CF1762289379436-tsm20251104152717

DNSWHOIS.INFO - sys21.co.kr

Search for IP or hostnames:

sys21.co.kr checked at 2025-11-04T20:49:39.427Z 1019ms 57/57/57 100% R:16

`sys21.co.kr`

	MX	`mail.sys21.co.kr`
			A	112.216.19.70^{🇰🇷 LG Uplus}
				PTR	`mail.sys21.co.kr`
	NS	`ns1.uhost.co.kr`
			A	202.31.187.220^{🇰🇷 PACIFIC-FORTUNE-BLAH}
	NS	`ns2.uhost.co.kr`
			A	219.251.156.14^{🇰🇷 KRNIC-GDNS-AS}
	A	112.216.19.66^{🇰🇷 LG Uplus}
			PTR	`ns2.sys21.kr`

`co.kr`

	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	NS	`g.dns.kr`

Up

mail.sys21.co.kr

Starts with same word

sys21.co.kr

sys21.kr

sys21.co.jp

sys21.com.mx

sys21.mx

Starts similarily

ssy21.cn

sys21.co.kr

sys21.kr

sys21.co.jp

sys21.com.mx

sys21.mx

AI analysis

sys21.co.kr is the parent of mail.sys21.co.kr.

sys21.co.kr resolves to a single IP: 112.216.19.66.

sys21.co.kr has two name servers: ns1.uhost.co.kr and ns2.uhost.co.kr.

sys21.co.kr shares the same name server setup as other domains, for example garmentfilms.com, ctia.kr, seoul284.org, ktcconst.co.kr and unescobusan.org.

Host names with a single IP:

ns1.uhost.co.kr points to 202.31.187.220

ns2.uhost.co.kr points to 219.251.156.14

sys21.co.kr is handled by a single mail server, mail.sys21.co.kr.

Host name mail.sys21.co.kr points to IP 112.216.19.70.

dbq