`bcfberlin.com`

DNSSEC	⚠️ Not signed
A	3.174.18.19^{🇺🇸 Amazon3.174.16.0/21}
		PTR	`server-3-174-18-19.cph50.r.cloudfront.net`
A	3.174.18.78^{🇺🇸 Amazon3.174.16.0/21}
A	3.174.18.99^{🇺🇸 Amazon3.174.16.0/21}
A	3.174.18.122^{🇺🇸 Amazon3.174.16.0/21}
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	`mailapp.hiworks.co.kr` ⭐
		A	45.120.71.59^{🇰🇷 DACOM-NET45.120.71.0/24}
			PTR	`mailapp.hiworks.co.kr`
		A	121.254.168.55^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
			PTR	`mailapp.hiworks.co.kr`
		A	211.47.76.59^{🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route}
			PTR	`mailapp.hiworks.co.kr`
TXT	`v=spf1 include:_spf.hiworks.co.kr ~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=1771291435

Same first word

bcfberlin.com

DNS History

37 records (9 active, 28 former)

●NSbns1.hostcocoa.com2026-02-16 → 2026-03-22 · 2 obs

● 2026-02-16 06:26:46
● 2026-03-22 19:35:30

●NSbns2.hostcocoa.com2026-02-16 → 2026-03-22 · 2 obs

● 2026-02-16 06:26:46
● 2026-03-22 19:35:30

●NSbns3.hostcocoa.com2026-02-16 → 2026-03-22 · 2 obs

● 2026-02-16 06:26:46
● 2026-03-22 19:35:30

●NSbns4.hostcocoa.com2026-02-16 → 2026-03-22 · 2 obs

● 2026-02-16 06:26:46
● 2026-03-22 19:35:30

●MXmailapp.hiworks.co.kr2026-02-16 → 2026-03-22 · 2 obs

● 2026-02-16 06:26:46
● 2026-03-22 19:35:30

○A13.226.238.1292026-02-17 → 2026-03-22 · 43 obs

○ 2026-02-16 06:26:46
○ 2026-02-17 18:47:46
● 2026-02-17 19:35:54
○ 2026-02-18 01:12:14
● 2026-02-18 12:37:50
○ 2026-02-18 23:34:00
● 2026-02-19 05:21:22
○ 2026-02-19 17:24:32
● 2026-02-21 15:22:06
● 2026-02-21 16:26:52
○ 2026-02-22 08:32:34
○ 2026-03-02 00:25:20
● 2026-03-02 09:21:52
○ 2026-03-02 15:01:14
○ 2026-03-04 16:10:48
● 2026-03-04 22:56:00
○ 2026-03-05 03:09:48
○ 2026-03-06 17:12:38
● 2026-03-07 00:52:06
○ 2026-03-07 04:02:22
○ 2026-03-08 18:49:52
● 2026-03-08 20:47:16
○ 2026-03-08 22:21:32
○ 2026-03-09 03:39:06
● 2026-03-09 05:28:06
○ 2026-03-09 08:10:14
○ 2026-03-11 23:04:00
● 2026-03-12 01:35:40
○ 2026-03-12 04:05:38
○ 2026-03-13 12:59:38
● 2026-03-13 23:14:22
● 2026-03-13 23:56:12
○ 2026-03-14 02:22:42
○ 2026-03-18 02:43:16
● 2026-03-18 12:53:16
○ 2026-03-18 17:55:20
○ 2026-03-20 17:33:16
● 2026-03-21 00:13:10
○ 2026-03-21 02:07:00
○ 2026-03-22 02:50:06
● 2026-03-22 05:14:30
○ 2026-03-22 15:07:06
○ 2026-03-22 19:35:30

