`ksys1.com`

DNSSEC	⚠️ Not signed
A	18.64.174.23^{🇺🇸 Amazon18.64.168.0/21}
		PTR	`server-18-64-174-23.mia3.r.cloudfront.net`
A	18.64.174.27^{🇺🇸 Amazon18.64.168.0/21}
A	18.64.174.39^{🇺🇸 Amazon18.64.168.0/21}
A	18.64.174.76^{🇺🇸 Amazon18.64.168.0/21}
NS	`bns1.hostcocoa.com` ⭐
		A	205.251.192.254^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-254.awsdns-31.com`
NS	`bns2.hostcocoa.com`
		A	205.251.194.231^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-743.awsdns-28.net`
NS	`bns3.hostcocoa.com`
		A	205.251.196.209^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1233.awsdns-26.org`
NS	`bns4.hostcocoa.com`
		A	205.251.198.107^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1643.awsdns-13.co.uk`
MX	`mail.officehub.kr` ⭐
		A	222.231.61.243^{🇰🇷 DACOM-NET222.231.0.0/18 contact noc@bora.net if necessary}
			PTR	`mail.officehub.kr`
TXT	`_globalsign-domain-verification=lpiokzc-QQuUg5QJsJBZTwJDV2zS_k7E9ds43RjdMP`
TXT	`v=spf1 ip4:222.231.61.243 ~all`
SOA	`bns1.hostcocoa.com`awsdns-hostmaster@amazon.com serial=1

`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=1774947747

Same first word

ksys1.com

Similar names

1sysk.ru

1skys.com

skys1.com

DNS History

53 records (9 active, 44 former)

●NSbns1.hostcocoa.com2026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 14:39:30
● 2026-03-31 09:05:24

●NSbns2.hostcocoa.com2026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 14:39:30
● 2026-03-31 09:05:24

●NSbns3.hostcocoa.com2026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 14:39:30
● 2026-03-31 09:05:24

●NSbns4.hostcocoa.com2026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 14:39:30
● 2026-03-31 09:05:24

●MXmail.officehub.kr2026-02-15 → 2026-03-31 · 2 obs

● 2026-02-15 14:39:30
● 2026-03-31 09:05:24

○A13.226.209.1142026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 00:44:58
● 2026-02-24 21:33:34
○ 2026-02-24 23:02:38
○ 2026-03-31 09:05:24

○A13.226.209.1252026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 00:44:58
● 2026-02-24 21:33:34
○ 2026-02-24 23:02:38
○ 2026-03-31 09:05:24

○A13.226.209.1292026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 00:44:58
● 2026-02-24 21:33:34
○ 2026-02-24 23:02:38
○ 2026-03-31 09:05:24

○A13.226.209.912026-02-24 → 2026-02-24 · 4 obs

○ 2026-02-24 00:44:58
● 2026-02-24 21:33:34
○ 2026-02-24 23:02:38
○ 2026-03-31 09:05:24

○A13.227.173.1272026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 18:17:54
● 2026-02-28 23:15:24
○ 2026-03-01 00:13:32
○ 2026-03-31 09:05:24

○A13.227.173.812026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 18:17:54
● 2026-02-28 23:15:24
○ 2026-03-01 00:13:32
○ 2026-03-31 09:05:24

○A13.227.173.892026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 18:17:54
● 2026-02-28 23:15:24
○ 2026-03-01 00:13:32
○ 2026-03-31 09:05:24

○A13.227.173.942026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 18:17:54
● 2026-02-28 23:15:24
○ 2026-03-01 00:13:32
○ 2026-03-31 09:05:24

○A13.33.109.1112026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 23:24:24
● 2026-03-09 00:14:30
○ 2026-03-09 02:58:48
○ 2026-03-31 09:05:24

○A13.33.109.32026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 23:24:24
● 2026-03-09 00:14:30
○ 2026-03-09 02:58:48
○ 2026-03-31 09:05:24

○A13.33.109.42026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 23:24:24
● 2026-03-09 00:14:30
○ 2026-03-09 02:58:48
○ 2026-03-31 09:05:24

