`etra.kr`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:daa4^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:3b4d^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.59.77^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.164^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`fay.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c073^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2073^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fay.ns.cloudflare.com`
		A	108.162.192.115^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	172.64.32.115^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	173.245.58.115^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
NS	`jake.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jake.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jake.ns.cloudflare.com`
		A	108.162.193.122^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	172.64.33.122^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
		A	173.245.59.122^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jake.ns.cloudflare.com`
MX	`mx01.mailplug.com` ⭐
		A	121.156.118.202^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
		A	121.156.118.204^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
		A	121.156.118.213^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
		A	121.156.118.220^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
		A	121.156.118.223^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
		A	121.156.118.248^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mx01.mailplug.com`
MX	`mx02.mailplug.com`⁽²⁰⁾
		A	223.26.214.9^{🇰🇷 HYOSUNGITX-AS-KR223.26.192.0/18 PACNET (proxy-registered route object)}
		A	223.26.214.10^{🇰🇷 HYOSUNGITX-AS-KR223.26.192.0/18 PACNET (proxy-registered route object)}
TXT	`google-site-verification=lucEM1gNvw_AGPwTUFkTdUvYLUcdPItd8a2E_AeH7Ho`
TXT	`v=spf1 mx include:mailplug.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.59.77, 172.67.218.164
		IPv6 hints	2606:4700:3030::ac43:daa4, 2606:4700:3033::6815:3b4d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=162, name=cloudflare-ech.com
SOA	`fay.ns.cloudflare.com`dns@cloudflare.com serial=2401964996

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐
	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2606040924

Same first word

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Similar names

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erta.eu

DNS History

18 records (8 active, 10 former)

●NSfay.ns.cloudflare.com2026-02-28 → 2026-06-04 · 3 obs

○ 2018-06-30 11:20:00
● 2026-02-28 20:56:54
● 2026-06-04 12:41:36

●NSjake.ns.cloudflare.com2026-02-28 → 2026-06-04 · 3 obs

○ 2018-06-30 11:20:00
● 2026-02-28 20:56:54
● 2026-06-04 12:41:36

○NSns5.cninet.co.kr2018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

○NSns6.cninet.co.kr2018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

○MXkr1-aspmx1.worksmobile.com2018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

○MXkr1-aspmx2.worksmobile.com2018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

○MXmail.etra.kr2018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

●MXmx01.mailplug.com2026-02-28 → 2026-06-04 · 3 obs

○ 2018-06-30 11:20:00
● 2026-02-28 20:56:54
● 2026-06-04 12:41:36

●MXmx02.mailplug.com2026-02-28 → 2026-06-04 · 3 obs

○ 2018-06-30 11:20:00
● 2026-02-28 20:56:54
● 2026-06-04 12:41:36

●A104.21.59.772026-02-28 → 2026-06-04 · 10 obs

○ 2018-06-30 11:20:00
● 2026-02-28 20:56:54
● 2026-03-24 03:03:32
○ 2026-03-26 23:34:46
○ 2026-03-29 01:59:10
● 2026-04-20 17:59:16
● 2026-05-13 00:58:54
○ 2026-05-14 16:47:50
● 2026-05-26 22:05:16
● 2026-06-04 12:41:36

●A172.67.218.1642026-02-28 → 2026-06-04 · 10 obs

○A188.114.96.02026-03-26 → 2026-05-14 · 8 obs

○ 2026-03-24 03:03:32
● 2026-03-26 23:34:46
● 2026-03-29 01:59:10
○ 2026-04-20 17:59:16
○ 2026-05-13 00:58:54
● 2026-05-14 16:47:50
○ 2026-05-26 22:05:16
○ 2026-06-04 12:41:36

○A188.114.97.02026-03-26 → 2026-05-14 · 8 obs

○ 2026-03-24 03:03:32
● 2026-03-26 23:34:46
● 2026-03-29 01:59:10
○ 2026-04-20 17:59:16
○ 2026-05-13 00:58:54
● 2026-05-14 16:47:50
○ 2026-05-26 22:05:16
○ 2026-06-04 12:41:36

