`btc7.kr`

DNSSEC	⚠️ Not signed
A	3.171.61.9^{🇺🇸 Amazon3.171.60.0/23}
		PTR	`server-3-171-61-9.iad61.r.cloudfront.net`
A	3.171.61.37^{🇺🇸 Amazon3.171.60.0/23}
A	3.171.61.96^{🇺🇸 Amazon3.171.60.0/23}
A	3.171.61.128^{🇺🇸 Amazon3.171.60.0/23}
NS	`cns1.hostcocoa.com` ⭐
		A	205.251.196.138^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1162.awsdns-17.org`
NS	`cns2.hostcocoa.com`
		A	205.251.194.81^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ip-205-251-194-81.defastlink.net`
NS	`cns3.hostcocoa.com`
		A	205.251.193.7^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-263.awsdns-32.com`
NS	`cns4.hostcocoa.com`
		A	205.251.199.181^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1973.awsdns-54.co.uk`
MX	`ezsmtp.bizmeka.com` ⭐
		A	183.110.21.105^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
			PTR	`ezsmtp.bizmeka.com`
TXT	`v=spf1 include:ezspf.bizmeka.com ~all`
SOA	`cns1.hostcocoa.com`awsdns-hostmaster@amazon.com serial=1

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐ 🔒
	NS	`b.dns.kr`
	NS	`c.dns.kr` 🔒
	NS	`d.dns.kr` 🔒
	NS	`e.dns.kr` 🔒
	NS	`f.dns.kr` 🔒
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2603080650

Subdomains

cn.btc7.kr

Same first word

btc7.kr

btc7.com

Similar names

tbc7.net

tbc7.com

7btc.co

DNS History

21 records (9 active, 12 former)

●NScns1.hostcocoa.com2026-02-16 → 2026-03-20 · 2 obs

● 2026-02-16 00:12:38
● 2026-03-20 07:28:26

●NScns2.hostcocoa.com2026-02-16 → 2026-03-20 · 2 obs

● 2026-02-16 00:12:38
● 2026-03-20 07:28:26

●NScns3.hostcocoa.com2026-02-16 → 2026-03-20 · 2 obs

● 2026-02-16 00:12:38
● 2026-03-20 07:28:26

●NScns4.hostcocoa.com2026-02-16 → 2026-03-20 · 2 obs

● 2026-02-16 00:12:38
● 2026-03-20 07:28:26

●MXezsmtp.bizmeka.com2026-02-16 → 2026-03-20 · 2 obs

● 2026-02-16 00:12:38
● 2026-03-20 07:28:26

○A13.32.230.1122026-02-17 → 2026-03-20 · 79 obs

○ 2026-02-16 00:12:38
○ 2026-02-17 04:35:06
● 2026-02-17 06:19:04
● 2026-02-17 11:04:06
○ 2026-02-17 12:38:14
○ 2026-02-17 17:38:24
● 2026-02-17 22:04:46
○ 2026-02-18 00:55:52
○ 2026-02-18 09:15:40
● 2026-02-18 14:33:30
○ 2026-02-18 18:06:56
○ 2026-02-19 18:10:28
● 2026-02-19 21:18:10
○ 2026-02-20 00:16:00
○ 2026-02-22 08:20:10
● 2026-02-22 13:35:04
○ 2026-02-22 15:44:04
○ 2026-02-23 08:33:12
● 2026-02-23 10:35:48
● 2026-02-23 12:24:48
○ 2026-02-23 14:23:58
○ 2026-02-23 15:34:02
● 2026-02-23 16:45:32
○ 2026-02-23 18:24:50
○ 2026-02-23 22:48:20
● 2026-02-24 02:18:26
○ 2026-02-24 09:09:12
○ 2026-02-25 00:20:34
● 2026-02-25 06:41:46
○ 2026-02-25 07:32:22
○ 2026-02-25 20:51:56
● 2026-02-26 04:45:36
○ 2026-02-26 09:23:26
○ 2026-02-28 22:43:00
● 2026-02-28 23:52:26
○ 2026-03-01 05:53:22
○ 2026-03-01 06:35:44
● 2026-03-01 08:56:08
○ 2026-03-01 16:38:14
○ 2026-03-03 01:33:10
● 2026-03-03 02:49:32
○ 2026-03-03 03:52:40
● 2026-03-03 05:08:46
○ 2026-03-03 08:06:04
○ 2026-03-03 10:57:28
● 2026-03-03 15:13:54
○ 2026-03-04 01:27:28
○ 2026-03-09 12:16:02
● 2026-03-09 19:38:26
○ 2026-03-09 21:46:10
○ 2026-03-11 04:46:18
● 2026-03-11 10:27:46
○ 2026-03-11 11:32:58
● 2026-03-11 16:23:38
○ 2026-03-11 23:03:08
○ 2026-03-13 02:30:50
● 2026-03-13 07:46:36
● 2026-03-13 09:07:38
○ 2026-03-13 10:34:02
○ 2026-03-14 11:37:18
● 2026-03-14 12:13:32
○ 2026-03-14 14:06:20
○ 2026-03-14 17:48:24
● 2026-03-14 21:09:58
○ 2026-03-14 23:46:10
○ 2026-03-15 12:38:28
● 2026-03-15 15:34:48
● 2026-03-15 17:08:44
○ 2026-03-15 20:35:26
○ 2026-03-17 14:26:48
● 2026-03-17 19:16:10
○ 2026-03-18 00:49:56
● 2026-03-18 07:16:02
● 2026-03-18 09:58:54
○ 2026-03-18 12:07:38
○ 2026-03-19 22:21:16
● 2026-03-20 02:48:18
○ 2026-03-20 04:31:30
○ 2026-03-20 07:28:26

