @@
 212.227.15.4	permit
 212.227.15.5	permit
 212.227.15.6	permit
+212.227.15.7	permit
+212.227.15.8	permit
 212.227.15.14	permit
 212.227.15.15	permit
 212.227.15.18	permit
@@ -2038,16 +2083,30 @@
 212.227.15.53	permit
 212.227.15.54	permit
 212.227.15.55	permit
+212.227.17.1	permit
+212.227.17.2	permit
+212.227.17.7	permit
 212.227.17.11	permit
 212.227.17.12	permit
+212.227.17.16	permit
+212.227.17.17	permit
 212.227.17.18	permit
 212.227.17.19	permit
 212.227.17.20	permit
 212.227.17.21	permit
 212.227.17.22	permit
 212.227.17.26	permit
+212.227.17.27	permit
 212.227.17.28	permit
 212.227.17.29	permit
+212.227.126.206	permit
+212.227.126.207	permit
+212.227.126.208	permit
+212.227.126.209	permit
+212.227.126.220	permit
+212.227.126.221	permit
+212.227.126.222	permit
+212.227.126.223	permit
 212.227.126.224	permit
 212.227.126.225	permit
 212.227.126.226	permit
@@ -2155,16 +2214,17 @@
 2607:13c0:0002:0000:0000:0000:0000:1000/116	permit
 2607:13c0:0004:0000:0000:0000:0000:0000/116	permit
 2607:f8b0:4000::/36	permit
-2620:109:c003:104::/64	permit
 2620:109:c003:104::215	permit
-2620:109:c006:104::/64	permit
+2620:109:c003:104::/64	permit
 2620:109:c006:104::215	permit
+2620:109:c006:104::/64	permit
 2620:109:c00d:104::/64	permit
 2620:10d:c090:400::8:1	permit
 2620:10d:c091:400::8:1	permit
 2620:10d:c09b:400::8:1	permit
 2620:10d:c09c:400::8:1	permit
-2620:119:50c0:207::/64	permit
 2620:119:50c0:207::215	permit
+2620:119:50c0:207::/64	permit
 2800:3f0:4000::/36	permit
-194.25.134.0/24 permit # t-online.de
+49.12.4.251 permit # checks.mailcow.email
+2a01:4f8:c17:7906::10 permit # checks.mailcow.email

helper-scripts/update_postscreen_whitelist.sh

@@ -6,9 +6,10 @@ SPFTOOLS_DIR=${WORKING_DIR}/spf-tools
 POSTWHITE_DIR=${WORKING_DIR}/postwhite
 POSTWHITE_CONF=${POSTWHITE_DIR}/postwhite.conf
 
-CUSTOM_HOSTS='"web.de gmx.net mail.de freenet.de arcor.de unity-mail.de"'
+CUSTOM_HOSTS='"web.de gmx.net mail.de freenet.de arcor.de unity-mail.de protonmail.ch ionos.com strato.com t-online.de"'
 STATIC_HOSTS=(
-    "194.25.134.0/24 permit # t-online.de"
+    "49.12.4.251 permit # checks.mailcow.email"
+    "2a01:4f8:c17:7906::10 permit # checks.mailcow.email"
 )
 
 mkdir ${SCRIPT_DIR}/postwhite_tmp