○A13.33.109.402026-03-09 → 2026-03-09 · 4 obs

○ 2026-03-08 23:24:24
● 2026-03-09 00:14:30
○ 2026-03-09 02:58:48
○ 2026-03-31 09:05:24

○A13.33.67.1182026-03-22 → 2026-03-29 · 7 obs

○ 2026-03-22 02:07:44
● 2026-03-22 15:19:12
○ 2026-03-22 20:58:18
○ 2026-03-29 04:30:40
● 2026-03-29 11:30:18
○ 2026-03-29 14:10:16
○ 2026-03-31 09:05:24

○A13.33.67.172026-03-22 → 2026-03-29 · 7 obs

○ 2026-03-22 02:07:44
● 2026-03-22 15:19:12
○ 2026-03-22 20:58:18
○ 2026-03-29 04:30:40
● 2026-03-29 11:30:18
○ 2026-03-29 14:10:16
○ 2026-03-31 09:05:24

○A13.33.67.472026-03-22 → 2026-03-29 · 7 obs

○ 2026-03-22 02:07:44
● 2026-03-22 15:19:12
○ 2026-03-22 20:58:18
○ 2026-03-29 04:30:40
● 2026-03-29 11:30:18
○ 2026-03-29 14:10:16
○ 2026-03-31 09:05:24

○A13.33.67.802026-03-22 → 2026-03-29 · 7 obs

○ 2026-03-22 02:07:44
● 2026-03-22 15:19:12
○ 2026-03-22 20:58:18
○ 2026-03-29 04:30:40
● 2026-03-29 11:30:18
○ 2026-03-29 14:10:16
○ 2026-03-31 09:05:24

○A13.35.78.1182026-02-18 → 2026-03-28 · 104 obs

○ 2026-02-18 09:00:00
● 2026-02-18 13:11:06
● 2026-02-18 13:42:08
○ 2026-02-18 15:55:24
○ 2026-02-20 01:44:26
● 2026-02-20 03:42:32
○ 2026-02-20 06:00:40
○ 2026-02-21 11:27:28
● 2026-02-21 14:00:46
○ 2026-02-21 16:15:50
○ 2026-02-22 08:26:50
● 2026-02-22 12:47:36
○ 2026-02-22 15:00:18
○ 2026-02-23 20:05:28
● 2026-02-23 23:18:56
○ 2026-02-24 00:44:58
○ 2026-02-26 23:19:26
● 2026-02-27 02:46:46
○ 2026-02-27 03:46:32
○ 2026-02-28 23:15:24
● 2026-03-01 00:13:32
○ 2026-03-01 04:25:10
○ 2026-03-01 15:14:04
● 2026-03-02 00:14:22
○ 2026-03-02 02:52:20
● 2026-03-02 08:52:30
○ 2026-03-02 09:50:32
○ 2026-03-02 23:24:28
● 2026-03-03 00:13:30
○ 2026-03-03 12:17:14
○ 2026-03-03 16:15:10
● 2026-03-03 17:38:40
○ 2026-03-03 19:49:34
○ 2026-03-03 22:13:46
● 2026-03-04 00:12:46
○ 2026-03-04 01:44:08
○ 2026-03-04 05:13:24
● 2026-03-04 13:11:36
● 2026-03-04 20:19:50
○ 2026-03-04 21:58:00
○ 2026-03-04 23:03:58
● 2026-03-05 00:13:18
○ 2026-03-05 06:16:24
○ 2026-03-06 02:48:00
● 2026-03-06 22:59:02
● 2026-03-07 00:13:16
○ 2026-03-07 02:02:12
○ 2026-03-07 10:25:50
● 2026-03-07 14:56:20
○ 2026-03-07 16:01:32
○ 2026-03-09 03:52:10
● 2026-03-09 06:38:18
○ 2026-03-09 09:39:22
○ 2026-03-10 21:08:52
● 2026-03-11 00:12:52
● 2026-03-11 02:09:14
○ 2026-03-11 04:01:46
● 2026-03-11 13:25:20
○ 2026-03-12 04:00:02
○ 2026-03-15 15:06:30
● 2026-03-15 16:09:06
○ 2026-03-15 17:06:38
○ 2026-03-16 01:03:26
● 2026-03-16 10:22:04
● 2026-03-16 11:07:00
○ 2026-03-16 16:07:20
○ 2026-03-18 06:08:34
● 2026-03-18 07:43:06
○ 2026-03-18 09:43:48
○ 2026-03-20 07:51:46
● 2026-03-20 10:11:38
○ 2026-03-20 20:14:48
○ 2026-03-21 11:07:18
● 2026-03-21 18:11:42
○ 2026-03-21 22:56:06
○ 2026-03-22 15:19:12
● 2026-03-22 20:58:18
○ 2026-03-22 22:02:44
● 2026-03-23 00:14:58
○ 2026-03-23 03:21:50
○ 2026-03-23 12:07:26
● 2026-03-23 19:50:22
○ 2026-03-23 22:06:46
○ 2026-03-24 02:24:10
● 2026-03-24 05:17:52
● 2026-03-24 06:11:50
○ 2026-03-24 16:05:20
○ 2026-03-25 01:42:26
● 2026-03-25 08:53:20
● 2026-03-25 11:22:44
○ 2026-03-25 11:59:36
○ 2026-03-25 23:31:46
● 2026-03-26 00:13:40
○ 2026-03-26 03:25:34
○ 2026-03-27 00:21:32
● 2026-03-27 01:00:18
○ 2026-03-27 01:34:00
○ 2026-03-27 06:33:34
● 2026-03-27 08:34:18
● 2026-03-27 18:50:32
○ 2026-03-28 03:04:56
● 2026-03-28 04:12:18
○ 2026-03-28 09:47:12
○ 2026-03-31 09:05:24