○A13.32.230.1192026-02-17 → 2026-03-20 · 79 obs

○A13.32.230.52026-02-17 → 2026-03-20 · 79 obs

○A13.32.230.552026-02-17 → 2026-03-20 · 79 obs

○A18.245.187.1042026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 00:12:38
● 2026-02-16 16:13:08
○ 2026-02-16 22:35:32
○ 2026-03-20 07:28:26

○A18.245.187.322026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 00:12:38
● 2026-02-16 16:13:08
○ 2026-02-16 22:35:32
○ 2026-03-20 07:28:26

○A18.245.187.522026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 00:12:38
● 2026-02-16 16:13:08
○ 2026-02-16 22:35:32
○ 2026-03-20 07:28:26

○A18.245.187.82026-02-16 → 2026-02-16 · 4 obs

● 2026-02-16 00:12:38
● 2026-02-16 16:13:08
○ 2026-02-16 22:35:32
○ 2026-03-20 07:28:26

●A3.171.61.1282026-02-16 → 2026-03-20 · 79 obs

○ 2026-02-16 16:13:08
● 2026-02-16 22:35:32
● 2026-02-17 00:08:56
○ 2026-02-17 01:24:30
○ 2026-02-19 00:35:58
● 2026-02-19 02:42:12
○ 2026-02-19 09:52:46
○ 2026-02-19 12:30:30
● 2026-02-19 15:20:00
● 2026-02-19 16:03:02
○ 2026-02-19 18:10:28
○ 2026-02-19 21:18:10
● 2026-02-20 00:16:00
○ 2026-02-20 00:49:52
● 2026-02-20 03:10:44
● 2026-02-20 10:38:06
○ 2026-02-20 15:08:56
○ 2026-02-20 20:52:58
● 2026-02-21 00:11:02
○ 2026-02-21 08:52:22
○ 2026-02-21 22:10:34
● 2026-02-22 00:13:20
○ 2026-02-22 08:20:10
○ 2026-02-22 13:35:04
● 2026-02-22 15:44:04
○ 2026-02-22 21:04:30
○ 2026-02-22 22:25:52
● 2026-02-23 00:12:26
● 2026-02-23 08:33:12
○ 2026-02-23 10:35:48
○ 2026-02-27 13:37:40
● 2026-02-27 16:01:46
○ 2026-02-27 18:52:44
○ 2026-02-28 20:12:04
● 2026-02-28 21:15:32
○ 2026-02-28 22:43:00
○ 2026-03-01 05:53:22
● 2026-03-01 06:35:44
○ 2026-03-01 08:56:08
○ 2026-03-02 18:09:18
● 2026-03-03 00:13:10
● 2026-03-03 01:33:10
○ 2026-03-03 02:49:32
○ 2026-03-04 04:42:26
● 2026-03-04 05:21:22
○ 2026-03-05 12:31:16
○ 2026-03-06 12:33:00
● 2026-03-06 13:22:14
○ 2026-03-06 16:29:54
○ 2026-03-07 08:44:32
● 2026-03-07 13:43:14
○ 2026-03-07 15:41:58
○ 2026-03-08 14:46:02
● 2026-03-09 12:16:02
○ 2026-03-09 19:38:26
○ 2026-03-10 04:16:04
● 2026-03-10 08:16:56
● 2026-03-11 00:12:36
○ 2026-03-11 04:46:18
○ 2026-03-11 10:27:46
● 2026-03-11 11:32:58
○ 2026-03-11 16:23:38
○ 2026-03-12 04:31:06
● 2026-03-12 08:36:34
○ 2026-03-12 12:11:10
○ 2026-03-14 14:06:20
● 2026-03-14 16:58:36
○ 2026-03-14 17:48:24
○ 2026-03-14 23:46:10
● 2026-03-15 03:44:30
● 2026-03-15 12:38:28
○ 2026-03-15 15:34:48
○ 2026-03-16 11:49:24
● 2026-03-16 20:16:46
● 2026-03-17 10:17:00
○ 2026-03-17 11:19:50
○ 2026-03-20 02:48:18
● 2026-03-20 04:31:30
● 2026-03-20 07:28:26

