diff --git a/admin.css b/admin.css
index 5eb87dc..c50d2ee 100644
--- a/admin.css
+++ b/admin.css
@@ -123,6 +123,7 @@
 		&.cap_H::before { background-position-y: -80px }
 		&.cap_X::before { background-position-y: -100px }
 		&.cap_YH::before { background-position-y: -120px }
+		&.cap_YNH::before { background-position-y: -140px }
 
 		/* Country flags */
 		/* Note: flag images and CSS adapted from: https://github.com/lafeber/world-flags-sprite/ */
diff --git a/admin.js b/admin.js
index a75a3c2..608225c 100644
--- a/admin.js
+++ b/admin.js
@@ -730,7 +730,11 @@ BotMon.live = {
 					} else if (v._type == BM_USERTYPE.LIKELY_BOT) { /* probable bots only */
 
 						// add bot views to IP range information:
-						me.addToIpRanges(v);
+						if (v.ip) {
+							me.addToIpRanges(v);
+						} else {
+							console.log(v);
+						}
 
 					} else { /* registered users and probable humans */
 
@@ -1864,8 +1868,12 @@ BotMon.live = {
 					}
 
 					logtxt.split('\n').forEach((line) => {
-						if (line.trim() === '') return; // skip empty lines
+
+						const line2 = line.replaceAll(new RegExp('[\x00-\x1F]','g'), "\u{FFFD}").trim();
+						if (line2 === '') return; // skip empty lines
+
 						const cols = line.split('\t');
+						if (cols.length == 1) return
 
 						// assign the columns to an object:
 						const data = {};
diff --git a/config/known-ipranges.json b/config/known-ipranges.json
index ff4b503..11449a3 100644
--- a/config/known-ipranges.json
+++ b/config/known-ipranges.json
@@ -9,6 +9,7 @@
 		{"id": "cloudflare", "name": "Cloudflare Network"},
 		{"id": "cnisp", "name": "China ISP Range"},
 		{"id": "cnmob", "name": "China Mobile"},
+		{"id": "domtehniki", "name": "Dom Tehniki / WS Telecom"},
 		{"id": "google", "name": "Google LLC Network"},
 		{"id": "hetzner", "name": "Hetzner US"},
 		{"id": "huawei", "name": "Huawei Network"},
@@ -72,6 +73,7 @@
 		{"from": "138.121.0.0", "to": "138.121.225.254", "m": 16, "g": "misc_sa"},
 		{"from": "142.147.128.0", "to": "1142.147.255.254", "m": 17, "g": "w2obj"},
 		{"from": "146.174.128.0", "to": "146.174.191.254", "m": 18, "g": "huawei"},
+		{"from": "149.126.192.0", "to": "149.126.223.255", "m": 19, "g": "domtehniki"},
 		{"from": "149.232.128.0", "to": "149.232.159.254", "m": 19, "g": "huawei"},
 		{"from": "150.40.128.0", "to": "150.40.255.254", "m": 17, "g": "huawei"},
 		{"from": "159.138.0.0", "to": "159.138.225.254", "m": 16, "g": "huawei"},
diff --git a/img/captcha.png b/img/captcha.png
index c6a8dad..4ba51c6 100644
Binary files a/img/captcha.png and b/img/captcha.png differ