3dfocus.co.kr - robtex.com

3dfocus.co.kr

DNSSEC⚠️ Not signed
A3.170.19.56🇺🇸 Amazon3.170.19.0/24
PTRserver-3-170-19-56.iad61.r.cloudfront.net
A3.170.19.107🇺🇸 Amazon3.170.19.0/24
A3.170.19.118🇺🇸 Amazon3.170.19.0/24
A3.170.19.126🇺🇸 Amazon3.170.19.0/24
NSans1.hostcocoa.com ⭐
A205.251.192.117🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-117.awsdns-14.com
NSans2.hostcocoa.com
A205.251.195.46🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-814.awsdns-37.net
NSans3.hostcocoa.com
A205.251.197.133🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1413.awsdns-48.org
NSans4.hostcocoa.com
A205.251.198.221🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1757.awsdns-27.co.uk
MXmailapp.hiworks.co.kr ⭐
A45.120.71.59🇰🇷 DACOM-NET45.120.71.0/24
PTRmailapp.hiworks.co.kr
A121.254.168.55🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary
PTRmailapp.hiworks.co.kr
A211.47.76.59🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route
PTRmailapp.hiworks.co.kr
TXTv=spf1 include:spf.hiworks.co.kr ~all
SOAans1.hostcocoa.comawsdns-hostmaster@amazon.com serial=1

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2607020745
WOT: UNKNOWN (62/100)

Same first word

3dfocus.co.kr
3dfocus.com.cn
3dfocus.co.uk

Similar names

focus3d.co.kr

DNS History

37 records (9 active, 28 former)