●A3.171.61.372026-02-16 → 2026-03-20 · 79 obs

●A3.171.61.92026-02-16 → 2026-03-20 · 79 obs

●A3.171.61.962026-02-16 → 2026-03-20 · 79 obs

○A99.86.91.1062026-02-17 → 2026-03-19 · 120 obs

○ 2026-02-17 00:08:56
● 2026-02-17 01:24:30
● 2026-02-17 04:35:06
○ 2026-02-17 06:19:04
○ 2026-02-17 11:04:06
● 2026-02-17 12:38:14
● 2026-02-17 17:38:24
○ 2026-02-17 22:04:46
● 2026-02-18 00:55:52
● 2026-02-18 09:15:40
○ 2026-02-18 14:33:30
● 2026-02-18 18:06:56
● 2026-02-19 00:35:58
○ 2026-02-19 02:42:12
● 2026-02-19 09:52:46
● 2026-02-19 12:30:30
○ 2026-02-19 15:20:00
○ 2026-02-19 16:03:02
● 2026-02-19 18:10:28
○ 2026-02-19 21:18:10
○ 2026-02-20 00:16:00
● 2026-02-20 00:49:52
○ 2026-02-20 03:10:44
○ 2026-02-20 10:38:06
● 2026-02-20 15:08:56
● 2026-02-20 20:52:58
○ 2026-02-21 00:11:02
● 2026-02-21 08:52:22
● 2026-02-21 22:10:34
○ 2026-02-22 00:13:20
● 2026-02-22 08:20:10
○ 2026-02-22 13:35:04
○ 2026-02-22 15:44:04
● 2026-02-22 21:04:30
● 2026-02-22 22:25:52
○ 2026-02-23 00:12:26
○ 2026-02-23 12:24:48
● 2026-02-23 14:23:58
● 2026-02-23 15:34:02
○ 2026-02-23 16:45:32
● 2026-02-23 18:24:50
● 2026-02-23 22:48:20
○ 2026-02-24 02:18:26
● 2026-02-24 09:09:12
● 2026-02-25 00:20:34
○ 2026-02-25 06:41:46
● 2026-02-25 07:32:22
● 2026-02-25 20:51:56
○ 2026-02-26 04:45:36
● 2026-02-26 09:23:26
● 2026-02-27 13:37:40
○ 2026-02-27 16:01:46
● 2026-02-27 18:52:44
● 2026-02-28 20:12:04
○ 2026-02-28 21:15:32
● 2026-02-28 22:43:00
○ 2026-02-28 23:52:26
● 2026-03-01 05:53:22
○ 2026-03-01 06:35:44
○ 2026-03-01 08:56:08
● 2026-03-01 16:38:14
● 2026-03-02 18:09:18
○ 2026-03-03 00:13:10
○ 2026-03-03 02:49:32
● 2026-03-03 03:52:40
○ 2026-03-03 05:08:46
● 2026-03-03 08:06:04
● 2026-03-03 10:57:28
○ 2026-03-03 15:13:54
● 2026-03-04 01:27:28
● 2026-03-04 04:42:26
○ 2026-03-04 05:21:22
● 2026-03-05 12:31:16
● 2026-03-06 12:33:00
○ 2026-03-06 13:22:14
● 2026-03-06 16:29:54
● 2026-03-07 08:44:32
○ 2026-03-07 13:43:14
● 2026-03-07 15:41:58
● 2026-03-08 14:46:02
○ 2026-03-09 12:16:02
○ 2026-03-09 19:38:26
● 2026-03-09 21:46:10
● 2026-03-10 04:16:04
○ 2026-03-10 08:16:56
○ 2026-03-11 00:12:36
● 2026-03-11 04:46:18
○ 2026-03-11 10:27:46
○ 2026-03-11 16:23:38
● 2026-03-11 23:03:08
● 2026-03-12 04:31:06
○ 2026-03-12 08:36:34
● 2026-03-12 12:11:10
● 2026-03-13 02:30:50
○ 2026-03-13 07:46:36
○ 2026-03-13 09:07:38
● 2026-03-13 10:34:02
● 2026-03-14 11:37:18
○ 2026-03-14 12:13:32
● 2026-03-14 14:06:20
○ 2026-03-14 16:58:36
● 2026-03-14 17:48:24
○ 2026-03-14 21:09:58
● 2026-03-14 23:46:10
○ 2026-03-15 03:44:30
○ 2026-03-15 17:08:44
● 2026-03-15 20:35:26
● 2026-03-16 11:49:24
○ 2026-03-16 20:16:46
○ 2026-03-17 10:17:00
● 2026-03-17 11:19:50
● 2026-03-17 14:26:48
○ 2026-03-17 19:16:10
● 2026-03-18 00:49:56
○ 2026-03-18 07:16:02
○ 2026-03-18 09:58:54
● 2026-03-18 12:07:38
● 2026-03-19 22:21:16
○ 2026-03-20 02:48:18
○ 2026-03-20 07:28:26

