`jiosoft.co.kr`

DNSSEC	⚠️ Not signed
A	18.161.21.39^{🇺🇸 Amazon18.161.16.0/21}
		PTR	`server-18-161-21-39.bos50.r.cloudfront.net`
A	18.161.21.100^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.111^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.125^{🇺🇸 Amazon18.161.16.0/21}
NS	`ns-1326.awsdns-37.org` ⭐
		A	2600:9000:5305:2e00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1326.awsdns-37.org`
		A	205.251.197.46^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1326.awsdns-37.org`
NS	`ns-1880.awsdns-43.co.uk`
		A	2600:9000:5307:5800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1880.awsdns-43.co.uk`
		A	205.251.199.88^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1880.awsdns-43.co.uk`
NS	`ns-197.awsdns-24.com`
		A	2600:9000:5300:c500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-197.awsdns-24.com`
		A	205.251.192.197^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-197.awsdns-24.com`
NS	`ns-910.awsdns-49.net`
		A	2600:9000:5303:8e00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-910.awsdns-49.net`
		A	205.251.195.142^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-910.awsdns-49.net`
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`
SOA	`ns-1326.awsdns-37.org`awsdns-hostmaster@amazon.com serial=1

`co.kr`

	DNSSEC	⚠️ Not signed
	NS	`g.dns.kr` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.kr` ⚠️ Not in parent delegation
	NS	`c.dns.kr` ⚠️ Not in parent delegation
	NS	`d.dns.kr` ⚠️ Not in parent delegation
	NS	`e.dns.kr` ⚠️ Not in parent delegation
	NS	`f.dns.kr` ⚠️ Not in parent delegation
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2605120603

WOT: UNKNOWN (62/100)

Same first word

jiosoft.co.kr

Similar names

softjio.com

DNS History

33 records (9 active, 24 former)

●NSns-1326.awsdns-37.org2026-04-24 → 2026-05-12 · 2 obs

● 2026-04-24 12:30:00
● 2026-05-12 02:06:36

●NSns-1880.awsdns-43.co.uk2026-04-24 → 2026-05-12 · 2 obs

● 2026-04-24 12:30:00
● 2026-05-12 02:06:36

●NSns-197.awsdns-24.com2026-04-24 → 2026-05-12 · 2 obs

● 2026-04-24 12:30:00
● 2026-05-12 02:06:36

●NSns-910.awsdns-49.net2026-04-24 → 2026-05-12 · 2 obs

● 2026-04-24 12:30:00
● 2026-05-12 02:06:36

●MXmailapp.hiworks.co.kr2026-04-24 → 2026-05-12 · 2 obs

● 2026-04-24 12:30:00
● 2026-05-12 02:06:36

○A13.224.252.1162026-04-29 → 2026-05-09 · 17 obs

○ 2026-04-28 20:47:20
● 2026-04-29 10:47:56
○ 2026-04-29 12:35:46
○ 2026-05-01 12:27:00
● 2026-05-01 17:04:30
○ 2026-05-01 20:45:30
○ 2026-05-03 09:57:20
● 2026-05-03 17:27:32
○ 2026-05-03 18:15:40
○ 2026-05-05 13:56:56
● 2026-05-05 15:30:42
○ 2026-05-05 16:05:38
○ 2026-05-08 20:53:32
● 2026-05-08 22:29:20
● 2026-05-09 00:28:00
○ 2026-05-09 08:16:56
○ 2026-05-12 02:06:36

○A13.224.252.392026-04-29 → 2026-05-09 · 17 obs

○A13.224.252.742026-04-29 → 2026-05-09 · 17 obs

○A13.224.252.862026-04-29 → 2026-05-09 · 17 obs

○A13.225.107.1012026-04-27 → 2026-04-27 · 5 obs

○ 2026-04-27 00:30:32
● 2026-04-27 04:12:02
● 2026-04-27 12:09:10
○ 2026-04-27 14:18:06
○ 2026-05-12 02:06:36

○A13.225.107.162026-04-27 → 2026-04-27 · 5 obs

○ 2026-04-27 00:30:32
● 2026-04-27 04:12:02
● 2026-04-27 12:09:10
○ 2026-04-27 14:18:06
○ 2026-05-12 02:06:36

○A13.225.107.202026-04-27 → 2026-04-27 · 5 obs

○ 2026-04-27 00:30:32
● 2026-04-27 04:12:02
● 2026-04-27 12:09:10
○ 2026-04-27 14:18:06
○ 2026-05-12 02:06:36

○A13.225.107.662026-04-27 → 2026-04-27 · 5 obs

○ 2026-04-27 00:30:32
● 2026-04-27 04:12:02
● 2026-04-27 12:09:10
○ 2026-04-27 14:18:06
○ 2026-05-12 02:06:36

