sinzo.com - dns.ninja

`sinzo.com`

DNSSEC	⚠️ Not signed
A	220.230.115.131^{🇰🇷 nhn-AS-KR220.230.112.0/21 NAVER business platform cloud service}
NS	`ns1.hosting.co.kr` ⭐
		A	121.254.170.11^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns2.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
NS	`ns3.hosting.co.kr`
		A	121.254.170.12^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns4.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
SOA	`ns1.hosting.co.kr`admin@sinzo.com serial=2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786180159

Same first word

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DNS History

18 records (5 active, 13 former)

●NSns1.hosting.co.kr2026-03-16 → 2026-08-08 · 5 obs

○ 2020-01-08 19:15:08
● 2026-03-16 07:50:40
○ 2026-07-04 14:36:26
● 2026-07-04 16:33:44
● 2026-08-08 09:37:34

○NSns1c1.ncloud-dns.com2020-01-08 → 2020-01-08 · 4 obs

○ 2016-04-14 08:37:22
● 2020-01-08 19:15:08
○ 2026-03-16 07:50:40
○ 2026-08-08 09:37:34

●NSns2.hosting.co.kr2026-03-16 → 2026-08-08 · 5 obs

○ 2020-01-08 19:15:08
● 2026-03-16 07:50:40
○ 2026-07-04 14:36:26
● 2026-07-04 16:33:44
● 2026-08-08 09:37:34

○NSns21.dnsever.com2015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○NSns231.dnsever.com2015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○NSns259.dnsever.com2015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○NSns29.dnsever.com2015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○NSns2c1.ncloud-dns.com2020-01-08 → 2020-01-08 · 4 obs

○ 2016-04-14 08:37:22
● 2020-01-08 19:15:08
○ 2026-03-16 07:50:40
○ 2026-08-08 09:37:34

●NSns3.hosting.co.kr2026-03-16 → 2026-08-08 · 5 obs

○ 2020-01-08 19:15:08
● 2026-03-16 07:50:40
○ 2026-07-04 14:36:26
● 2026-07-04 16:33:44
● 2026-08-08 09:37:34

○NSns37.dnsever.com2015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○NSns3c1.ncloud-dns.com2020-01-08 → 2020-01-08 · 4 obs

○ 2016-04-14 08:37:22
● 2020-01-08 19:15:08
○ 2026-03-16 07:50:40
○ 2026-08-08 09:37:34

●NSns4.hosting.co.kr2026-03-16 → 2026-08-08 · 5 obs

○ 2020-01-08 19:15:08
● 2026-03-16 07:50:40
○ 2026-07-04 14:36:26
● 2026-07-04 16:33:44
● 2026-08-08 09:37:34

○NSns4c1.ncloud-dns.com2020-01-08 → 2020-01-08 · 4 obs

○ 2016-04-14 08:37:22
● 2020-01-08 19:15:08
○ 2026-03-16 07:50:40
○ 2026-08-08 09:37:34

○MXrmail.dnsever.net2015-09-21 → 2016-04-14 · 5 obs

○ 2015-06-01 16:18:56
● 2015-09-21 21:52:12
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

○MXrmail1.dnsever.com2015-06-01 → 2015-06-01 · 3 obs

● 2015-06-01 16:18:56
○ 2015-09-21 21:52:12
○ 2026-08-08 09:37:34

○MXrmail2.dnsever.com2015-06-01 → 2015-06-01 · 3 obs

● 2015-06-01 16:18:56
○ 2015-09-21 21:52:12
○ 2026-08-08 09:37:34

○A115.68.74.992015-06-01 → 2016-04-14 · 4 obs

● 2015-06-01 16:18:56
● 2016-04-14 08:37:22
○ 2020-01-08 19:15:08
○ 2026-08-08 09:37:34

●A220.230.115.1312020-01-08 → 2026-08-08 · 5 obs

○ 2016-04-14 08:37:22
● 2020-01-08 19:15:08
○ 2026-07-04 14:36:26
● 2026-07-04 16:33:44
● 2026-08-08 09:37:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
sinzo.com	ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr	-

✅ Authoritative Response

Server:121.254.170.12

NS records: ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sinzo.com (unsigned zone)

⏱️ Timing

Total: 1205ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`220.230.115.131`
NS	4	`ns2.hosting.co.kr, ns1.hosting.co.kr...`
SOA	1	`ns1.hosting.co.kr admin.sinzo.com`

Analysis

IP Addresses

sinzo.com has exactly one IP address — 220.230.115.131.

Name Servers

Four name servers handle the delegation for sinzo.com: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.

sinzo.com partially shares its NS delegation with several other domains, including procex.com, nhj.kr, idx.kr and two others.

Four hostnames each with a single A record: ns1.hosting.co.kr → 121.254.170.11, ns2.hosting.co.kr → 43.201.141.93, ns3.hosting.co.kr → 121.254.170.12, ns4.hosting.co.kr → 43.201.141.93. ns2.hosting.co.kr and ns4.hosting.co.kr both direct to 43.201.141.93.

Both ns2.hosting.co.kr and ns4.hosting.co.kr resolve to 43.201.141.93 IP addresses each.