72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
import dns.resolver
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import requests
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BASE_API_URL = "https://dns.it53.nl:8443"
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def fetch_zones(api_key):
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headers = {'X-API-Key': api_key}
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response = requests.get(f"{BASE_API_URL}/api/v1/servers/localhost/zones", headers=headers)
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if response.status_code != 200:
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print(f"Error fetching zones: {response.status_code}")
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return []
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try:
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return response.json()
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except ValueError:
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print("Error parsing JSON for zones")
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print(response.text)
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return []
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def fetch_ns_records(zone_name):
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try:
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result = dns.resolver.resolve(zone_name, 'NS')
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return [str(ns) for ns in result]
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except dns.resolver.NXDOMAIN:
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print(f"Error: Zone {zone_name} not found.")
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return []
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except dns.resolver.NoAnswer:
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print(f"Error: No NS records found for zone {zone_name}")
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return []
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def check_dns_consistency(master_dns, zones, api_key):
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for zone in zones:
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zone_name = zone['name']
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print(f"Checking DNS consistency for zone: {zone_name}")
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# Fetch NS records from the internet
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master_ns_records = fetch_ns_records(zone_name)
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if not master_ns_records:
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continue
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for ns_record in master_ns_records:
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# Check SOA record consistency for each NS
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if ns_record != master_dns:
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soa_record = fetch_ns_records(f"{zone_name}/SOA") # Use fetch_ns_records instead
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master_soa_record = fetch_ns_records(f"{zone_name}/SOA") # Use fetch_ns_records instead
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print(f"Debug: {zone_name} - NS: {ns_record}, Master SOA: {master_dns} - {master_soa_record}, Current SOA: {ns_record} - {soa_record}")
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if soa_record != master_soa_record:
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print(f"❌ Inconsistency detected for NS {ns_record} in zone {zone_name}")
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print(f" Master SOA: {master_dns} - {master_soa_record}")
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print(f" Current SOA: {ns_record} - {soa_record}")
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else:
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print(f"✅ Consistency verified for NS {ns_record} in zone {zone_name}")
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print()
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if __name__ == "__main__":
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# Configure the DNS master and API key
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CONFIG = {
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"master_dns": "ns1.it53.nl",
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"api_key": "YXJkQU1VVkRoSGZyV0FP" # Replace with your actual API key
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}
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# Fetch zones
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zones = fetch_zones(CONFIG["api_key"])
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# Check DNS consistency
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check_dns_consistency(CONFIG["master_dns"], zones, CONFIG["api_key"])
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