○A13.226.144.1242026-04-24 → 2026-05-12 · 22 obs

○ 2026-04-24 17:39:58
● 2026-04-24 19:55:08
○ 2026-04-24 21:14:20
● 2026-04-24 23:38:18
○ 2026-04-26 00:33:22
● 2026-04-26 10:12:06
○ 2026-04-27 00:30:32
○ 2026-05-06 08:50:14
● 2026-05-07 00:45:24
● 2026-05-07 16:12:44
○ 2026-05-08 00:35:44
● 2026-05-08 05:17:58
● 2026-05-08 20:53:32
○ 2026-05-08 22:29:20
○ 2026-05-09 00:28:00
● 2026-05-09 08:16:56
● 2026-05-09 18:50:26
○ 2026-05-10 23:11:00
● 2026-05-11 05:57:56
● 2026-05-12 00:41:16
○ 2026-05-12 02:06:32
○ 2026-05-12 02:06:36

○A13.226.144.182026-04-24 → 2026-05-12 · 22 obs

○A13.226.144.612026-04-24 → 2026-05-12 · 22 obs

○A13.226.144.832026-04-24 → 2026-05-12 · 22 obs

○A13.33.153.32026-04-27 → 2026-05-06 · 32 obs

○ 2026-04-27 12:09:10
● 2026-04-27 14:18:06
● 2026-04-27 15:00:28
○ 2026-04-28 00:01:24
● 2026-04-28 01:36:50
● 2026-04-28 20:47:20
○ 2026-04-29 10:47:56
○ 2026-04-29 13:45:20
● 2026-04-29 15:13:58
● 2026-04-29 22:04:20
○ 2026-04-30 00:31:36
● 2026-04-30 02:29:48
○ 2026-05-01 00:28:18
● 2026-05-01 01:32:16
● 2026-05-01 12:27:00
○ 2026-05-01 17:04:30
● 2026-05-01 20:45:30
● 2026-05-02 20:54:08
○ 2026-05-03 00:24:46
○ 2026-05-03 17:27:32
● 2026-05-03 18:15:40
○ 2026-05-04 00:28:42
● 2026-05-04 07:39:36
● 2026-05-04 16:56:18
○ 2026-05-04 21:12:32
○ 2026-05-05 15:30:42
● 2026-05-05 16:05:38
○ 2026-05-05 20:45:24
● 2026-05-05 22:19:08
● 2026-05-06 04:49:34
○ 2026-05-06 08:50:14
○ 2026-05-12 02:06:36

○A13.33.153.492026-04-27 → 2026-05-06 · 32 obs

○A13.33.153.632026-04-27 → 2026-05-06 · 32 obs

○A13.33.153.762026-04-27 → 2026-05-06 · 32 obs

●A18.161.21.1002026-04-24 → 2026-05-12 · 42 obs

○ 2026-04-24 19:55:08
● 2026-04-24 21:14:20
○ 2026-04-24 23:38:18
● 2026-04-26 00:33:22
○ 2026-04-26 10:12:06
● 2026-04-27 00:30:32
○ 2026-04-27 04:12:02
○ 2026-04-27 15:00:28
● 2026-04-28 00:01:24
○ 2026-04-28 01:36:50
○ 2026-04-29 10:47:56
● 2026-04-29 12:35:46
● 2026-04-29 13:45:20
○ 2026-04-29 15:13:58
○ 2026-04-29 22:04:20
● 2026-04-30 00:31:36
○ 2026-04-30 02:29:48
● 2026-05-01 00:28:18
○ 2026-05-01 01:32:16
○ 2026-05-02 20:54:08
● 2026-05-03 00:24:46
● 2026-05-03 07:44:40
○ 2026-05-03 09:21:26
○ 2026-05-03 18:15:40
● 2026-05-04 00:28:42
○ 2026-05-04 07:39:36
○ 2026-05-04 16:56:18
● 2026-05-04 21:12:32
● 2026-05-05 13:56:56
○ 2026-05-05 15:30:42
○ 2026-05-05 16:05:38
● 2026-05-05 20:45:24
○ 2026-05-05 22:19:08
○ 2026-05-07 16:12:44
● 2026-05-08 00:35:44
○ 2026-05-08 05:17:58
○ 2026-05-09 18:50:26
● 2026-05-10 23:11:00
○ 2026-05-11 05:57:56
○ 2026-05-12 00:41:16
● 2026-05-12 02:06:32
● 2026-05-12 02:06:36

●A18.161.21.1112026-04-24 → 2026-05-12 · 42 obs

●A18.161.21.1252026-04-24 → 2026-05-12 · 42 obs

●A18.161.21.392026-04-24 → 2026-05-12 · 42 obs

○A3.174.59.1202026-05-03 → 2026-05-06 · 8 obs

○ 2026-05-03 07:44:40
● 2026-05-03 09:21:26
● 2026-05-03 09:57:20
○ 2026-05-03 17:27:32
○ 2026-05-06 04:49:34
● 2026-05-06 08:50:14
○ 2026-05-07 00:45:24
○ 2026-05-12 02:06:36

