CF1760484923229-tsm20251014171359

DNSWHOIS.INFO - 163.140.203.in-addr.arpa

Search for IP or hostnames:

163.140.203.in-addr.arpa checked at 2025-10-14T23:35:23.211Z 2731ms 53/53/53 100% R:23

163.140.203.in-addr.arpa

NSns1.synapse.ne.jp
A202.208.174.129🇯🇵 SYNAPSE
PTRns1.synapse.ne.jp
NSns2.synapse.ne.jp
A202.208.174.161🇯🇵 SYNAPSE
PTRns2.synapse.ne.jp
PTRsynapse-net.synapse.ne.jp
A255.255.255.0

140.203.in-addr.arpa

NSa.dns.jp
NSb.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp

Up

Starts with same word

Starts similarily

AI analysis

163.140.203.in-addr.arpa is parent of 100.163.140.203.in-addr.arpa, 193.163.140.203.in-addr.arpa, 3.163.140.203.in-addr.arpa, 99.163.140.203.in-addr.arpa and 2.163.140.203.in-addr.arpa.

163.140.203.in-addr.arpa points to IP number: 255.255.255.0.

Other host names such as 162.50.69.in-addr.arpa, 0.30.44.62.in-addr.arpa, 170.81.210.in-addr.arpa, 225.122.61.in-addr.arpa and 234.50.74.in-addr.arpa share IPs with 163.140.203.in-addr.arpa.

163.140.203.in-addr.arpa is delegated to two name servers: ns1.synapse.ne.jp and ns2.synapse.ne.jp.

163.140.203.in-addr.arpa shares the same name server setup as 181.208.202.in-addr.arpa, 60.237.210.in-addr.arpa, 82.146.210.in-addr.arpa, mbc.co.jp and 40.237.210.in-addr.arpa.

163.140.203.in-addr.arpa at least partially shares name servers with other domains, for instance arssystem.com, elm.co.jp, keinet.com, 185.208.202.in-addr.arpa and elm.jp.

These name servers are commonly used with ns.elm.co.jp and ns.keinet.com.

Host names with a single IP:

ns1.synapse.ne.jp points to 202.208.174.129.

ns2.synapse.ne.jp points to 202.208.174.161.

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

zsZnFnd CF johedugfp 2025-10-14