`bh-sys.com`

DNSSEC	⚠️ Not signed
A	13.226.209.8^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
		PTR	`server-13-226-209-8.iad61.r.cloudfront.net`
A	13.226.209.14^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
A	13.226.209.38^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
A	13.226.209.107^{🇺🇸 Amazon13.226.209.0/24 - Cloudfront}
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	`ns-593.awsdns-10.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	`kr1-aspmx1.worksmobile.com` ⭐
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
MX	`kr1-aspmx2.worksmobile.com`⁽²⁰⁾
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
TXT	`v=spf1 ip4:52.79.92.223 ~all`
SOA	`cns1.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=1774498667

Same first word

bh-sys.com

Similar names

sys-hb.com

DNS History

53 records (10 active, 43 former)

●NScns1.hostcocoa.com2026-02-25 → 2026-03-26 · 3 obs

○ 2018-07-05 04:21:30
● 2026-02-25 23:00:44
● 2026-03-26 04:39:38

●NScns2.hostcocoa.com2026-02-25 → 2026-03-26 · 3 obs

○ 2018-07-05 04:21:30
● 2026-02-25 23:00:44
● 2026-03-26 04:39:38

●NScns3.hostcocoa.com2026-02-25 → 2026-03-26 · 3 obs

○ 2018-07-05 04:21:30
● 2026-02-25 23:00:44
● 2026-03-26 04:39:38

●NScns4.hostcocoa.com2026-02-25 → 2026-03-26 · 3 obs

○ 2018-07-05 04:21:30
● 2026-02-25 23:00:44
● 2026-03-26 04:39:38

○NSns6.wixdns.net2016-12-20 → 2018-07-05 · 4 obs

● 2016-12-20 01:28:38
● 2018-07-05 04:21:30
○ 2026-02-25 23:00:44
○ 2026-03-26 04:39:38

○NSns7.wixdns.net2016-12-20 → 2018-07-05 · 4 obs

● 2016-12-20 01:28:38
● 2018-07-05 04:21:30
○ 2026-02-25 23:00:44
○ 2026-03-26 04:39:38

●MXkr1-aspmx1.worksmobile.com2016-12-20 → 2026-03-26 · 2 obs

● 2016-12-20 01:28:38
● 2026-03-26 04:39:38

●MXkr1-aspmx2.worksmobile.com2016-12-20 → 2026-03-26 · 2 obs

● 2016-12-20 01:28:38
● 2026-03-26 04:39:38

○A13.226.155.1002026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 11:41:56
● 2026-03-22 12:35:14
○ 2026-03-22 13:38:44
○ 2026-03-26 04:39:38

○A13.226.155.1122026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 11:41:56
● 2026-03-22 12:35:14
○ 2026-03-22 13:38:44
○ 2026-03-26 04:39:38

○A13.226.155.1142026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 11:41:56
● 2026-03-22 12:35:14
○ 2026-03-22 13:38:44
○ 2026-03-26 04:39:38

○A13.226.155.1182026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 11:41:56
● 2026-03-22 12:35:14
○ 2026-03-22 13:38:44
○ 2026-03-26 04:39:38

●A13.226.209.1072026-02-25 → 2026-03-26 · 24 obs

○ 2018-07-05 04:21:30
● 2026-02-25 23:00:44
○ 2026-02-26 02:07:50
○ 2026-02-28 01:18:58
● 2026-02-28 02:09:50
○ 2026-02-28 03:24:28
○ 2026-03-03 01:26:08
● 2026-03-03 02:20:22
○ 2026-03-03 03:32:24
○ 2026-03-05 13:05:54
● 2026-03-05 14:18:50
○ 2026-03-05 15:11:38
○ 2026-03-06 23:39:02
● 2026-03-07 02:02:58
○ 2026-03-07 02:41:24
○ 2026-03-07 15:23:00
● 2026-03-07 16:57:18
○ 2026-03-07 19:33:34
○ 2026-03-21 14:35:20
● 2026-03-21 15:33:24
○ 2026-03-21 16:39:22
○ 2026-03-26 03:54:08
● 2026-03-26 04:39:34
● 2026-03-26 04:39:38

●A13.226.209.142026-02-25 → 2026-03-26 · 24 obs

●A13.226.209.382026-02-25 → 2026-03-26 · 24 obs

●A13.226.209.82026-02-25 → 2026-03-26 · 24 obs

○A18.172.89.1162026-03-16 → 2026-03-16 · 4 obs

○ 2026-03-16 05:40:22
● 2026-03-16 06:43:58
○ 2026-03-16 07:47:28
○ 2026-03-26 04:39:38