○A99.86.91.622026-02-17 → 2026-03-19 · 120 obs

○A99.86.91.852026-02-17 → 2026-03-19 · 120 obs

○A99.86.91.982026-02-17 → 2026-03-19 · 120 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	-
btc7.kr	cns4.hostcocoa.com, cns3.hostcocoa.com, cns1.hostcocoa.com, cns2.hostcocoa.com	-

✅ Authoritative Response

Server: 205.251.196.138

NS records: cns4.hostcocoa.com, cns3.hostcocoa.com, cns1.hostcocoa.com, cns2.hostcocoa.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for btc7.kr (unsigned zone)

⏱️ Timing

Total: 1249ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.171.61.128, 3.171.61.37...`
NS	4	`cns1.hostcocoa.com, cns2.hostcocoa.com...`
MX	1	`ezsmtp.bizmeka.com (pri: 10)`
TXT	1	`v=spf1 include:ezspf.bizmeka.com ~all`
SOA	1	`cns1.hostcocoa.com awsdns-hostmaster.ama`

Analysis

Hierarchy

btc7.kr is a parent of cn.btc7.kr.

IP Addresses

btc7.kr resolves to four IPs: 3.171.61.9, 3.171.61.37, 3.171.61.96 and 3.171.61.128.

Other host names such as gatsbyproducts.com, d19bbbgfzmjpvj.cloudfront.net, fe.prism.digital.amazon.dev, 678273.com and www.familylawmatters-blog.com share IP numbers with btc7.kr.

Name Servers

btc7.kr is delegated to four name servers: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com.

At least part of the name servers for btc7.kr are shared with other domains, for instance lonepinepartners.com, appears.co.kr, my-aunt.com, gervasoni1882.co.kr and plaif.com.

Host names with one IP: cns1.hostcocoa.com points to 205.251.196.138; cns2.hostcocoa.com points to 205.251.194.81; cns3.hostcocoa.com points to 205.251.193.7; cns4.hostcocoa.com points to 205.251.199.181.

Mail Servers

The mail server for btc7.kr is ezsmtp.bizmeka.com.

btc7.kr uses the same mail server setup as other domains, for instance unicomz.net, homeone.co.kr, miraecorp.net, c-itis.com and curtains.co.kr.

btc7.kr shares at least some mail servers with other domains, for example kofaintl.com, peterpanz.com, welfare24.net, baekill.com and heparam.co.kr.

Host ezsmtp.bizmeka.com points to IP 183.110.21.105.

btc7.kr - robtex.com

btc7.kr

kr

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`btc7.kr`

`kr`