sdga.kr - robtex.com

sdga.kr

DNSSEC⚠️ Not signed
A18.238.4.20🇺🇸 Amazon18.238.4.0/22
PTRserver-18-238-4-20.phl51.r.cloudfront.net
A18.238.4.66🇺🇸 Amazon18.238.4.0/22
A18.238.4.104🇺🇸 Amazon18.238.4.0/22
A18.238.4.127🇺🇸 Amazon18.238.4.0/22
NScns1.hostcocoa.com ⭐
A205.251.196.138🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1162.awsdns-17.org
NScns2.hostcocoa.com
A205.251.194.81🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-593.awsdns-10.net
NScns3.hostcocoa.com
A205.251.193.7🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-263.awsdns-32.com
NScns4.hostcocoa.com
A205.251.199.181🇺🇸 Amazon205.251.199.0/24 prefix
PTRns-1973.awsdns-54.co.uk
MXalf1.aspmx.whoisworks.com ⭐
A193.123.252.198🇰🇷 ORACLE-OCI-31898193.123.224.0/19 KINX-Oracle
PTRfilter00.whoisworks.com
MXalf2.aspmx.whoisworks.com ⭐
A152.70.238.229🇰🇷 ORACLE-OCI-31898152.70.232.0/21
PTRfilter01.whoisworks.com
MXaspmx.whoisworks.com ⭐
A193.123.252.198🇰🇷 ORACLE-OCI-31898193.123.224.0/19 KINX-Oracle
PTRfilter00.whoisworks.com
TXTv=spf1 include:spf1.whoisworks.com ~all
SOAcns1.hostcocoa.comawsdns-hostmaster@amazon.com serial=1

kr

DNSSEC🔒 Signed (DS record present)
NSg.dns.kr ⭐
NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
SOAg.dns.krdomain-manager@nic.or.kr serial=2607240846

Same first word

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sdga.qpon
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sdga.ru
sdga.kr
sdga.in
sdga.ca
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sdga.net
sdga.se

Similar names

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agds.it
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dasg.com
agds.org.br
sdag.eu
sadg.org
dags.com.br
sagd.ca
dsga.cn
dags.com.ar

DNS History

55 records (11 active, 44 former)