○A18.172.89.242026-03-16 → 2026-03-16 · 4 obs

○ 2026-03-16 05:40:22
● 2026-03-16 06:43:58
○ 2026-03-16 07:47:28
○ 2026-03-26 04:39:38

○A18.172.89.472026-03-16 → 2026-03-16 · 4 obs

○ 2026-03-16 05:40:22
● 2026-03-16 06:43:58
○ 2026-03-16 07:47:28
○ 2026-03-26 04:39:38

○A18.172.89.822026-03-16 → 2026-03-16 · 4 obs

○ 2026-03-16 05:40:22
● 2026-03-16 06:43:58
○ 2026-03-16 07:47:28
○ 2026-03-26 04:39:38

○A18.173.219.1102026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 10:41:16
● 2026-03-14 11:36:10
○ 2026-03-14 12:46:54
○ 2026-03-26 04:39:38

○A18.173.219.272026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 10:41:16
● 2026-03-14 11:36:10
○ 2026-03-14 12:46:54
○ 2026-03-26 04:39:38

○A18.173.219.442026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 10:41:16
● 2026-03-14 11:36:10
○ 2026-03-14 12:46:54
○ 2026-03-26 04:39:38

○A18.173.219.662026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 10:41:16
● 2026-03-14 11:36:10
○ 2026-03-14 12:46:54
○ 2026-03-26 04:39:38

○A18.239.69.552026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 12:35:14
● 2026-03-22 13:38:44
○ 2026-03-22 14:41:00
○ 2026-03-24 08:55:36
● 2026-03-24 11:03:46
○ 2026-03-24 12:07:56
○ 2026-03-26 04:39:38

○A18.239.69.562026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 12:35:14
● 2026-03-22 13:38:44
○ 2026-03-22 14:41:00
○ 2026-03-24 08:55:36
● 2026-03-24 11:03:46
○ 2026-03-24 12:07:56
○ 2026-03-26 04:39:38

○A18.239.69.672026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 12:35:14
● 2026-03-22 13:38:44
○ 2026-03-22 14:41:00
○ 2026-03-24 08:55:36
● 2026-03-24 11:03:46
○ 2026-03-24 12:07:56
○ 2026-03-26 04:39:38

○A18.239.69.882026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 12:35:14
● 2026-03-22 13:38:44
○ 2026-03-22 14:41:00
○ 2026-03-24 08:55:36
● 2026-03-24 11:03:46
○ 2026-03-24 12:07:56
○ 2026-03-26 04:39:38

○A23.236.62.1472016-12-20 → 2018-07-05 · 4 obs

● 2016-12-20 01:28:38
● 2018-07-05 04:21:30
○ 2026-02-25 23:00:44
○ 2026-03-26 04:39:38

○A3.162.20.1002026-03-09 → 2026-03-22 · 7 obs

○ 2026-03-09 05:03:52
● 2026-03-09 06:07:10
○ 2026-03-09 07:10:20
○ 2026-03-22 09:25:40
● 2026-03-22 11:41:56
○ 2026-03-22 12:35:14
○ 2026-03-26 04:39:38

○A3.162.20.1152026-03-09 → 2026-03-22 · 7 obs

○ 2026-03-09 05:03:52
● 2026-03-09 06:07:10
○ 2026-03-09 07:10:20
○ 2026-03-22 09:25:40
● 2026-03-22 11:41:56
○ 2026-03-22 12:35:14
○ 2026-03-26 04:39:38

○A3.162.20.302026-03-09 → 2026-03-22 · 7 obs

○ 2026-03-09 05:03:52
● 2026-03-09 06:07:10
○ 2026-03-09 07:10:20
○ 2026-03-22 09:25:40
● 2026-03-22 11:41:56
○ 2026-03-22 12:35:14
○ 2026-03-26 04:39:38

○A3.162.20.732026-03-09 → 2026-03-22 · 7 obs

○ 2026-03-09 05:03:52
● 2026-03-09 06:07:10
○ 2026-03-09 07:10:20
○ 2026-03-22 09:25:40
● 2026-03-22 11:41:56
○ 2026-03-22 12:35:14
○ 2026-03-26 04:39:38

○A3.164.68.1012026-03-24 → 2026-03-25 · 10 obs

○ 2026-03-24 17:25:34
● 2026-03-24 17:56:02
○ 2026-03-24 23:42:56
○ 2026-03-25 01:48:20
● 2026-03-25 02:31:10
○ 2026-03-25 03:56:20
○ 2026-03-25 12:43:16
● 2026-03-25 13:17:00
○ 2026-03-25 16:36:22
○ 2026-03-26 04:39:38

