CF1762817218266-tsm20251109205412

MXLIST.NET - 21.84.193.in-addr.arpa

Search for IP or hostnames:

21.84.193.in-addr.arpa checked at 2025-11-10T23:26:58.251Z 255ms 50/50/50 100% R:14 allDone:true timedOut:false

21.84.193.in-addr.arpa

NSauth200.ns.uu.net
A2001:600:1c0:e000::35:2 🇳🇱 Verizon - EMEA
PTRauth200.ns.uu.net
A195.129.12.82🇳🇱 Verizon - EMEA
PTRauth200.ns.uu.net
NSauth210.ns.uu.net
A2001:600:1c0:e001::35:2 🇳🇱 Verizon - EMEA
PTRauth210.ns.uu.net
A195.129.12.74🇳🇱 Verizon - EMEA
PTRauth210.ns.uu.net

84.193.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.84.193.in-addr.arpa is a parent of 10.21.84.193.in-addr.arpa.

21.84.193.in-addr.arpa is delegated to two name servers: auth200.ns.uu.net and auth210.ns.uu.net.

21.84.193.in-addr.arpa uses the same name server setup as other domains, including 18.208.213.in-addr.arpa, ams.ops.eu.uu.net, 66.209.212.in-addr.arpa, ns.eu.uu.net and 12.4.212.in-addr.arpa.

At least part of the name servers for 21.84.193.in-addr.arpa are shared with other domains, for instance rdu6.alter.net, ahm1.alter.net, vie3.alter.net, mrs1.alter.net and uk.mci.com.

these name servers are commonly used with the name servers auth100.ns.uu.net, auth110.ns.uu.net, auth01.ns.uu.net, auth61.ns.uu.net, auth111.ns.uu.net, auth120.ns.uu.net, ns.emea.verizonbusiness.com, is1.grundfos.com, is3.grundfos.com and auth101.ns.uu.net.

Host names with two IP numbers:

auth200.ns.uu.net points to 2001:600:1c0:e000::35:2 and 195.129.12.82.

auth210.ns.uu.net points to 2001:600:1c0:e001::35:2 and 195.129.12.74.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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