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# Esempi di query Security Lake per i log delle query del resolver Route 53
<a name="route53_1_0-query-examples"></a>

I log delle query resolver di Amazon Route 53 tengono traccia delle query DNS effettuate dalle risorse all'interno del tuo Amazon VPC. Gli abbonati possono interrogare i log delle query del resolver Route 53 per conoscere i seguenti tipi di informazioni:

Ecco alcuni esempi di query sui log delle query del resolver Route 53 per la versione sorgente 1:AWS

**Elenco delle query DNS degli ultimi 7 giorni CloudTrail **

```
SELECT 
      time,
      src_endpoint.instance_uid,
      src_endpoint.ip,
      src_endpoint.port,
      query.hostname,
      rcode
    FROM amazon_security_lake_glue_db_us_east_1.amazon_security_lake_table_us_east_1_route53_1_0
    WHERE eventDay BETWEEN cast(date_format(current_timestamp - INTERVAL '7' day, '%Y%m%d%H') as varchar) and cast(date_format(current_timestamp - INTERVAL '0' day, '%Y%m%d%H') as varchar) 
    ORDER BY time DESC
    LIMIT 25
```

**Elenco delle query DNS corrispondenti `s3.amazonaws.com` negli ultimi 7 giorni**

```
SELECT 
      time,
      src_endpoint.instance_uid,
      src_endpoint.ip,
      src_endpoint.port,
      query.hostname,
      rcode,
      answers
    FROM amazon_security_lake_glue_db_us_east_1.amazon_security_lake_table_us_east_1_route53_1_0
    WHERE query.hostname LIKE 's3.amazonaws.com.' and eventDay BETWEEN cast(date_format(current_timestamp - INTERVAL '7' day, '%Y%m%d%H') as varchar) and cast(date_format(current_timestamp - INTERVAL '0' day, '%Y%m%d%H') as varchar)
    ORDER BY time DESC
    LIMIT 25
```

**Elenco di query DNS che non sono state risolte negli ultimi 7 giorni**

```
SELECT 
      time, 
      src_endpoint.instance_uid, 
      src_endpoint.ip, 
      src_endpoint.port, 
      query.hostname, 
      rcode, 
      answers
    FROM amazon_security_lake_glue_db_us_east_1.amazon_security_lake_table_us_east_1_route53_1_0
    WHERE cardinality(answers) = 0 and eventDay BETWEEN cast(date_format(current_timestamp - INTERVAL '7' day, '%Y%m%d%H') as varchar) and cast(date_format(current_timestamp - INTERVAL '0' day, '%Y%m%d%H') as varchar)
    LIMIT 25
```

**Elenco delle query DNS risolte `192.0.2.1` negli ultimi 7** giorni

```
SELECT 
      time, 
      src_endpoint.instance_uid, 
      src_endpoint.ip, 
      src_endpoint.port, 
      query.hostname, 
      rcode, 
      answer.rdata
    FROM amazon_security_lake_glue_db_us_east_1.amazon_security_lake_table_us_east_1_route53_1_0
    CROSS JOIN UNNEST(answers) as st(answer)
    WHERE answer.rdata='192.0.2.1' and eventDay BETWEEN cast(date_format(current_timestamp - INTERVAL '7' day, '%Y%m%d%H') as varchar) and cast(date_format(current_timestamp - INTERVAL '0' day, '%Y%m%d%H') as varchar)
    LIMIT 25
```