CF1761089801574-tsm20251017082432

DNSWHOIS.INFO - 21.203.210.in-addr.arpa

Search for IP or hostnames:

21.203.210.in-addr.arpa checked at 2025-10-21T23:36:41.554Z 405ms 44/44/44 100% R:12

21.203.210.in-addr.arpa

NSdns.octor.com
A61.20.46.203🇹🇼 FET-TW
PTR61-20-46-203.adsl.fetnet.net
A61.20.46.204🇹🇼 FET-TW
PTR61-20-46-204.adsl.fetnet.net
NSdns.apol.com.tw
A61.20.46.203🇹🇼 FET-TW
PTR61-20-46-203.adsl.fetnet.net
A61.20.46.204🇹🇼 FET-TW
PTR61-20-46-204.adsl.fetnet.net

203.210.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

21.203.210.in-addr.arpa is the parent of 112.21.203.210.in-addr.arpa.

21.203.210.in-addr.arpa is delegated to two name servers dns.octor.com and dns.apol.com.tw.

21.203.210.in-addr.arpa shares the same name server setup as other domains, for instance 12.202.210.in-addr.arpa, 5.200.210.in-addr.arpa, 5.23.223.in-addr.arpa, 16.251.222.in-addr.arpa and 111.244.60.in-addr.arpa.

Host names with two IP numbers:

dns.octor.com points to 61.20.46.203 and 61.20.46.204

dns.apol.com.tw points to 61.20.46.203 and 61.20.46.204

Host names pointing to 61.20.46.203: dns.octor.com and dns.apol.com.tw

Host names pointing to 61.20.46.204: dns.octor.com and dns.apol.com.tw

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

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