○A13.35.78.352026-02-18 → 2026-03-28 · 104 obs

○A13.35.78.652026-02-18 → 2026-03-28 · 104 obs

○A13.35.78.682026-02-18 → 2026-03-28 · 104 obs

○A18.154.84.1292026-02-15 → 2026-03-25 · 23 obs

● 2026-02-15 14:39:30
● 2026-02-16 10:24:50
○ 2026-02-17 06:34:18
○ 2026-02-19 03:57:36
● 2026-02-19 05:12:04
○ 2026-02-19 07:43:34
○ 2026-02-21 02:08:46
● 2026-02-21 04:19:32
○ 2026-02-21 11:27:28
○ 2026-03-15 00:21:56
● 2026-03-15 02:19:36
● 2026-03-15 04:12:04
○ 2026-03-15 08:16:58
○ 2026-03-17 02:14:56
● 2026-03-17 04:34:00
○ 2026-03-17 06:42:02
● 2026-03-17 07:59:04
● 2026-03-17 09:09:02
○ 2026-03-17 14:51:32
○ 2026-03-25 01:03:38
● 2026-03-25 01:42:26
○ 2026-03-25 08:53:20
○ 2026-03-31 09:05:24

○A18.154.84.372026-02-15 → 2026-03-25 · 23 obs

○A18.154.84.452026-02-15 → 2026-03-25 · 23 obs

○A18.154.84.952026-02-15 → 2026-03-25 · 23 obs

○A18.155.173.1152026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-17 23:48:10
● 2026-02-18 09:00:00
○ 2026-02-18 13:11:06
○ 2026-03-31 09:05:24

○A18.155.173.22026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-17 23:48:10
● 2026-02-18 09:00:00
○ 2026-02-18 13:11:06
○ 2026-03-31 09:05:24

○A18.155.173.662026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-17 23:48:10
● 2026-02-18 09:00:00
○ 2026-02-18 13:11:06
○ 2026-03-31 09:05:24

○A18.155.173.792026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-17 23:48:10
● 2026-02-18 09:00:00
○ 2026-02-18 13:11:06
○ 2026-03-31 09:05:24