○A3.174.59.292026-05-03 → 2026-05-06 · 8 obs

○ 2026-05-03 07:44:40
● 2026-05-03 09:21:26
● 2026-05-03 09:57:20
○ 2026-05-03 17:27:32
○ 2026-05-06 04:49:34
● 2026-05-06 08:50:14
○ 2026-05-07 00:45:24
○ 2026-05-12 02:06:36

○A3.174.59.302026-05-03 → 2026-05-06 · 8 obs

○ 2026-05-03 07:44:40
● 2026-05-03 09:21:26
● 2026-05-03 09:57:20
○ 2026-05-03 17:27:32
○ 2026-05-06 04:49:34
● 2026-05-06 08:50:14
○ 2026-05-07 00:45:24
○ 2026-05-12 02:06:36

○A3.174.59.662026-05-03 → 2026-05-06 · 8 obs

○ 2026-05-03 07:44:40
● 2026-05-03 09:21:26
● 2026-05-03 09:57:20
○ 2026-05-03 17:27:32
○ 2026-05-06 04:49:34
● 2026-05-06 08:50:14
○ 2026-05-07 00:45:24
○ 2026-05-12 02:06:36

○A3.174.83.1022026-04-24 → 2026-04-24 · 4 obs

● 2026-04-24 12:30:00
● 2026-04-24 17:39:58
○ 2026-04-24 19:55:08
○ 2026-05-12 02:06:36

○A3.174.83.22026-04-24 → 2026-04-24 · 4 obs

● 2026-04-24 12:30:00
● 2026-04-24 17:39:58
○ 2026-04-24 19:55:08
○ 2026-05-12 02:06:36

○A3.174.83.292026-04-24 → 2026-04-24 · 4 obs

● 2026-04-24 12:30:00
● 2026-04-24 17:39:58
○ 2026-04-24 19:55:08
○ 2026-05-12 02:06:36

○A3.174.83.852026-04-24 → 2026-04-24 · 4 obs

● 2026-04-24 12:30:00
● 2026-04-24 17:39:58
○ 2026-04-24 19:55:08
○ 2026-05-12 02:06:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	-
jiosoft.co.kr	ns-1326.awsdns-37.org, ns-1880.awsdns-43.co.uk, ns-197.awsdns-24.com, ns-910.awsdns-49.net	-

✅ Authoritative Response

Server:205.251.192.197

NS records: ns-1326.awsdns-37.org, ns-1880.awsdns-43.co.uk, ns-197.awsdns-24.com, ns-910.awsdns-49.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jiosoft.co.kr (unsigned zone)

⏱️ Timing

Total: 2383ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.161.21.125, 18.161.21.111...`
NS	4	`ns-1326.awsdns-37.org, ns-1880.awsdns-43.co.uk...`
MX	1	`mailapp.hiworks.co.kr (pri: 10)`
SOA	1	`ns-1326.awsdns-37.org awsdns-hostmaster.`

Analysis

IP Addresses

jiosoft.co.kr maps to four IP numbers: 18.161.21.39, 18.161.21.100, 18.161.21.111 and 18.161.21.125.

Name Servers

jiosoft.co.kr's delegation is handled by four name servers: ns-197.awsdns-24.com, ns-910.awsdns-49.net, ns-1326.awsdns-37.org and ns-1880.awsdns-43.co.uk.

jiosoft.co.kr partially shares name servers with other domains; examples include d1pds5txy2u8wn.cloudfront.net, clicknread.com, possibletraining.net, finanda.com and portalstellantis.com.br.

These name servers are commonly used with the name servers ns-298.awsdns-37.com, ns-891.awsdns-47.net, ns-1244.awsdns-27.org, ns-183.awsdns-22.com and ns-1346.awsdns-40.org.

Host names with two IPs:

ns-197.awsdns-24.com points to 2600:9000:5300:c500::1 and 205.251.192.197

ns-910.awsdns-49.net points to 2600:9000:5303:8e00::1 and 205.251.195.142

ns-1326.awsdns-37.org points to 2600:9000:5305:2e00::1 and 205.251.197.46

ns-1880.awsdns-43.co.uk points to 2600:9000:5307:5800::1 and 205.251.199.88

Mail Servers

jiosoft.co.kr is handled by a single mail server, mailapp.hiworks.co.kr.

jiosoft.co.kr has the same mail server setup as other domains, including artbox.co.kr, esco.or.kr, pmssemi.com, toz.co.kr and goodi4u.com.

jiosoft.co.kr shares some mail servers with other domains, at least partially, such as depromed.com, tax.kr, superglass.co.kr, neopeak.co.kr and hyomyung.com.

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

jiosoft.co.kr - robtex.com

jiosoft.co.kr

co.kr

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`jiosoft.co.kr`

`co.kr`