○A210.122.10.542018-06-30 → 2018-06-30 · 3 obs

● 2018-06-30 11:20:00
○ 2026-02-28 20:56:54
○ 2026-06-04 12:41:36

●A2606:4700:3030::ac43:daa42026-02-28 → 2026-06-04 · 10 obs

●A2606:4700:3033::6815:3b4d2026-02-28 → 2026-06-04 · 10 obs

○A2a06:98c1:3120::2026-03-26 → 2026-05-14 · 8 obs

○ 2026-03-24 03:03:32
● 2026-03-26 23:34:46
● 2026-03-29 01:59:10
○ 2026-04-20 17:59:16
○ 2026-05-13 00:58:54
● 2026-05-14 16:47:50
○ 2026-05-26 22:05:16
○ 2026-06-04 12:41:36

○A2a06:98c1:3121::2026-03-26 → 2026-05-14 · 8 obs

○ 2026-03-24 03:03:32
● 2026-03-26 23:34:46
● 2026-03-29 01:59:10
○ 2026-04-20 17:59:16
○ 2026-05-13 00:58:54
● 2026-05-14 16:47:50
○ 2026-05-26 22:05:16
○ 2026-06-04 12:41:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...	-
etra.kr	jake.ns.cloudflare.com, fay.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.115

NS records: jake.ns.cloudflare.com, fay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for etra.kr (unsigned zone)

⏱️ Timing

Total: 1079ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.218.164, 104.21.59.77`
AAAA	2	`2606:4700:3033::6815:3b4d, 2606:4700:3030::ac43:daa4`
NS	2	`fay.ns.cloudflare.com, jake.ns.cloudflare.com`
MX	2	`mx01.mailplug.com (pri: 10), mx02.mailplug.com (pri: 20)`
TXT	2	`google-site-verification=lucEM1gNvw_AGPw, v=spf1 mx include:mailplug.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`fay.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

etra.kr points to 4 IP addresses — 104.21.59.77, 172.67.218.164, 2606:4700:3030::ac43:daa4 and 2606:4700:3033::6815:3b4d.

shimoray.com, www.ieee.org.tr, openreflection.com.ng plus two other host names have IP numbers in common with etra.kr.

Name Servers

etra.kr is served by two delegated name servers, fay.ns.cloudflare.com and jake.ns.cloudflare.com.

The name server configuration of etra.kr is shared with other domains, for instance ogmaent.com, racingstats247.com, nexy.org and two others.

At least some of etra.kr's name servers are shared with other domains, for example pzuwqfdw.casa, 2466dd.com, affa.az and two more.

These name servers tend to be deployed in combination with the name servers sue.ns.cloudflare.com and lily.ns.cloudflare.com.

Hosts with 6 IP addresses each:

fay.ns.cloudflare.com directs to 108.162.192.115, 172.64.32.115, 173.245.58.115 and three others.

jake.ns.cloudflare.com directs to 108.162.193.122, 172.64.33.122, 173.245.59.122 and three others.

Mail Servers

etra.kr uses two mail servers, mx01.mailplug.com and mx02.mailplug.com.

The mail server setup of etra.kr matches that of other domains such as ctit.co.kr, polarstartrading.com, anshin.co.kr and two others.

At least some of the mail servers used by etra.kr are shared with other domains: kinocon.co.kr, congnavi.com, baekeok.com and two others among them.

Hosts with 6 IP addresses each:

mx01.mailplug.com directs to 121.156.118.202, 121.156.118.204, 121.156.118.213 and three others.

Host names pointing to two IP addresses:

mx02.mailplug.com maps to two IP addresses — 223.26.214.9 and 223.26.214.10.

etra.kr - robtex.com

etra.kr

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

`etra.kr`

`kr`