NSans1.hostcocoa.comans2.hostcocoa.comans3.hostcocoa.comans4.hostcocoa.comMXmailapp.hiworks.co.krA3.170.19.1073.170.19.1183.170.19.1263.170.19.56108.156.85.109108.156.85.126108.156.85.128108.156.85.12918.164.78.11918.164.78.2418.164.78.5318.164.78.9318.172.122.11418.172.122.12218.172.122.318.172.122.893.170.103.1103.170.103.213.170.103.663.170.103.7852.84.118.1652.84.118.3052.84.118.4852.84.118.7252.85.78.1152.85.78.12852.85.78.3752.85.78.6299.84.237.10099.84.237.11499.84.237.11699.84.237.4
●NSans1.hostcocoa.com2026-06-27 → 2026-07-02 · 2 obs
● 2026-06-27 23:53:54
● 2026-07-02 05:43:52
●NSans2.hostcocoa.com2026-06-27 → 2026-07-02 · 2 obs
● 2026-06-27 23:53:54
● 2026-07-02 05:43:52
●NSans3.hostcocoa.com2026-06-27 → 2026-07-02 · 2 obs
● 2026-06-27 23:53:54
● 2026-07-02 05:43:52
●NSans4.hostcocoa.com2026-06-27 → 2026-07-02 · 2 obs
● 2026-06-27 23:53:54
● 2026-07-02 05:43:52
●MXmailapp.hiworks.co.kr2026-06-27 → 2026-07-02 · 2 obs
● 2026-06-27 23:53:54
● 2026-07-02 05:43:52
○A108.156.85.1092026-06-30 → 2026-07-01 · 6 obs
○ 2026-06-30 17:43:30
● 2026-06-30 22:24:28
○ 2026-06-30 23:14:40
● 2026-07-01 00:42:40
○ 2026-07-01 12:12:18
○ 2026-07-02 05:43:52
○A108.156.85.1262026-06-30 → 2026-07-01 · 6 obs
○ 2026-06-30 17:43:30
● 2026-06-30 22:24:28
○ 2026-06-30 23:14:40
● 2026-07-01 00:42:40
○ 2026-07-01 12:12:18
○ 2026-07-02 05:43:52
○A108.156.85.1282026-06-30 → 2026-07-01 · 6 obs
○ 2026-06-30 17:43:30
● 2026-06-30 22:24:28
○ 2026-06-30 23:14:40
● 2026-07-01 00:42:40
○ 2026-07-01 12:12:18
○ 2026-07-02 05:43:52
○A108.156.85.1292026-06-30 → 2026-07-01 · 6 obs
○ 2026-06-30 17:43:30
● 2026-06-30 22:24:28
○ 2026-06-30 23:14:40
● 2026-07-01 00:42:40
○ 2026-07-01 12:12:18
○ 2026-07-02 05:43:52
○A18.164.78.1192026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 21:43:16
● 2026-07-01 23:23:08
○ 2026-07-02 04:00:36
○ 2026-07-02 05:43:52
○A18.164.78.242026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 21:43:16
● 2026-07-01 23:23:08
○ 2026-07-02 04:00:36
○ 2026-07-02 05:43:52
○A18.164.78.532026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 21:43:16
● 2026-07-01 23:23:08
○ 2026-07-02 04:00:36
○ 2026-07-02 05:43:52
○A18.164.78.932026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 21:43:16
● 2026-07-01 23:23:08
○ 2026-07-02 04:00:36
○ 2026-07-02 05:43:52
○A18.172.122.1142026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 00:42:40
● 2026-07-01 12:12:18
○ 2026-07-01 18:12:54
○ 2026-07-02 05:43:52
○A18.172.122.1222026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 00:42:40
● 2026-07-01 12:12:18
○ 2026-07-01 18:12:54
○ 2026-07-02 05:43:52
○A18.172.122.32026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 00:42:40
● 2026-07-01 12:12:18
○ 2026-07-01 18:12:54
○ 2026-07-02 05:43:52
○A18.172.122.892026-07-01 → 2026-07-01 · 4 obs
○ 2026-07-01 00:42:40
● 2026-07-01 12:12:18
○ 2026-07-01 18:12:54
○ 2026-07-02 05:43:52
○A3.170.103.1102026-06-30 → 2026-06-30 · 6 obs
○ 2026-06-29 12:16:32
● 2026-06-30 06:25:16
○ 2026-06-30 07:59:08
● 2026-06-30 17:43:30
○ 2026-06-30 22:24:28
○ 2026-07-02 05:43:52
○A3.170.103.212026-06-30 → 2026-06-30 · 6 obs
○ 2026-06-29 12:16:32
● 2026-06-30 06:25:16
○ 2026-06-30 07:59:08
● 2026-06-30 17:43:30
○ 2026-06-30 22:24:28
○ 2026-07-02 05:43:52
○A3.170.103.662026-06-30 → 2026-06-30 · 6 obs
○ 2026-06-29 12:16:32
● 2026-06-30 06:25:16
○ 2026-06-30 07:59:08
● 2026-06-30 17:43:30
○ 2026-06-30 22:24:28
○ 2026-07-02 05:43:52
○A3.170.103.782026-06-30 → 2026-06-30 · 6 obs
○ 2026-06-29 12:16:32
● 2026-06-30 06:25:16
○ 2026-06-30 07:59:08
● 2026-06-30 17:43:30
○ 2026-06-30 22:24:28
○ 2026-07-02 05:43:52
●A3.170.19.1072026-06-29 → 2026-07-02 · 9 obs
○ 2026-06-28 19:23:04
● 2026-06-29 03:18:20
