Add zentko.sh

zentko.sh

@@ -0,0 +1,70 @@
+#!/bin/bash
+
+# Color codes
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+NC='\033[0m' # No Color
+
+# Number of parallel jobs (adjust according to your system capabilities)
+NUM_JOBS=10
+
+# Function to check if a domain's CNAME points to Zendesk
+check_cname_and_domain() {
+    local domain=$1
+
+    # Check for CNAME record pointing to zendesk.com using dig
+    cname_target=$(dig +short CNAME "$domain")
+
+    if [[ "$cname_target" =~ ^.*\.zendesk\.com$ ]]; then
+        # Send request to Zendesk if CNAME points to Zendesk
+        response=$(curl -s 'https://www.zendesk.com/wp-content/themes/zendesk-twentyeleven/lib/domain-check.php' \
+            -H 'authority: www.zendesk.com' \
+            -H 'pragma: no-cache' \
+            -H 'cache-control: no-cache' \
+            -H 'accept: */*' \
+            -H 'x-requested-with: XMLHttpRequest' \
+            -H 'user-agent: REDACTED' \
+            -H 'content-type: application/x-www-form-urlencoded; charset=UTF-8' \
+            -H 'origin: https://www.zendesk.com' \
+            -H 'sec-fetch-site: same-origin' \
+            -H 'sec-fetch-mode: cors' \
+            -H 'sec-fetch-dest: empty' \
+            -H 'referer: https://www.zendesk.com/register/' \
+            -H 'accept-language: en-GB,en-US;q=0.9,en;q=0.8,fr;q=0.7' \
+            --data-raw "domain=$domain" \
+            --compressed)
+
+        # Check if the response contains the 'suggestion' field
+        if echo "$response" | grep -q '"suggestion"'; then
+            # Domain is not available (vulnerable)
+            echo -e "${GREEN}Domain $domain is **VULNERABLE**.${NC}"
+        else
+            # Domain is available (not vulnerable)
+            echo -e "${RED}Domain $domain is **NOT VULNERABLE**.${NC}"
+        fi
+    fi
+}
+
+export -f check_cname_and_domain
+
+# Determine if input is piped or from a file
+if [ -p /dev/stdin ]; then
+    # Input is piped
+    input=$(cat -)
+elif [ $# -eq 1 ]; then
+    # Input is from a file provided as an argument
+    if [ ! -f "$1" ]; then
+        echo "File $1 does not exist."
+        exit 1
+    fi
+    input=$(cat "$1")
+else
+    echo "Usage: $0 domains_file or cat domains_file | $0"
+    exit 1
+fi
+
+# Count total domains
+total_domains=$(echo "$input" | wc -l)
+
+# Check domains in parallel for CNAME pointing to Zendesk and domain availability
+echo "$input" | pv -l -s "$total_domains" | parallel -j "$NUM_JOBS" check_cname_and_domain