NScns1.hostcocoa.comcns2.hostcocoa.comcns3.hostcocoa.comcns4.hostcocoa.comMXalf1.aspmx.whoisworks.comalf2.aspmx.whoisworks.comaspmx.whoisworks.comA18.238.4.10418.238.4.12718.238.4.2018.238.4.6613.224.125.3313.224.125.5713.224.125.613.224.125.9213.32.230.10613.32.230.3613.32.230.5013.32.230.7518.165.140.10318.165.140.10918.165.140.1218.165.140.12518.239.183.1718.239.183.2018.239.183.3218.239.183.853.167.2.113.167.2.243.167.2.263.167.2.903.171.38.493.171.38.723.171.38.783.171.38.8452.84.118.10352.84.118.11852.84.118.3852.84.118.7552.85.78.3452.85.78.3752.85.78.3952.85.78.9954.192.55.12454.192.55.5354.192.55.5754.192.55.7254.230.79.3354.230.79.654.230.79.7454.230.79.8099.84.234.4099.84.234.4299.84.234.4599.84.234.74
●NScns1.hostcocoa.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●NScns2.hostcocoa.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●NScns3.hostcocoa.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●NScns4.hostcocoa.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●MXalf1.aspmx.whoisworks.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●MXalf2.aspmx.whoisworks.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
●MXaspmx.whoisworks.com2026-03-10 → 2026-07-24 · 2 obs
● 2026-03-10 07:08:04
● 2026-07-24 09:12:34
○A13.224.125.332026-07-12 → 2026-07-13 · 10 obs
○ 2026-07-09 04:05:34
● 2026-07-12 18:03:20
○ 2026-07-12 19:54:50
● 2026-07-12 20:40:00
○ 2026-07-12 22:13:18
● 2026-07-12 23:10:02
○ 2026-07-13 15:52:18
● 2026-07-13 21:45:22
○ 2026-07-14 00:30:40
○ 2026-07-24 09:12:34
○A13.224.125.572026-07-12 → 2026-07-13 · 10 obs
○ 2026-07-09 04:05:34
● 2026-07-12 18:03:20
○ 2026-07-12 19:54:50
● 2026-07-12 20:40:00
○ 2026-07-12 22:13:18
● 2026-07-12 23:10:02
○ 2026-07-13 15:52:18
● 2026-07-13 21:45:22
○ 2026-07-14 00:30:40
○ 2026-07-24 09:12:34
○A13.224.125.62026-07-12 → 2026-07-13 · 10 obs
○ 2026-07-09 04:05:34
● 2026-07-12 18:03:20
○ 2026-07-12 19:54:50
● 2026-07-12 20:40:00
○ 2026-07-12 22:13:18
● 2026-07-12 23:10:02
○ 2026-07-13 15:52:18
● 2026-07-13 21:45:22
○ 2026-07-14 00:30:40
○ 2026-07-24 09:12:34
○A13.224.125.922026-07-12 → 2026-07-13 · 10 obs
○ 2026-07-09 04:05:34
● 2026-07-12 18:03:20
○ 2026-07-12 19:54:50
● 2026-07-12 20:40:00
○ 2026-07-12 22:13:18
● 2026-07-12 23:10:02
○ 2026-07-13 15:52:18
● 2026-07-13 21:45:22
○ 2026-07-14 00:30:40
○ 2026-07-24 09:12:34
○A13.32.230.1062026-03-10 → 2026-07-23 · 15 obs
● 2026-03-10 07:08:04
○ 2026-03-12 12:14:58
○ 2026-03-16 16:17:10
● 2026-03-17 04:11:42
● 2026-03-20 11:18:16
○ 2026-03-20 19:55:28
● 2026-03-22 05:52:08
○ 2026-03-22 15:31:08
● 2026-07-07 20:42:36
○ 2026-07-09 04:05:34
● 2026-07-18 02:14:34
○ 2026-07-18 13:20:38
● 2026-07-23 06:29:58
○ 2026-07-24 09:12:30
○ 2026-07-24 09:12:34
○A13.32.230.362026-03-10 → 2026-07-23 · 15 obs
● 2026-03-10 07:08:04
○ 2026-03-12 12:14:58
○ 2026-03-16 16:17:10
● 2026-03-17 04:11:42
● 2026-03-20 11:18:16
○ 2026-03-20 19:55:28
● 2026-03-22 05:52:08
○ 2026-03-22 15:31:08
● 2026-07-07 20:42:36
○ 2026-07-09 04:05:34
● 2026-07-18 02:14:34
○ 2026-07-18 13:20:38
● 2026-07-23 06:29:58
○ 2026-07-24 09:12:30
○ 2026-07-24 09:12:34
○A13.32.230.502026-03-10 → 2026-07-23 · 15 obs
● 2026-03-10 07:08:04
○ 2026-03-12 12:14:58
○ 2026-03-16 16:17:10
● 2026-03-17 04:11:42
● 2026-03-20 11:18:16
○ 2026-03-20 19:55:28
● 2026-03-22 05:52:08
○ 2026-03-22 15:31:08
● 2026-07-07 20:42:36
○ 2026-07-09 04:05:34
● 2026-07-18 02:14:34
○ 2026-07-18 13:20:38
● 2026-07-23 06:29:58
○ 2026-07-24 09:12:30
○ 2026-07-24 09:12:34
○A13.32.230.752026-03-10 → 2026-07-23 · 15 obs
● 2026-03-10 07:08:04
○ 2026-03-12 12:14:58
○ 2026-03-16 16:17:10
● 2026-03-17 04:11:42
● 2026-03-20 11:18:16
○ 2026-03-20 19:55:28
● 2026-03-22 05:52:08
○ 2026-03-22 15:31:08
● 2026-07-07 20:42:36
○ 2026-07-09 04:05:34
● 2026-07-18 02:14:34
○ 2026-07-18 13:20:38
● 2026-07-23 06:29:58
○ 2026-07-24 09:12:30
○ 2026-07-24 09:12:34
○A18.165.140.1032026-03-23 → 2026-07-12 · 9 obs
○ 2026-03-23 03:44:52
● 2026-03-23 04:34:52
○ 2026-03-23 09:06:04
○ 2026-03-26 15:26:20
● 2026-03-27 07:46:22
○ 2026-03-28 00:50:18
● 2026-07-12 19:54:50
