xnnd.com tools for dns
DNS Lookup: Multi DNS?

Checking A record for u4.amazonaws.com using Unbound DNS server (127.0.0.1): (or click here to check using the Google DNS website.)
u4.amazonaws.com has address 156.154.67.10

Did you receive spam from u4.amazonaws.com? Try looking up where to send a spam report using abuse.net.
Or check its IP address 156.154.67.10 in ARIN and look for an abuse contact.

Multi DNS Options: No/off=Check one random public server. Yes=Check public DNS servers. Special=Check DNS servers authoritative for zone/domain.

The authoritative DNS servers for this host are: r1.amazonaws.com, r2.amazonaws.com, u1.amazonaws.com, u2.amazonaws.com.


Run at: Fri Sep 17 04:23:39 UTC 2021

 xnnd simple tools for dns since 2008