(destiny:18:56:EST)% ipin storage.signal.org.
  A record #1
4 Address: 172.253.63.121
4 PTR: bi-in-f121.1e100.net.
4 Prefix: 172.253.63.0/24
4 Origin: AS15169 [GOOGLE, US]
  AAAA record #1
6 Address: 2607:f8b0:4004:c08::79
6 PTR: bi-in-f121.1e100.net.
6 Prefix: 2607:f8b0:4004::/48
6 Origin: AS15169 [GOOGLE, US]
(destiny:18:56:EST)% ipin chat.signal.org.   
  A record #1
4 Address: 13.248.212.111
4 PTR: ac88393aca5853df7.awsglobalaccelerator.com.
4 Prefix: 13.248.208.0/20
4 Origin: AS16509 [AMAZON-02, US]
  A record #2
4 Address: 76.223.92.165
4 PTR: ac88393aca5853df7.awsglobalaccelerator.com.
4 Prefix: 76.223.80.0/20
4 Origin: AS16509 [AMAZON-02, US]
  AAAA record #1
6 Address: 2600:9000:a507:ab6d:4ce3:2f58:25d7:9cbf
6 PTR: ac88393aca5853df7.dualstack.awsglobalaccelerator.com.
6 Prefix: 2600:9000:a500::/43
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #2
6 Address: 2600:9000:a61f:527c:d5eb:a431:5239:3232
6 PTR: ac88393aca5853df7.dualstack.awsglobalaccelerator.com.
6 Prefix: 2600:9000:a600::/43
6 Origin: AS16509 [AMAZON-02, US]
(destiny:18:56:EST)% ipin cdn.signal.org. 
  A record #1
4 Address: 18.160.18.106
4 PTR: server-18-160-18-106.iad12.r.cloudfront.net.
4 Prefix: 18.160.16.0/21
4 Origin: AS16509 [AMAZON-02, US]
  A record #2
4 Address: 18.160.18.42
4 PTR: server-18-160-18-42.iad12.r.cloudfront.net.
4 Prefix: 18.160.16.0/21
4 Origin: AS16509 [AMAZON-02, US]
  A record #3
4 Address: 18.160.18.45
4 PTR: server-18-160-18-45.iad12.r.cloudfront.net.
4 Prefix: 18.160.16.0/21
4 Origin: AS16509 [AMAZON-02, US]
  A record #4
4 Address: 18.160.18.114
4 PTR: server-18-160-18-114.iad12.r.cloudfront.net.
4 Prefix: 18.160.16.0/21
4 Origin: AS16509 [AMAZON-02, US]
  AAAA record #1
6 Address: 2600:9000:250b:9e00:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #2
6 Address: 2600:9000:250b:2a00:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #3
6 Address: 2600:9000:250b:5c00:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #4
6 Address: 2600:9000:250b:1000:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #5
6 Address: 2600:9000:250b:4a00:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #6
6 Address: 2600:9000:250b:3000:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #7
6 Address: 2600:9000:250b:4c00:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
  AAAA record #8
6 Address: 2600:9000:250b:7000:1d:4f32:50c0:93a1
6 Prefix: 2600:9000:250b::/48
6 Origin: AS16509 [AMAZON-02, US]
(destiny:18:56:EST)%