●A18.64.174.232026-03-29 → 2026-03-31 · 10 obs

○ 2026-03-29 02:26:22
● 2026-03-29 04:30:40
○ 2026-03-29 11:30:18
○ 2026-03-29 14:10:16
● 2026-03-29 20:27:20
● 2026-03-29 21:11:34
○ 2026-03-30 01:57:52
○ 2026-03-31 02:40:36
● 2026-03-31 03:54:06
● 2026-03-31 09:05:24

●A18.64.174.272026-03-29 → 2026-03-31 · 10 obs

●A18.64.174.392026-03-29 → 2026-03-31 · 10 obs

●A18.64.174.762026-03-29 → 2026-03-31 · 10 obs

○A3.164.68.1092026-03-27 → 2026-03-27 · 7 obs

○ 2026-03-26 03:25:34
● 2026-03-27 00:21:32
○ 2026-03-27 01:00:18
○ 2026-03-27 01:34:00
● 2026-03-27 06:33:34
○ 2026-03-27 08:34:18
○ 2026-03-31 09:05:24

○A3.164.68.1212026-03-27 → 2026-03-27 · 7 obs

○ 2026-03-26 03:25:34
● 2026-03-27 00:21:32
○ 2026-03-27 01:00:18
○ 2026-03-27 01:34:00
● 2026-03-27 06:33:34
○ 2026-03-27 08:34:18
○ 2026-03-31 09:05:24

○A3.164.68.192026-03-27 → 2026-03-27 · 7 obs

○ 2026-03-26 03:25:34
● 2026-03-27 00:21:32
○ 2026-03-27 01:00:18
○ 2026-03-27 01:34:00
● 2026-03-27 06:33:34
○ 2026-03-27 08:34:18
○ 2026-03-31 09:05:24

○A3.164.68.312026-03-27 → 2026-03-27 · 7 obs

○ 2026-03-26 03:25:34
● 2026-03-27 00:21:32
○ 2026-03-27 01:00:18
○ 2026-03-27 01:34:00
● 2026-03-27 06:33:34
○ 2026-03-27 08:34:18
○ 2026-03-31 09:05:24

○A3.166.192.1052026-03-31 → 2026-03-31 · 5 obs

○ 2026-03-30 16:42:42
● 2026-03-31 02:03:38
● 2026-03-31 02:40:36
○ 2026-03-31 03:54:06
○ 2026-03-31 09:05:24

○A3.166.192.492026-03-31 → 2026-03-31 · 5 obs

○ 2026-03-30 16:42:42
● 2026-03-31 02:03:38
● 2026-03-31 02:40:36
○ 2026-03-31 03:54:06
○ 2026-03-31 09:05:24

○A3.166.192.712026-03-31 → 2026-03-31 · 5 obs

○ 2026-03-30 16:42:42
● 2026-03-31 02:03:38
● 2026-03-31 02:40:36
○ 2026-03-31 03:54:06
○ 2026-03-31 09:05:24

○A3.166.192.972026-03-31 → 2026-03-31 · 5 obs

○ 2026-03-30 16:42:42
● 2026-03-31 02:03:38
● 2026-03-31 02:40:36
○ 2026-03-31 03:54:06
○ 2026-03-31 09:05:24

