CF1763812271393-tsm20251122110840

DNSWHOIS.INFO - 55.171.51.in-addr.arpa

Search for IP or hostnames:

55.171.51.in-addr.arpa checked at 2025-11-22T11:51:11.370Z 5005ms 43/45/45 96% R:13 allDone:false timedOut:true

55.171.51.in-addr.arpa

NSauth01.ns.eircom.net
A159.134.0.14🇮🇪 EIRCOM
PTRauth01.ns.eircom.net
NSauth02.ns.eircom.net
A159.134.0.15🇮🇪 EIRCOM
PTRtestp.eirmail400.ie
NSauth03.ns.eircom.net
A159.134.0.178🇮🇪 EIRCOM
PTRauth03.ns.eircom.net

171.51.in-addr.arpa

NSauth01.ns.eircom.net
NSauth02.ns.eircom.net
NSauth03.ns.eircom.net

Up

Starts with same word

Starts similarily

AI analysis

55.171.51.in-addr.arpa is a parent of 215.55.171.51.in-addr.arpa and 166.55.171.51.in-addr.arpa.

The delegation for 55.171.51.in-addr.arpa is handled by three name servers: auth01.ns.eircom.net, auth02.ns.eircom.net and auth03.ns.eircom.net.

55.171.51.in-addr.arpa at least partially shares name servers with other domains, for instance 163.43.86.in-addr.arpa, 34.42.86.in-addr.arpa, 251.134.159.in-addr.arpa, 82.44.86.in-addr.arpa and 133.70.83.in-addr.arpa.

these name servers are commonly used with ns1.blacknightdns.com, ns2.blacknightdns.com and ns3.blacknightdns.com.

Host names with one IP number:

auth01.ns.eircom.net points to 159.134.0.14.

auth02.ns.eircom.net points to 159.134.0.15.

auth03.ns.eircom.net points to 159.134.0.178.

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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