○ 2026-06-29 12:16:32
● 2026-06-30 07:59:08
○ 2026-06-30 11:10:00
● 2026-07-01 21:43:16
○ 2026-07-01 23:23:08
● 2026-07-02 05:43:48
● 2026-07-02 05:43:52
●A3.170.19.1182026-06-29 → 2026-07-02 · 9 obs
○ 2026-06-28 19:23:04
● 2026-06-29 03:18:20
○ 2026-06-29 12:16:32
● 2026-06-30 07:59:08
○ 2026-06-30 11:10:00
● 2026-07-01 21:43:16
○ 2026-07-01 23:23:08
● 2026-07-02 05:43:48
● 2026-07-02 05:43:52
●A3.170.19.1262026-06-29 → 2026-07-02 · 9 obs
○ 2026-06-28 19:23:04
● 2026-06-29 03:18:20
○ 2026-06-29 12:16:32
● 2026-06-30 07:59:08
○ 2026-06-30 11:10:00
● 2026-07-01 21:43:16
○ 2026-07-01 23:23:08
● 2026-07-02 05:43:48
● 2026-07-02 05:43:52
●A3.170.19.562026-06-29 → 2026-07-02 · 9 obs
○ 2026-06-28 19:23:04
● 2026-06-29 03:18:20
○ 2026-06-29 12:16:32
● 2026-06-30 07:59:08
○ 2026-06-30 11:10:00
● 2026-07-01 21:43:16
○ 2026-07-01 23:23:08
● 2026-07-02 05:43:48
● 2026-07-02 05:43:52
○A52.84.118.162026-06-28 → 2026-06-30 · 10 obs
○ 2026-06-27 23:53:54
● 2026-06-28 05:18:36
○ 2026-06-28 13:27:28
● 2026-06-28 19:23:04
○ 2026-06-29 03:18:20
● 2026-06-29 12:16:32
○ 2026-06-30 06:25:16
● 2026-06-30 11:10:00
○ 2026-06-30 17:43:30
○ 2026-07-02 05:43:52
○A52.84.118.302026-06-28 → 2026-06-30 · 10 obs
○ 2026-06-27 23:53:54
● 2026-06-28 05:18:36
○ 2026-06-28 13:27:28
● 2026-06-28 19:23:04
○ 2026-06-29 03:18:20
● 2026-06-29 12:16:32
○ 2026-06-30 06:25:16
● 2026-06-30 11:10:00
○ 2026-06-30 17:43:30
○ 2026-07-02 05:43:52
○A52.84.118.482026-06-28 → 2026-06-30 · 10 obs
○ 2026-06-27 23:53:54
● 2026-06-28 05:18:36
○ 2026-06-28 13:27:28
● 2026-06-28 19:23:04
○ 2026-06-29 03:18:20
● 2026-06-29 12:16:32
○ 2026-06-30 06:25:16
● 2026-06-30 11:10:00
○ 2026-06-30 17:43:30
○ 2026-07-02 05:43:52
○A52.84.118.722026-06-28 → 2026-06-30 · 10 obs
○ 2026-06-27 23:53:54
● 2026-06-28 05:18:36
○ 2026-06-28 13:27:28
● 2026-06-28 19:23:04
○ 2026-06-29 03:18:20
● 2026-06-29 12:16:32
○ 2026-06-30 06:25:16
● 2026-06-30 11:10:00
○ 2026-06-30 17:43:30
○ 2026-07-02 05:43:52
○A52.85.78.112026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-30 22:24:28
● 2026-06-30 23:14:40
○ 2026-07-01 00:42:40
○ 2026-07-02 05:43:52
○A52.85.78.1282026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-30 22:24:28
● 2026-06-30 23:14:40
○ 2026-07-01 00:42:40
○ 2026-07-02 05:43:52
○A52.85.78.372026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-30 22:24:28
● 2026-06-30 23:14:40
○ 2026-07-01 00:42:40
○ 2026-07-02 05:43:52
○A52.85.78.622026-06-30 → 2026-06-30 · 4 obs
○ 2026-06-30 22:24:28
● 2026-06-30 23:14:40
○ 2026-07-01 00:42:40
○ 2026-07-02 05:43:52
○A99.84.237.1002026-06-27 → 2026-07-02 · 9 obs
● 2026-06-27 23:53:54
○ 2026-06-28 05:18:36
● 2026-06-28 13:27:28
○ 2026-06-28 19:23:04
● 2026-07-01 18:12:54
○ 2026-07-01 21:43:16
● 2026-07-02 04:00:36
○ 2026-07-02 05:43:48
○ 2026-07-02 05:43:52
○A99.84.237.1142026-06-27 → 2026-07-02 · 9 obs
● 2026-06-27 23:53:54
○ 2026-06-28 05:18:36
● 2026-06-28 13:27:28
○ 2026-06-28 19:23:04
● 2026-07-01 18:12:54
○ 2026-07-01 21:43:16
● 2026-07-02 04:00:36
○ 2026-07-02 05:43:48
○ 2026-07-02 05:43:52
○A99.84.237.1162026-06-27 → 2026-07-02 · 9 obs
● 2026-06-27 23:53:54
○ 2026-06-28 05:18:36
● 2026-06-28 13:27:28
○ 2026-06-28 19:23:04
● 2026-07-01 18:12:54
○ 2026-07-01 21:43:16
● 2026-07-02 04:00:36
○ 2026-07-02 05:43:48
○ 2026-07-02 05:43:52
○A99.84.237.42026-06-27 → 2026-07-02 · 9 obs
● 2026-06-27 23:53:54
○ 2026-06-28 05:18:36
● 2026-06-28 13:27:28
○ 2026-06-28 19:23:04
● 2026-07-01 18:12:54
○ 2026-07-01 21:43:16
● 2026-07-02 04:00:36
○ 2026-07-02 05:43:48
○ 2026-07-02 05:43:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...-
3dfocus.co.krans1.hostcocoa.com, ans3.hostcocoa.com, ans2.hostcocoa.com, ans4.hostcocoa.com-

