diff --git a/ingestors/ingest_rir_delegations.py b/ingestors/ingest_rir_delegations.py
index 33807a8..e28e9aa 100644
--- a/ingestors/ingest_rir_delegations.py
+++ b/ingestors/ingest_rir_delegations.py
@@ -38,14 +38,18 @@ def construct_map() -> dict:
 			'properties': {
 				'registry'   : { 'type': 'keyword' },
 				'cc'         : { 'type': 'keyword' }, # ISO 3166 2-letter code
-				'type'       : { 'type': 'keyword' },
-				'start'      : {
-					'properties': {
-						'asn' : {'type': 'integer' },
-						'ip'  : {'type': 'ip' }
+				'asn'        : {
+        			'properties': {
+						'start' : { 'type': 'integer' },
+						'end'   : { 'type': 'integer' }
+					}
+				},
+				'ip'         : {
+					'properties': {
+						'start' : { 'type': 'ip' },
+						'end'   : { 'type': 'ip' }
 					}
 				},
-				'value'      : { 'type': 'integer' },
 				'date'       : { 'type': 'date'    },
 				'status'     : { 'type': 'keyword' },
 				'extensions' : keyword_mapping
@@ -70,7 +74,7 @@ async def process_data():
 						continue
 
 					csv_data   = await response.text()
-					rows       = [line for line in csv_data.split('\n') if line and not line.startswith('#')]
+					rows       = [line.lower() for line in csv_data.split('\n') if line and not line.startswith('#')]
 					csv_reader = csv.reader(rows, delimiter='|')
 
 					del rows, csv_data # Cleanup
@@ -103,8 +107,6 @@ async def process_data():
 
 						# Record lines (this is what we want)
 						else:
-							record_type = 'asn' if row[3].isdigit() else 'ip' # Store with the correct mapping type
-
 							record = {
 								'registry' : row[0],
 								'cc'       : row[1],
@@ -114,7 +116,7 @@ async def process_data():
 								'date'     : row[5],
 								'status'   : row[6]
 							}
-       
+
 							if len(row) == 7:
 								if row[7]:
 									record['extensions'] = row[7]
@@ -122,29 +124,36 @@ async def process_data():
 							if not record['cc']:
 								del record['cc']
 							elif len(record['cc']) != 2:
-								raise ValueError(f'Invalid country code: {record["cc"]} ({cache})')
+								raise ValueError(f'Invalid country code: {cache}')
+
+							if not record['value'].isdigit():
+								raise ValueError(f'Invalid value: {cache}')
 
 							if record['type'] == 'asn':
-								record['start'] = { record_type : int(record['start']) }
+								end = int(record['start']) + int(record['value']) - 1
+								record['asn'] = { 'start': int(record['start']), 'end': end }
 							elif record['type'] in ('ipv4', 'ipv6'):
 								try:
-									ipaddress.ip_address(record['start'])
-									record['start'] = { record_type : record['start'] }
+									if record['type'] == 'ipv4':
+										end = ipaddress.ip_address(record['start']) + int(record['value']) - 1
+									elif record['type'] == 'ipv6':
+										end = ipaddress.ip_network(f'{record["start"]}/{record["value"]}').broadcast_address
+										end = end.compressed.lower()
+									record['ip'] = { 'start': record['start'], 'end': str(end) }
 								except ValueError:
-									raise ValueError(f'Invalid start IP: {record["start"]} ({cache})')
+									raise ValueError(f'Invalid IP range: {cache}')
 							else:
-								raise ValueError(f'Invalid record type: {record["type"]}')
-    
-							if not record['value'].isdigit():
-								raise ValueError(f'Invalid value: {record["value"]} ({cache})')
-    
+								raise ValueError(f'Invalid record type: {cache}')
+
+							del record['start'], record['value'], record['type'] # Cleanup variables no longer needed
+
 							if not record['date'] or record['date'] == '00000000':
 								del record['date']
 							else:
 								record['date'] = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.strptime(record['date'], '%Y%m%d')),
-         
+
 							if record['status'] not in ('allocated', 'assigned', 'available', 'reserved', 'unallocated', 'unknown'):
-								raise ValueError(f'Invalid status: {record["status"]} ({cache})')
+								raise ValueError(f'Invalid status: {cache}')
 
 							#json_output['records'].append(record)
 
@@ -180,7 +189,7 @@ Output:
 Input:
 	{
 		'registry'   : 'arin',
-		'cc'         : 'US',
+		'cc'         : 'us',
 		'type'       : 'ipv4',
 		'start'      : { 'ip': '76.15.132.0' },
 		'value'      : 1024,
@@ -188,4 +197,7 @@ Input:
 		'status'     : 'allocated',
 		'extensions' : '6c065d5b54b877781f05e7d30ebfff28'
 	}
+ 
+ Notes:
+	Do we make this handle the database locally or load it into ram?
 '''