○ 2026-07-12 20:40:00
○ 2026-07-24 09:12:34
○A18.165.140.1092026-03-23 → 2026-07-12 · 9 obs
○ 2026-03-23 03:44:52
● 2026-03-23 04:34:52
○ 2026-03-23 09:06:04
○ 2026-03-26 15:26:20
● 2026-03-27 07:46:22
○ 2026-03-28 00:50:18
● 2026-07-12 19:54:50
○ 2026-07-12 20:40:00
○ 2026-07-24 09:12:34
○A18.165.140.122026-03-23 → 2026-07-12 · 9 obs
○ 2026-03-23 03:44:52
● 2026-03-23 04:34:52
○ 2026-03-23 09:06:04
○ 2026-03-26 15:26:20
● 2026-03-27 07:46:22
○ 2026-03-28 00:50:18
● 2026-07-12 19:54:50
○ 2026-07-12 20:40:00
○ 2026-07-24 09:12:34
○A18.165.140.1252026-03-23 → 2026-07-12 · 9 obs
○ 2026-03-23 03:44:52
● 2026-03-23 04:34:52
○ 2026-03-23 09:06:04
○ 2026-03-26 15:26:20
● 2026-03-27 07:46:22
○ 2026-03-28 00:50:18
● 2026-07-12 19:54:50
○ 2026-07-12 20:40:00
○ 2026-07-24 09:12:34
●A18.238.4.1042026-07-12 → 2026-07-24 · 15 obs
○ 2026-07-12 20:40:00
● 2026-07-12 22:13:18
○ 2026-07-12 23:10:02
● 2026-07-13 15:52:18
○ 2026-07-13 21:45:22
● 2026-07-14 13:44:50
○ 2026-07-14 15:50:54
● 2026-07-16 15:47:52
○ 2026-07-16 22:07:42
● 2026-07-21 13:00:10
○ 2026-07-21 15:30:20
● 2026-07-23 05:46:56
○ 2026-07-23 06:29:58
● 2026-07-24 09:12:30
● 2026-07-24 09:12:34
●A18.238.4.1272026-07-12 → 2026-07-24 · 15 obs
○ 2026-07-12 20:40:00
● 2026-07-12 22:13:18
○ 2026-07-12 23:10:02
● 2026-07-13 15:52:18
○ 2026-07-13 21:45:22
● 2026-07-14 13:44:50
○ 2026-07-14 15:50:54
● 2026-07-16 15:47:52
○ 2026-07-16 22:07:42
● 2026-07-21 13:00:10
○ 2026-07-21 15:30:20
● 2026-07-23 05:46:56
○ 2026-07-23 06:29:58
● 2026-07-24 09:12:30
● 2026-07-24 09:12:34
●A18.238.4.202026-07-12 → 2026-07-24 · 15 obs
○ 2026-07-12 20:40:00
● 2026-07-12 22:13:18
○ 2026-07-12 23:10:02
● 2026-07-13 15:52:18
○ 2026-07-13 21:45:22
● 2026-07-14 13:44:50
○ 2026-07-14 15:50:54
● 2026-07-16 15:47:52
○ 2026-07-16 22:07:42
● 2026-07-21 13:00:10
○ 2026-07-21 15:30:20
● 2026-07-23 05:46:56
○ 2026-07-23 06:29:58
● 2026-07-24 09:12:30
● 2026-07-24 09:12:34
●A18.238.4.662026-07-12 → 2026-07-24 · 15 obs
○ 2026-07-12 20:40:00
● 2026-07-12 22:13:18
○ 2026-07-12 23:10:02
● 2026-07-13 15:52:18
○ 2026-07-13 21:45:22
● 2026-07-14 13:44:50
○ 2026-07-14 15:50:54
● 2026-07-16 15:47:52
○ 2026-07-16 22:07:42
● 2026-07-21 13:00:10
○ 2026-07-21 15:30:20
● 2026-07-23 05:46:56
○ 2026-07-23 06:29:58
● 2026-07-24 09:12:30
● 2026-07-24 09:12:34
○A18.239.183.172026-05-03 → 2026-05-05 · 6 obs
○ 2026-05-02 12:44:32
● 2026-05-03 12:38:54
○ 2026-05-03 14:12:54
● 2026-05-05 06:02:14
○ 2026-05-05 15:30:28
○ 2026-07-24 09:12:34
○A18.239.183.202026-05-03 → 2026-05-05 · 6 obs
○ 2026-05-02 12:44:32
● 2026-05-03 12:38:54
○ 2026-05-03 14:12:54
● 2026-05-05 06:02:14
○ 2026-05-05 15:30:28
○ 2026-07-24 09:12:34
○A18.239.183.322026-05-03 → 2026-05-05 · 6 obs
○ 2026-05-02 12:44:32
● 2026-05-03 12:38:54
○ 2026-05-03 14:12:54
● 2026-05-05 06:02:14
○ 2026-05-05 15:30:28
○ 2026-07-24 09:12:34
○A18.239.183.852026-05-03 → 2026-05-05 · 6 obs
○ 2026-05-02 12:44:32
● 2026-05-03 12:38:54
○ 2026-05-03 14:12:54
● 2026-05-05 06:02:14
○ 2026-05-05 15:30:28
○ 2026-07-24 09:12:34
○A3.167.2.112026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-22 15:31:08
● 2026-03-22 16:49:10
○ 2026-03-22 21:59:44
○ 2026-07-24 09:12:34
○A3.167.2.242026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-22 15:31:08
● 2026-03-22 16:49:10
○ 2026-03-22 21:59:44
○ 2026-07-24 09:12:34
○A3.167.2.262026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-22 15:31:08
● 2026-03-22 16:49:10
○ 2026-03-22 21:59:44
○ 2026-07-24 09:12:34
○A3.167.2.902026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-22 15:31:08
● 2026-03-22 16:49:10
○ 2026-03-22 21:59:44
○ 2026-07-24 09:12:34
○A3.171.38.492026-03-12 → 2026-07-03 · 13 obs
○ 2026-03-10 07:08:04
● 2026-03-12 12:14:58
● 2026-03-16 16:17:10
○ 2026-03-17 04:11:42
○ 2026-03-20 11:18:16
● 2026-03-20 19:55:28
○ 2026-03-22 05:52:08
○ 2026-03-27 07:46:22
● 2026-03-28 00:50:18
○ 2026-03-28 22:45:18
● 2026-07-03 02:06:56
○ 2026-07-04 18:18:16
○ 2026-07-24 09:12:34
○A3.171.38.722026-03-12 → 2026-07-03 · 13 obs
○ 2026-03-10 07:08:04
● 2026-03-12 12:14:58
● 2026-03-16 16:17:10
