CF1763206931233-tsm20251109205412

IPLIST.NET - 40.16.206.in-addr.arpa

Search for IP or hostnames:

40.16.206.in-addr.arpa checked at 2025-11-15T11:42:11.157Z 173ms 50/50/50 100% R:12 allDone:true timedOut:false

40.16.206.in-addr.arpa

NSns-east.cerf.net
A2001:1890:1ff:9f1:99:99:99:136 🇺🇸 AS7018
PTRns-east.cerf.net
A99.99.99.136🇺🇸 AS7018
PTRns-east.cerf.net
NSns-west.cerf.net
A2001:1890:1ff:9f0:68:94:156:136 🇺🇸 AS7018
PTRns-west.cerf.net
A68.94.156.136🇺🇸 AS7018
PTRns-west.cerf.net

16.206.in-addr.arpa

NScbru.br.ns.els-gms.att.net
NSdbru.br.ns.els-gms.att.net
NScmtu.mt.ns.els-gms.att.net
NSdmtu.mt.ns.els-gms.att.net

Up

Starts with same word

Starts similarily

AI analysis

9.40.16.206.in-addr.arpa has 40.16.206.in-addr.arpa as its parent.

Two name servers ns-east.cerf.net and ns-west.cerf.net are delegated to 40.16.206.in-addr.arpa.

40.16.206.in-addr.arpa uses the same name server configuration as other domains, such as chi2.attens.com, cerf.net, 12.24.134.in-addr.arpa, chi1.attens.net and nj-bb1.cerf.net.

40.16.206.in-addr.arpa at least partially shares name servers with other domains such as pharmcas.com, uptodateonline.net, utdol.net, 125.108.199.in-addr.arpa and uptodate.com.

These name servers are often used together with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, ns1.sbcidc.com, ns2.sbcidc.com, ns1.usi.net, ns2.usi.net, ns3.usi.net and ns4.usi.net.

Host names with two IPs:

ns-east.cerf.net points to 2001:1890:1ff:9f1:99:99:99:136 and 99.99.99.136.

ns-west.cerf.net points to 2001:1890:1ff:9f0:68:94:156:136 and 68.94.156.136.

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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