○A13.226.238.552026-02-17 → 2026-03-22 · 43 obs

○A13.226.238.862026-02-17 → 2026-03-22 · 43 obs

○A13.226.238.932026-02-17 → 2026-03-22 · 43 obs

○A13.32.230.1062026-02-17 → 2026-03-21 · 66 obs

○ 2026-02-16 06:26:46
● 2026-02-17 18:47:46
○ 2026-02-17 19:35:54
○ 2026-02-23 09:46:56
● 2026-02-23 10:36:02
○ 2026-02-23 15:34:10
○ 2026-02-24 21:59:12
● 2026-02-25 12:10:00
○ 2026-02-25 20:52:12
○ 2026-03-02 15:01:14
● 2026-03-02 19:22:36
● 2026-03-02 20:23:34
○ 2026-03-02 22:04:56
○ 2026-03-03 03:52:56
● 2026-03-03 04:42:46
○ 2026-03-03 10:58:30
○ 2026-03-04 01:53:26
● 2026-03-04 02:48:50
○ 2026-03-04 16:10:48
○ 2026-03-05 07:06:40
● 2026-03-06 01:08:28
○ 2026-03-06 03:42:24
○ 2026-03-09 11:14:26
● 2026-03-09 13:31:18
● 2026-03-09 14:10:24
○ 2026-03-09 15:33:28
● 2026-03-09 16:40:02
● 2026-03-09 19:40:22
○ 2026-03-09 21:51:44
○ 2026-03-10 02:46:20
● 2026-03-10 03:19:54
● 2026-03-10 07:34:10
○ 2026-03-10 15:45:16
○ 2026-03-11 13:31:28
● 2026-03-11 21:50:06
○ 2026-03-11 23:04:00
○ 2026-03-12 04:41:36
● 2026-03-12 16:40:26
○ 2026-03-12 17:50:12
○ 2026-03-12 20:58:26
● 2026-03-13 01:52:44
○ 2026-03-13 03:06:14
○ 2026-03-13 07:10:32
● 2026-03-13 07:47:32
● 2026-03-13 09:07:24
○ 2026-03-13 10:08:02
○ 2026-03-14 14:36:12
● 2026-03-14 15:54:12
○ 2026-03-14 16:35:40
○ 2026-03-15 11:28:14
● 2026-03-15 13:59:36
○ 2026-03-15 17:39:58
○ 2026-03-17 05:22:04
● 2026-03-17 06:26:52
○ 2026-03-17 09:13:26
○ 2026-03-17 14:14:36
● 2026-03-17 19:54:54
○ 2026-03-18 02:43:16
○ 2026-03-20 16:44:50
● 2026-03-20 17:33:16
○ 2026-03-21 00:13:10
○ 2026-03-21 09:31:12
● 2026-03-21 12:24:38
● 2026-03-21 16:58:28
○ 2026-03-21 20:31:26
○ 2026-03-22 19:35:30

○A13.32.230.632026-02-17 → 2026-03-21 · 66 obs

○A13.32.230.762026-02-17 → 2026-03-21 · 66 obs

○A13.32.230.842026-02-17 → 2026-03-21 · 66 obs

○A13.33.67.412026-03-14 → 2026-03-22 · 12 obs

○ 2026-03-13 23:56:12
● 2026-03-14 02:22:42
● 2026-03-14 06:30:44
○ 2026-03-14 08:03:24
● 2026-03-14 11:39:52
● 2026-03-14 14:36:12
○ 2026-03-14 15:54:12
○ 2026-03-22 05:14:30
● 2026-03-22 15:07:06
● 2026-03-22 17:31:08
○ 2026-03-22 18:12:52
○ 2026-03-22 19:35:30

○A13.33.67.692026-03-14 → 2026-03-22 · 12 obs

○A13.33.67.832026-03-14 → 2026-03-22 · 12 obs

○A13.33.67.922026-03-14 → 2026-03-22 · 12 obs

○A18.165.227.422026-03-07 → 2026-03-22 · 10 obs

○ 2026-03-07 00:52:06
● 2026-03-07 04:02:22
○ 2026-03-08 06:05:56
○ 2026-03-17 19:54:54
● 2026-03-18 02:43:16
○ 2026-03-18 12:53:16
○ 2026-03-21 21:18:18
● 2026-03-22 02:50:06
○ 2026-03-22 05:14:30
○ 2026-03-22 19:35:30

○A18.165.227.532026-03-07 → 2026-03-22 · 10 obs

○A18.165.227.602026-03-07 → 2026-03-22 · 10 obs

○A18.165.227.852026-03-07 → 2026-03-22 · 10 obs

○A18.165.9.1092026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 02:07:00
● 2026-03-21 09:31:12
○ 2026-03-21 12:24:38
○ 2026-03-22 19:35:30