○ 2026-03-17 04:11:42
○ 2026-03-20 11:18:16
● 2026-03-20 19:55:28
○ 2026-03-22 05:52:08
○ 2026-03-27 07:46:22
● 2026-03-28 00:50:18
○ 2026-03-28 22:45:18
● 2026-07-03 02:06:56
○ 2026-07-04 18:18:16
○ 2026-07-24 09:12:34
○A3.171.38.782026-03-12 → 2026-07-03 · 13 obs
○ 2026-03-10 07:08:04
● 2026-03-12 12:14:58
● 2026-03-16 16:17:10
○ 2026-03-17 04:11:42
○ 2026-03-20 11:18:16
● 2026-03-20 19:55:28
○ 2026-03-22 05:52:08
○ 2026-03-27 07:46:22
● 2026-03-28 00:50:18
○ 2026-03-28 22:45:18
● 2026-07-03 02:06:56
○ 2026-07-04 18:18:16
○ 2026-07-24 09:12:34
○A3.171.38.842026-03-12 → 2026-07-03 · 13 obs
○ 2026-03-10 07:08:04
● 2026-03-12 12:14:58
● 2026-03-16 16:17:10
○ 2026-03-17 04:11:42
○ 2026-03-20 11:18:16
● 2026-03-20 19:55:28
○ 2026-03-22 05:52:08
○ 2026-03-27 07:46:22
● 2026-03-28 00:50:18
○ 2026-03-28 22:45:18
● 2026-07-03 02:06:56
○ 2026-07-04 18:18:16
○ 2026-07-24 09:12:34
○A52.84.118.1032026-03-22 → 2026-06-08 · 30 obs
○ 2026-03-22 16:49:10
● 2026-03-22 21:59:44
● 2026-03-23 03:44:52
○ 2026-03-23 04:34:52
● 2026-03-23 09:06:04
● 2026-03-26 15:26:20
○ 2026-03-27 07:46:22
○ 2026-03-29 16:53:46
● 2026-03-30 02:04:42
● 2026-04-06 18:06:58
○ 2026-04-10 14:37:08
○ 2026-04-10 16:39:42
● 2026-04-11 01:58:20
● 2026-04-17 08:18:34
○ 2026-04-26 21:41:40
● 2026-04-27 11:00:04
● 2026-05-02 12:44:32
○ 2026-05-03 12:38:54
● 2026-05-03 14:12:54
○ 2026-05-05 06:02:14
○ 2026-05-05 15:30:28
● 2026-05-06 00:19:18
○ 2026-05-15 07:26:32
● 2026-05-15 13:02:08
● 2026-05-16 02:55:48
○ 2026-05-19 17:09:06
○ 2026-06-03 00:25:48
● 2026-06-08 11:26:26
○ 2026-07-01 05:45:50
○ 2026-07-24 09:12:34
○A52.84.118.1182026-03-22 → 2026-06-08 · 30 obs
○ 2026-03-22 16:49:10
● 2026-03-22 21:59:44
● 2026-03-23 03:44:52
○ 2026-03-23 04:34:52
● 2026-03-23 09:06:04
● 2026-03-26 15:26:20
○ 2026-03-27 07:46:22
○ 2026-03-29 16:53:46
● 2026-03-30 02:04:42
● 2026-04-06 18:06:58
○ 2026-04-10 14:37:08
○ 2026-04-10 16:39:42
● 2026-04-11 01:58:20
● 2026-04-17 08:18:34
○ 2026-04-26 21:41:40
● 2026-04-27 11:00:04
● 2026-05-02 12:44:32
○ 2026-05-03 12:38:54
● 2026-05-03 14:12:54
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○A52.84.118.382026-03-22 → 2026-06-08 · 30 obs
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○A52.84.118.752026-03-22 → 2026-06-08 · 30 obs
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○A52.85.78.342026-03-28 → 2026-07-21 · 39 obs
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○A52.85.78.372026-03-28 → 2026-07-21 · 39 obs
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○A52.85.78.392026-03-28 → 2026-07-21 · 39 obs
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○A52.85.78.992026-03-28 → 2026-07-21 · 39 obs
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○A54.192.55.1242026-05-19 → 2026-06-03 · 10 obs
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○A54.192.55.532026-05-19 → 2026-06-03 · 10 obs
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○A54.192.55.572026-05-19 → 2026-06-03 · 10 obs
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○A54.192.55.722026-05-19 → 2026-06-03 · 10 obs
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○A54.230.79.332026-07-02 → 2026-07-02 · 4 obs
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○A54.230.79.62026-07-02 → 2026-07-02 · 4 obs
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○A54.230.79.742026-07-02 → 2026-07-02 · 4 obs
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○A54.230.79.802026-07-02 → 2026-07-02 · 4 obs
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○A99.84.234.402026-03-22 → 2026-04-10 · 7 obs
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○A99.84.234.422026-03-22 → 2026-04-10 · 7 obs
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○A99.84.234.452026-03-22 → 2026-04-10 · 7 obs
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○A99.84.234.742026-03-22 → 2026-04-10 · 7 obs
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🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...-
sdga.krcns2.hostcocoa.com, cns1.hostcocoa.com, cns4.hostcocoa.com, cns3.hostcocoa.com-