○A3.164.68.542026-03-24 → 2026-03-25 · 10 obs

○A3.164.68.682026-03-24 → 2026-03-25 · 10 obs

○A3.164.68.822026-03-24 → 2026-03-25 · 10 obs

○A3.174.46.112026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 13:38:44
● 2026-03-22 14:41:00
○ 2026-03-22 17:51:18
○ 2026-03-26 04:39:38

○A3.174.46.222026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 13:38:44
● 2026-03-22 14:41:00
○ 2026-03-22 17:51:18
○ 2026-03-26 04:39:38

○A3.174.46.632026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 13:38:44
● 2026-03-22 14:41:00
○ 2026-03-22 17:51:18
○ 2026-03-26 04:39:38

○A3.174.46.912026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-22 13:38:44
● 2026-03-22 14:41:00
○ 2026-03-22 17:51:18
○ 2026-03-26 04:39:38

○A52.222.177.1082026-02-26 → 2026-03-26 · 87 obs

○ 2026-02-25 23:00:44
● 2026-02-26 02:07:50
● 2026-02-28 01:18:58
○ 2026-02-28 02:09:50
● 2026-02-28 03:24:28
○ 2026-02-28 04:01:16
● 2026-02-28 05:30:42
● 2026-02-28 22:14:44
○ 2026-02-28 23:17:30
○ 2026-03-01 00:53:44
● 2026-03-01 02:24:22
● 2026-03-01 04:29:14
○ 2026-03-01 05:03:48
● 2026-03-01 06:35:06
○ 2026-03-01 07:21:02
● 2026-03-01 08:41:18
○ 2026-03-01 10:19:24
● 2026-03-01 12:52:56
● 2026-03-02 23:21:20
○ 2026-03-02 23:55:48
● 2026-03-03 01:26:08
○ 2026-03-03 02:20:22
● 2026-03-03 03:32:24
● 2026-03-04 20:20:30
○ 2026-03-04 21:18:30
● 2026-03-04 23:29:02
● 2026-03-05 05:45:56
○ 2026-03-05 08:29:08
● 2026-03-05 09:56:52
● 2026-03-05 13:05:54
○ 2026-03-05 14:18:50
● 2026-03-05 15:11:38
● 2026-03-06 23:39:02
○ 2026-03-07 02:02:58
● 2026-03-07 02:41:24
● 2026-03-07 06:58:10
○ 2026-03-07 07:45:22
● 2026-03-07 09:03:52
● 2026-03-07 15:23:00
○ 2026-03-07 16:57:18
● 2026-03-07 19:33:34
● 2026-03-09 05:03:52
○ 2026-03-09 06:07:10
● 2026-03-09 07:10:20
● 2026-03-09 16:35:42
○ 2026-03-09 17:38:50
● 2026-03-09 18:42:18
● 2026-03-14 04:22:50
○ 2026-03-14 05:05:32
● 2026-03-14 06:29:36
● 2026-03-14 10:41:16
○ 2026-03-14 11:36:10
● 2026-03-14 12:46:54
● 2026-03-15 02:25:22
○ 2026-03-15 03:56:30
● 2026-03-15 04:31:02
● 2026-03-16 05:40:22
○ 2026-03-16 06:43:58
● 2026-03-16 07:47:28
● 2026-03-19 18:36:20
○ 2026-03-19 19:50:02
● 2026-03-19 20:55:58
● 2026-03-20 01:55:30
○ 2026-03-20 02:47:44
● 2026-03-20 04:03:22
● 2026-03-21 14:35:20
○ 2026-03-21 15:33:24
● 2026-03-21 16:39:22
● 2026-03-22 09:25:40
○ 2026-03-22 11:41:56
○ 2026-03-22 14:41:00
● 2026-03-22 17:51:18
● 2026-03-24 08:55:36
○ 2026-03-24 11:03:46
● 2026-03-24 12:07:56
● 2026-03-24 17:25:34
○ 2026-03-24 17:56:02
● 2026-03-24 23:42:56
● 2026-03-25 01:48:20
○ 2026-03-25 02:31:10
● 2026-03-25 03:56:20
● 2026-03-25 12:43:16
○ 2026-03-25 13:17:00
● 2026-03-25 16:36:22
● 2026-03-26 03:54:08
○ 2026-03-26 04:39:34
○ 2026-03-26 04:39:38

