cotisa.com - dns.ninja

`cotisa.com`

DNSSEC	⚠️ Not signed
A	75.2.0.44^{🇺🇸 Amazon75.2.0.0/20}
		PTR	`ab791f743a3c6d593.awsglobalaccelerator.com`
A	99.83.248.72^{🇺🇸 Amazon99.83.240.0/20}
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@cotisa.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=1781444460

Same first word

cotisa.net

cotisa.com

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DNS History

14 records (6 active, 8 former)

●NSns1.hosting.co.kr2026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

○NSns1.sedoparking.com2015-07-11 → 2020-01-21 · 4 obs

● 2015-07-11 11:24:58
● 2020-01-21 14:24:34
○ 2026-03-19 07:13:58
○ 2026-06-14 14:06:06

●NSns2.hosting.co.kr2026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

○NSns2.sedoparking.com2015-07-11 → 2020-01-21 · 4 obs

● 2015-07-11 11:24:58
● 2020-01-21 14:24:34
○ 2026-03-19 07:13:58
○ 2026-06-14 14:06:06

●NSns3.hosting.co.kr2026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

●NSns4.hosting.co.kr2026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

○MXlocalhost2017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-26 23:53:16
● 2017-03-17 19:29:24
○ 2020-01-21 14:24:34
○ 2026-06-14 14:06:06

○MXmail.nickstel.com2015-07-11 → 2016-06-26 · 4 obs

● 2015-07-11 11:24:58
● 2016-06-26 23:53:16
○ 2017-03-17 19:29:24
○ 2026-06-14 14:06:06

○MXmail.pickelhost.com2020-01-21 → 2020-01-21 · 4 obs

○ 2017-03-17 19:29:24
● 2020-01-21 14:24:34
○ 2026-03-19 07:13:58
○ 2026-06-14 14:06:06

○A72.52.4.1222017-03-17 → 2017-03-17 · 4 obs

○ 2016-06-26 23:53:16
● 2017-03-17 19:29:24
○ 2020-01-21 14:24:34
○ 2026-06-14 14:06:06

○A72.52.4.912015-07-11 → 2016-06-26 · 4 obs

● 2015-07-11 11:24:58
● 2016-06-26 23:53:16
○ 2017-03-17 19:29:24
○ 2026-06-14 14:06:06

●A75.2.0.442026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

○A91.195.240.1262020-01-21 → 2020-01-21 · 4 obs

○ 2017-03-17 19:29:24
● 2020-01-21 14:24:34
○ 2026-03-19 07:13:58
○ 2026-06-14 14:06:06

●A99.83.248.722026-03-19 → 2026-06-14 · 3 obs

○ 2020-01-21 14:24:34
● 2026-03-19 07:13:58
● 2026-06-14 14:06:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cotisa.com	ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr	-

✅ Authoritative Response

Server:43.201.141.93

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 cotisa.com (unsigned zone)

⏱️ Timing

Total: 1196ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`75.2.0.44, 99.83.248.72`
NS	4	`ns2.hosting.co.kr, ns3.hosting.co.kr...`
SOA	1	`ns1.hosting.co.kr admin.cotisa.com`

Analysis

IP Addresses

cotisa.com points to the IP addresses 75.2.0.44 and 99.83.248.72

Additional host names — agitat.com, eco-tv.co.kr, jubilee.kr and two others — share IP numbers with cotisa.com.

Name Servers

cotisa.com has four authoritative name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.

There is at least partial name server overlap between cotisa.com and other domains — therabio.kr, epe.kr, yein.net and two more among them.

ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr each resolve to a single IP address: ns1.hosting.co.kr resolves to 121.254.170.11, ns2.hosting.co.kr resolves to 43.201.141.93, ns3.hosting.co.kr resolves to 121.254.170.12 and ns4.hosting.co.kr resolves to 43.201.141.93.

ns2.hosting.co.kr along with ns4.hosting.co.kr each resolve to 43.201.141.93 IP addresses.