✅ Authoritative Response

Server:205.251.193.7

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdga.kr (unsigned zone)

⏱️ Timing

Total: 1541ms | Queries: -

📄 Records

TypeCountSample Data
A418.238.4.127, 18.238.4.20...
NS4cns1.hostcocoa.com, cns2.hostcocoa.com...
MX3alf1.aspmx.whoisworks.com (pri: 10), alf2.aspmx.whoisworks.com (pri: 10)...
TXT1v=spf1 include:spf1.whoisworks.com ~all
SOA1cns1.hostcocoa.com awsdns-hostmaster.ama

Analysis

IP Addresses

sdga.kr points to the four IP addresses 18.238.4.20, 18.238.4.66, 18.238.4.104 and 18.238.4.127.

hr.test.stonerise.tech, bitamin.co, d2x4gwu27t7r4i.cloudfront.net and two other host names share IP numbers with sdga.kr.

Name Servers

The authoritative name servers for sdga.kr are cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com.

The name servers of sdga.kr overlap at least partially with those of other domains — among them sunhae.co.kr, kpda.or.kr, uxpa.kr and two more.

Each of the four hosts cns1.hostcocoa.com, cns2.hostcocoa.com, cns3.hostcocoa.com and cns4.hostcocoa.com points to a single IP address — 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 and cns4.hostcocoa.com points to 205.251.199.181.

Mail Servers

Mail for sdga.kr is routed through three mail servers — aspmx.whoisworks.com, alf1.aspmx.whoisworks.com and alf2.aspmx.whoisworks.com.

sdga.kr has at least partial mail server overlap with other domains such as nexview.net, atlabco.com, kskim.net and two more.

Each of the three hostnames — aspmx.whoisworks.com, alf1.aspmx.whoisworks.com and alf2.aspmx.whoisworks.com — has a single IP address. aspmx.whoisworks.com and alf1.aspmx.whoisworks.com resolve to 193.123.252.198; alf2.aspmx.whoisworks.com resolves to 152.70.238.229.

These two host names — aspmx.whoisworks.com and alf1.aspmx.whoisworks.com — each point to 193.123.252.198 IP addresses.