○A18.165.9.132026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 02:07:00
● 2026-03-21 09:31:12
○ 2026-03-21 12:24:38
○ 2026-03-22 19:35:30

○A18.165.9.362026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 02:07:00
● 2026-03-21 09:31:12
○ 2026-03-21 12:24:38
○ 2026-03-22 19:35:30

○A18.165.9.922026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-21 02:07:00
● 2026-03-21 09:31:12
○ 2026-03-21 12:24:38
○ 2026-03-22 19:35:30

○A3.174.141.1272026-02-16 → 2026-03-22 · 98 obs

● 2026-02-16 06:26:46
○ 2026-02-17 18:47:46
○ 2026-02-18 12:37:50
● 2026-02-18 23:34:00
○ 2026-02-19 05:21:22
● 2026-02-19 17:24:32
○ 2026-02-21 15:22:06
○ 2026-02-21 16:26:52
● 2026-02-22 08:32:34
○ 2026-02-23 09:46:56
○ 2026-02-23 10:36:02
● 2026-02-23 15:34:10
● 2026-02-24 21:59:12
○ 2026-02-25 12:10:00
● 2026-02-25 20:52:12
● 2026-03-02 00:25:20
○ 2026-03-02 09:21:52
● 2026-03-02 15:01:14
○ 2026-03-02 19:22:36
○ 2026-03-02 20:23:34
● 2026-03-02 22:04:56
● 2026-03-03 03:52:56
○ 2026-03-03 04:42:46
● 2026-03-03 10:58:30
● 2026-03-04 01:53:26
○ 2026-03-04 02:48:50
● 2026-03-04 16:10:48
○ 2026-03-04 22:56:00
● 2026-03-05 03:09:48
● 2026-03-05 07:06:40
○ 2026-03-06 01:08:28
● 2026-03-06 03:42:24
● 2026-03-06 17:12:38
○ 2026-03-07 00:52:06
○ 2026-03-07 04:02:22
● 2026-03-08 06:05:56
● 2026-03-08 18:49:52
○ 2026-03-08 20:47:16
● 2026-03-08 22:21:32
● 2026-03-09 03:39:06
○ 2026-03-09 05:28:06
● 2026-03-09 08:10:14
● 2026-03-09 11:14:26
○ 2026-03-09 13:31:18
○ 2026-03-09 14:10:24
● 2026-03-09 15:33:28
○ 2026-03-09 16:40:02
○ 2026-03-09 19:40:22
● 2026-03-09 21:51:44
● 2026-03-10 02:46:20
○ 2026-03-10 03:19:54
○ 2026-03-10 07:34:10
● 2026-03-10 15:45:16
● 2026-03-11 13:31:28
○ 2026-03-11 21:50:06
● 2026-03-11 23:04:00
○ 2026-03-12 01:35:40
● 2026-03-12 04:05:38
● 2026-03-12 04:41:36
○ 2026-03-12 16:40:26
● 2026-03-12 17:50:12
● 2026-03-12 20:58:26
○ 2026-03-13 01:52:44
● 2026-03-13 03:06:14
● 2026-03-13 07:10:32
○ 2026-03-13 07:47:32
○ 2026-03-13 09:07:24
● 2026-03-13 10:08:02
● 2026-03-13 12:59:38
○ 2026-03-13 23:14:22
○ 2026-03-14 06:30:44
● 2026-03-14 08:03:24
○ 2026-03-14 11:39:52
○ 2026-03-14 15:54:12
● 2026-03-14 16:35:40
● 2026-03-15 11:28:14
○ 2026-03-15 13:59:36
● 2026-03-15 17:39:58
● 2026-03-17 05:22:04
○ 2026-03-17 06:26:52
● 2026-03-17 09:13:26
● 2026-03-17 14:14:36
○ 2026-03-17 19:54:54
○ 2026-03-18 12:53:16
● 2026-03-18 17:55:20
● 2026-03-20 16:44:50
○ 2026-03-20 17:33:16
○ 2026-03-21 00:13:10
● 2026-03-21 02:07:00
○ 2026-03-21 09:31:12
○ 2026-03-21 16:58:28
● 2026-03-21 20:31:26
● 2026-03-21 21:18:18
○ 2026-03-22 02:50:06
○ 2026-03-22 17:31:08
● 2026-03-22 18:12:52
○ 2026-03-22 19:09:34
○ 2026-03-22 19:35:30

