81.31.38.20 is a CNAME to 20.0-127.38.31.81.in-addr.arpa. 20.0-127....

ANALYSIS

This section shows a quick analyis of the given host name or ip number.

81.31.38.20 is a CNAME to 20.0-127.38.31.81.in-addr.arpa. 20.0-127.38.31.81.in-addr.arpa has one PTR.

Exmasters PTR

QUICK INFO

Quick summary of the host name

REVERSE (NEW!)

Reverse DNS reports of the queried and related entitiesq

IPINFO.IO

RECORDS

Hierarchical analysis of the entity

81.31.38.20

whois

To determine the registration information for a more specific range, please try a more specific query. If you see this object as a result of a single IP query, it means the IP address is currently in the free pool of address space managed by the RIPE NCC.

route

81.31.32.0/20

bgp

AS24971

asname

MASTER-AS Czech Republic / www.master.cz

descr

MASTER-NET-1

location

Czechia

cname

20.0-127.38.31.81.in-addr.arpa