## Examples
### Table output
```
$ dug wikipedia.org www.kame.net
┌wikipedia.org─────────────┬────────────────────┐
│ Quad9 │ 2620:0:863:ed1a::1 │
│ │ 198.35.26.96 │
├──────────────────────────┼────────────────────┤
│ Cloudflare │ 198.35.26.96 │
│ │ 2620:0:863:ed1a::1 │
├──────────────────────────┼────────────────────┤
│ Google │ 2620:0:863:ed1a::1 │
│ │ 198.35.26.96 │
├──────────────────────────┼────────────────────┤
│ system │ 198.35.26.96 │
│ │ 2620:0:863:ed1a::1 │
├──────────────────────────┼────────────────────┤
│ nslookup │ 198.35.26.96 │
├──────────────────────────┼────────────────────┤
│ resolv.conf[192.168.7.2] │ 2620:0:863:ed1a::1 │
│ │ 198.35.26.96 │
├──────────────────────────┼────────────────────┤
│ dig │ 198.35.26.96 │
│ │ 2620:0:863:ed1a::1 │
├──────────────────────────┼────────────────────┤
│ drill │ 198.35.26.96 │
│ │ 2620:0:863:ed1a::1 │
└──────────────────────────┴────────────────────┘
┌www.kame.net──────────────┬────────────────────────────────────┐
│ Quad9 │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
│ │ 2001:2f0:0:8800::1:1 │
│ │ 210.155.141.200 │
├──────────────────────────┼────────────────────────────────────┤
│ Google │ 2001:2f0:0:8800::1:1 │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
│ │ 210.155.141.200 │
├──────────────────────────┼────────────────────────────────────┤
│ Cloudflare │ 210.155.141.200 │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
│ │ 2001:2f0:0:8800::1:1 │
├──────────────────────────┼────────────────────────────────────┤
│ system │ 210.155.141.200 │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
│ │ 2001:2f0:0:8800::1:1 │
├──────────────────────────┼────────────────────────────────────┤
│ nslookup │ 210.155.141.200 │
├──────────────────────────┼────────────────────────────────────┤
│ resolv.conf[192.168.7.2] │ 210.155.141.200 │
│ │ 2001:2f0:0:8800::1:1 │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
├──────────────────────────┼────────────────────────────────────┤
│ dig │ mango.itojun.org. │
│ │ 210.155.141.200 │
│ │ mango.itojun.org. │
│ │ 2001:2f0:0:8800::1:1 │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
├──────────────────────────┼────────────────────────────────────┤
│ drill │ mango.itojun.org. │
│ │ 210.155.141.200 │
│ │ mango.itojun.org. │
│ │ 2001:2f0:0:8800:226:2dff:fe0b:4311 │
│ │ 2001:2f0:0:8800::1:1 │
└──────────────────────────┴────────────────────────────────────┘
```
### JSON output
```
$ dug -j iccf-holland.org
[
{
"name": "iccf-holland.org",
"source": "Quad9",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "Google",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "Cloudflare",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "system",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "nslookup",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "resolv.conf[192.168.7.2]",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "dig",
"records": ["66.39.120.157"]
},
{
"name": "iccf-holland.org",
"source": "drill",
"records": ["66.39.120.157"]
}
]
```
### ASCII text output
```
$ dug -a wikipedia.org
wikipedia.org 2620:0:863:ed1a::1 Quad9
wikipedia.org 198.35.26.96 Quad9
wikipedia.org 198.35.26.96 Cloudflare
wikipedia.org 2620:0:863:ed1a::1 Cloudflare
wikipedia.org 198.35.26.96 Google
wikipedia.org 2620:0:863:ed1a::1 Google
wikipedia.org 198.35.26.96 system
wikipedia.org 2620:0:863:ed1a::1 system
wikipedia.org 198.35.26.96 nslookup
wikipedia.org 198.35.26.96 resolv.conf[192.168.7.2]
wikipedia.org 2620:0:863:ed1a::1 resolv.conf[192.168.7.2]
wikipedia.org 198.35.26.96 dig
wikipedia.org 2620:0:863:ed1a::1 dig
wikipedia.org 198.35.26.96 drill
wikipedia.org 2620:0:863:ed1a::1 drill
www.kame.net 2001:2f0:0:8800::1:1 Cloudflare
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 Cloudflare
www.kame.net 210.155.141.200 Cloudflare
www.kame.net 210.155.141.200 Quad9
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 Quad9
www.kame.net 2001:2f0:0:8800::1:1 Quad9
www.kame.net 2001:2f0:0:8800::1:1 Google
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 Google
www.kame.net 210.155.141.200 Google
www.kame.net 210.155.141.200 system
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 system
www.kame.net 2001:2f0:0:8800::1:1 system
www.kame.net 210.155.141.200 nslookup
www.kame.net 210.155.141.200 resolv.conf[192.168.7.2]
www.kame.net 2001:2f0:0:8800::1:1 resolv.conf[192.168.7.2]
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 resolv.conf[192.168.7.2]
www.kame.net mango.itojun.org. dig
www.kame.net 210.155.141.200 dig
www.kame.net mango.itojun.org. dig
www.kame.net 2001:2f0:0:8800::1:1 dig
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 dig
www.kame.net mango.itojun.org. drill
www.kame.net 210.155.141.200 drill
www.kame.net mango.itojun.org. drill
www.kame.net 2001:2f0:0:8800:226:2dff:fe0b:4311 drill
www.kame.net 2001:2f0:0:8800::1:1 drill
```
### Get only the Google DNS results for a set of hostnames
```
abc.com 65.8.161.63 65.8.161.31 65.8.161.4 65.8.161.47
cbs.com 54.157.108.158 98.83.184.133 100.28.104.175 2600:1f18:297:ba24:b508:76de:f4a:df34 2600:1f18:297:ba18:6ddc:5d8f:6053:f003 2600:1f18:2 97:ba0e:7900:f622:48a8:f266
nbc.com 23.192.228.4 23.192.228.20
```
### Extract only the resolved IPs with `jq`
```
142.250.68.78
2607:f8b0:4005:80d::200e
2607:f8b0:4005:810::200e
2607:f8b0:4007:801::200e
```
This looks busy, but here's what `jq` is doing:
1. `map(...)`: for each result in the array...
2. `select(.records)`: select only objects where the `records` property is truthy (stripping `null`)
3. `.records`: ...and extract the `records` property from the selected objects
4. `flatten` the nested of arrays into a single array of all resolved IPs
5. `unique` removes all duplicate values
6. `.[]` converts the array into a sequence of strings, one per line
7. `-r` removes the quotation marks (`"`) from around the result strings