○A3.174.141.482026-02-16 → 2026-03-22 · 98 obs

○A3.174.141.552026-02-16 → 2026-03-22 · 98 obs

○A3.174.141.62026-02-16 → 2026-03-22 · 98 obs

●A3.174.18.1222026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-22 18:12:52
● 2026-03-22 19:09:34
● 2026-03-22 19:35:30

●A3.174.18.192026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-22 18:12:52
● 2026-03-22 19:09:34
● 2026-03-22 19:35:30

●A3.174.18.782026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-22 18:12:52
● 2026-03-22 19:09:34
● 2026-03-22 19:35:30

●A3.174.18.992026-03-22 → 2026-03-22 · 3 obs

○ 2026-03-22 18:12:52
● 2026-03-22 19:09:34
● 2026-03-22 19:35:30

○A3.174.193.1272026-02-18 → 2026-02-23 · 7 obs

○ 2026-02-17 19:35:54
● 2026-02-18 01:12:14
○ 2026-02-18 12:37:50
○ 2026-02-22 08:32:34
● 2026-02-23 09:46:56
○ 2026-02-23 10:36:02
○ 2026-03-22 19:35:30

○A3.174.193.702026-02-18 → 2026-02-23 · 7 obs

○ 2026-02-17 19:35:54
● 2026-02-18 01:12:14
○ 2026-02-18 12:37:50
○ 2026-02-22 08:32:34
● 2026-02-23 09:46:56
○ 2026-02-23 10:36:02
○ 2026-03-22 19:35:30

○A3.174.193.892026-02-18 → 2026-02-23 · 7 obs

○ 2026-02-17 19:35:54
● 2026-02-18 01:12:14
○ 2026-02-18 12:37:50
○ 2026-02-22 08:32:34
● 2026-02-23 09:46:56
○ 2026-02-23 10:36:02
○ 2026-03-22 19:35:30

○A3.174.193.942026-02-18 → 2026-02-23 · 7 obs

○ 2026-02-17 19:35:54
● 2026-02-18 01:12:14
○ 2026-02-18 12:37:50
○ 2026-02-22 08:32:34
● 2026-02-23 09:46:56
○ 2026-02-23 10:36:02
○ 2026-03-22 19:35:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bcfberlin.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 bcfberlin.com (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.238.93, 13.226.238.55...`
NS	4	`bns1.hostcocoa.com, bns2.hostcocoa.com...`
MX	1	`mailapp.hiworks.co.kr (pri: 10)`
TXT	1	`v=spf1 include:_spf.hiworks.co.kr ~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

bcfberlin.com maps to four IP numbers: 3.174.18.19, 3.174.18.78, 3.174.18.99 and 3.174.18.122.

Other host names such as www.reifefrauen.rocks, cloud-prod.sightplan.com, d2z2v8o5mdlec8.cloudfront.net, www.benyoud.com and www.firstclass-dates.at share IPs with bcfberlin.com.

Name Servers

bcfberlin.com is delegated to four name servers: bns1.hostcocoa.com, bns2.hostcocoa.com, bns3.hostcocoa.com and bns4.hostcocoa.com.

bcfberlin.com at least partially shares name servers with other domains, for example mayiflower.com, kidshub.kr, brisade.com, index.partners and huepick.world.

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

The mailapp.hiworks.co.kr mail server handles bcfberlin.com.

bcfberlin.com shares the same mail server setup as other domains, including daeyupaper.com, bartedu.com, meme-world.com, dreamsoo.com and glotec.biz.

bcfberlin.com shares at least partially some mail servers with other domains, for instance sdg.co.kr, autopackorea.com, lawmedi.com, bom-clinic.co.kr and tectonicslab.com.

Host name mailapp.hiworks.co.kr resolves to three IP numbers: 45.120.71.59, 121.254.168.55 and 211.47.76.59.

bcfberlin.com - robtex.com

bcfberlin.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`bcfberlin.com`

`com`