○A52.222.177.232026-02-17 → 2026-03-30 · 184 obs

○ 2026-02-17 17:18:50
● 2026-02-17 23:48:10
○ 2026-02-18 09:00:00
○ 2026-02-18 13:42:08
● 2026-02-18 15:55:24
● 2026-02-18 23:18:32
○ 2026-02-19 00:27:38
○ 2026-02-19 05:12:04
● 2026-02-19 07:43:34
● 2026-02-20 01:44:26
○ 2026-02-20 03:42:32
● 2026-02-20 06:00:40
○ 2026-02-20 10:43:44
● 2026-02-20 17:11:26
● 2026-02-21 02:08:46
○ 2026-02-21 04:19:32
● 2026-02-21 11:27:28
○ 2026-02-21 14:00:46
● 2026-02-21 16:15:50
○ 2026-02-21 20:59:14
● 2026-02-21 23:11:14
● 2026-02-22 08:26:50
○ 2026-02-22 12:47:36
● 2026-02-22 15:00:18
● 2026-02-22 23:24:24
○ 2026-02-23 11:52:42
● 2026-02-23 17:15:22
○ 2026-02-23 18:37:40
● 2026-02-23 20:05:28
○ 2026-02-23 23:18:56
● 2026-02-24 00:44:58
○ 2026-02-24 21:33:34
○ 2026-02-25 04:00:30
● 2026-02-25 05:12:24
○ 2026-02-25 15:21:48
● 2026-02-25 21:43:34
● 2026-02-26 08:28:42
○ 2026-02-26 10:59:58
● 2026-02-26 17:12:00
● 2026-02-26 23:19:26
○ 2026-02-27 02:46:46
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● 2026-02-27 11:12:22
○ 2026-02-27 12:39:14
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● 2026-02-27 19:55:56
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● 2026-02-28 05:04:54
○ 2026-02-28 18:17:54
○ 2026-03-01 04:25:10
● 2026-03-01 11:13:40
● 2026-03-01 15:14:04
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● 2026-03-02 02:52:20
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● 2026-03-07 10:25:50
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● 2026-03-14 10:27:52
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○A52.222.177.272026-02-17 → 2026-03-30 · 184 obs

○A52.222.177.42026-02-17 → 2026-03-30 · 184 obs

○A52.222.177.752026-02-17 → 2026-03-30 · 184 obs

○A52.84.20.1032026-02-17 → 2026-03-21 · 93 obs

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○A52.84.20.1122026-02-17 → 2026-03-21 · 93 obs

○A52.84.20.652026-02-17 → 2026-03-21 · 93 obs

○A52.84.20.892026-02-17 → 2026-03-21 · 93 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ksys1.com	bns1.hostcocoa.com, bns2.hostcocoa.com, bns3.hostcocoa.com, bns4.hostcocoa.com	4 records

✅ Authoritative Response

Server:205.251.192.254

NS records: bns1.hostcocoa.com, bns2.hostcocoa.com, bns3.hostcocoa.com, bns4.hostcocoa.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ksys1.com (unsigned zone)

⏱️ Timing

Total: 395ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.64.174.27, 18.64.174.76...`
NS	4	`bns1.hostcocoa.com, bns2.hostcocoa.com...`
MX	1	`mail.officehub.kr (pri: 10)`
TXT	2	`_globalsign-domain-verification=lpiokzc-, v=spf1 ip4:222.231.61.243 ~all`
SOA	1	`bns1.hostcocoa.com awsdns-hostmaster.ama`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (bns1.hostcocoa.com, bns2.hostcocoa.com, bns3.hostcocoa.com...)

Analysis

IP Addresses

ksys1.com maps to four IP numbers: 18.64.174.23, 18.64.174.27, 18.64.174.39 and 18.64.174.76.

other host names include d26r5ckrxdv551.cloudfront.net, d2rlxhh9wyvk40.cloudfront.net, gamestop.com, d2kkijruwi5906.cloudfront.net and fatmap.com; they share IP numbers with ksys1.com.

Name Servers

ksys1.com delegates to four name servers: bns1.hostcocoa.com, bns2.hostcocoa.com, bns3.hostcocoa.com and bns4.hostcocoa.com.

ksys1.com at least partially shares name servers with other domains, for instance serogarden.com, duobud.kr, kostech.net, lab306-b2b.co.kr and scitheo.or.kr.

Host names with one IP number: bns1.hostcocoa.com points to: 205.251.192.254; bns2.hostcocoa.com points to: 205.251.194.231; bns3.hostcocoa.com points to: 205.251.196.209; bns4.hostcocoa.com points to: 205.251.198.107.

Mail Servers

ksys1.com is handled by a single mail server, mail.officehub.kr.

ksys1.com uses the same mail server setup as other domains, for instance kugje.com, forca.org, misulo.com, beaver.co.kr and yunam.net.

ksys1.com shares at least some mail servers with other domains, for instance bl.or.kr.

The host name mail.officehub.kr points to IP 222.231.61.243.

ksys1.com - robtex.com

ksys1.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ksys1.com`

`com`