CF1762526647640-tsm20251105200708

WWW.RTSAK.COM - 21.67.210.in-addr.arpa

Search for IP or hostnames:

21.67.210.in-addr.arpa checked at 2025-11-07T14:44:07.625Z 834ms 49/49/49 100% R:27

21.67.210.in-addr.arpa

NSdns1.sysnet.net.tw
A2001:b030:140c:fffd:59:125:122:48 🇹🇼 HINET
PTR2001-b030-140c-fffd-0059-0125-0122-0048.hinet-ip6.hinet.net
A59.125.122.48🇹🇼 HINET
PTR59-125-122-48.hinet-ip.hinet.net
NSdns2.sysnet.net.tw
A175.99.79.131🇹🇼 TFN-TW
PTR175-99-79-131.static.tfn.net.tw
NSdns.sysnet.net.tw
A2405:a00:0:2:210:67:33:3
A210.67.33.3🇹🇼 SYSTEX
PTRdns.sysnet.net.tw

67.210.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

21.67.210.in-addr.arpa delegates to three name servers: dns1.sysnet.net.tw, dns2.sysnet.net.tw and dns.sysnet.net.tw.

21.67.210.in-addr.arpa shares some name servers with other domains, for example 143.67.210.in-addr.arpa, n210-67-30-0-24.sysnet.net.tw, money-link.com.tw, emidst.com.tw and n210-63-15-0-24.sysnet.net.tw.

These name servers are commonly used with the name servers dns3.sysnet.net.tw.

Host names with two IP numbers:

dns1.sysnet.net.tw points to 2001:b030:140c:fffd:59:125:122:48 and 59.125.122.48.

dns.sysnet.net.tw points to 2405:a00:0:2:210:67:33:3 and 210.67.33.3.

Host names with one IP number:

dns2.sysnet.net.tw points to 175.99.79.131.

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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