○A52.222.177.1142026-02-26 → 2026-03-26 · 87 obs

○A52.222.177.712026-02-26 → 2026-03-26 · 87 obs

○A52.222.177.802026-02-26 → 2026-03-26 · 87 obs

○A52.222.201.1282026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 22:14:44
● 2026-02-28 23:17:30
○ 2026-02-28 23:54:56
○ 2026-03-26 04:39:38

○A52.222.201.202026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 22:14:44
● 2026-02-28 23:17:30
○ 2026-02-28 23:54:56
○ 2026-03-26 04:39:38

○A52.222.201.342026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 22:14:44
● 2026-02-28 23:17:30
○ 2026-02-28 23:54:56
○ 2026-03-26 04:39:38

○A52.222.201.542026-02-28 → 2026-02-28 · 4 obs

○ 2026-02-28 22:14:44
● 2026-02-28 23:17:30
○ 2026-02-28 23:54:56
○ 2026-03-26 04:39:38

○A99.84.215.1002026-02-28 → 2026-03-20 · 42 obs

○ 2026-02-28 03:24:28
● 2026-02-28 04:01:16
○ 2026-02-28 05:30:42
○ 2026-02-28 23:17:30
● 2026-02-28 23:54:56
● 2026-03-01 00:53:44
○ 2026-03-01 02:24:22
○ 2026-03-01 04:29:14
● 2026-03-01 05:03:48
○ 2026-03-01 06:35:06
● 2026-03-01 07:21:02
○ 2026-03-01 08:41:18
● 2026-03-01 10:19:24
○ 2026-03-01 12:52:56
○ 2026-03-02 23:21:20
● 2026-03-02 23:55:48
○ 2026-03-03 01:26:08
○ 2026-03-04 20:20:30
● 2026-03-04 21:18:30
○ 2026-03-04 23:29:02
○ 2026-03-05 05:45:56
● 2026-03-05 08:29:08
○ 2026-03-05 09:56:52
○ 2026-03-07 06:58:10
● 2026-03-07 07:45:22
○ 2026-03-07 09:03:52
○ 2026-03-09 16:35:42
● 2026-03-09 17:38:50
○ 2026-03-09 18:42:18
○ 2026-03-14 04:22:50
● 2026-03-14 05:05:32
○ 2026-03-14 06:29:36
○ 2026-03-15 02:25:22
● 2026-03-15 03:56:30
○ 2026-03-15 04:31:02
○ 2026-03-19 18:36:20
● 2026-03-19 19:50:02
○ 2026-03-19 20:55:58
○ 2026-03-20 01:55:30
● 2026-03-20 02:47:44
○ 2026-03-20 04:03:22
○ 2026-03-26 04:39:38

○A99.84.215.1042026-02-28 → 2026-03-20 · 42 obs

○A99.84.215.462026-02-28 → 2026-03-20 · 42 obs

○A99.84.215.62026-02-28 → 2026-03-20 · 42 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
bh-sys.com	cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com, cns4.hostcocoa.com	4 records

✅ Authoritative Response

Server:205.251.193.7

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bh-sys.com (unsigned zone)

⏱️ Timing

Total: 214ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.209.8, 13.226.209.14...`
NS	4	`cns1.hostcocoa.com, cns2.hostcocoa.com...`
MX	2	`kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20)`
TXT	1	`v=spf1 ip4:52.79.92.223 ~all`
SOA	1	`cns1.hostcocoa.com awsdns-hostmaster.ama`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by bh-sys.com: 13.226.209.8, 13.226.209.14, 13.226.209.38 and 13.226.209.107.

other host names including bpccathletics.com, dc80wy1675y84.cloudfront.net, sso.prod.diks.fi, cdn-pnp-flattening.portablenorthpole.com and festyrepasduloup.com share IP numbers with bh-sys.com.

Name Servers

bh-sys.com is delegated to four name servers: cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com.

bh-sys.com at least partially shares name servers with other domains, for instance in2-design.co.kr, aukke.kr, scentkorea.com, joha.or.kr and jvc.or.kr.

Host names with one IP number: 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

Two mail servers handle bh-sys.com: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.

bh-sys.com shares the same mail server setup as other domains, for instance cubefnc.com, 1ha.me, comsgreen.com, jnjsystem.com and prin.kr.

bh-sys.com shares some mail servers with other domains, at least partially, for instance nbizsoft.com, abibi.co.kr, unif.co.kr, bluepost.org and groupmco.kr.

Host names with a single IP:

kr1-aspmx1.worksmobile.com points to 125.209.209.251.

kr1-aspmx2.worksmobile.com points to 125.209.209.251.

Host names pointing to 125.209.209.251: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.

bh-sys.com - robtex.com

bh-sys.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

`bh-sys.com`

`com`