✅ Authoritative Response

Server:205.251.198.221

NS records: ans1.hostcocoa.com, ans3.hostcocoa.com, ans2.hostcocoa.com, ans4.hostcocoa.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at 3dfocus.co.kr: Error: DNS query timeout: 210.101.60.1 for DS 3dfocus.co.kr

⏱️ Timing

Total: 4190ms | Queries: -

📄 Records

TypeCountSample Data
A43.170.19.118, 3.170.19.56...
NS4ans1.hostcocoa.com, ans2.hostcocoa.com...
MX1mailapp.hiworks.co.kr (pri: 10)
TXT1v=spf1 include:spf.hiworks.co.kr ~all
SOA1ans1.hostcocoa.com awsdns-hostmaster.ama

Analysis

IP Addresses

3dfocus.co.kr resolves to four IP addresses: 3.170.19.56, 3.170.19.107, 3.170.19.118 and 3.170.19.126.

dp26nxjg221f6.cloudfront.net, d3tv3s3qq59xjt.cloudfront.net, www.shindig.com plus two other host names have IP numbers in common with 3dfocus.co.kr.

Name Servers

Four name servers handle the delegation for 3dfocus.co.kr: ans1.hostcocoa.com, ans2.hostcocoa.com, ans3.hostcocoa.com and ans4.hostcocoa.com.

3dfocus.co.kr partially shares its NS delegation with several other domains, including 3dink.net, pedalcheck.com, getvenus.co.kr and two others.

Four host names, each with one IP address: ans1.hostcocoa.com has 205.251.192.117, ans2.hostcocoa.com has 205.251.195.46, ans3.hostcocoa.com has 205.251.197.133 and ans4.hostcocoa.com has 205.251.198.221.

Mail Servers

3dfocus.co.kr uses one mail server — mailapp.hiworks.co.kr.

The mail server setup of 3dfocus.co.kr matches that of other domains such as hskj.co.kr, kitchenart.co.kr, hanbeauty.com and two others.

At least a portion of 3dfocus.co.kr's mail servers are also used by other domains, for example semcro.com.

The hostname mailapp.hiworks.co.kr carries three IP records: 45.120.71.59, 121.254.168.55 and 211.47.76.59.