`goodteacheredu.com`

DNSSEC	⚠️ Not signed
A	54.180.69.180^{🇰🇷 Amazon54.180.0.0/15 EC2 ICN prefix}
		PTR	`ec2-54-180-69-180.ap-northeast-2.compute.amazonaws.com`
NS	`ns1.gabia.co.kr` ⭐
		A	20.200.205.248^{🇰🇷 Microsoft20.192.0.0/10}
NS	`ns.gabia.co.kr`
		A	43.201.170.100^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com`
NS	`ns.gabia.net`
		A	121.78.117.39^{🇰🇷 GABIA-AS-KR121.78.117.0/24 Transit customer route announce}
			PTR	`ns1.gabia.co.kr`
		A	211.234.124.90^{🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary}
TXT	`_globalsign-domain-verification=NhyOvH-dAXQ6oRYdLzw9rJhcSOgXZzGUELSd9JxdeE`
SOA	`ns.gabia.co.kr`hosting@gabia.com 2025-01-21 #15

`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=1776643847

Same first word

goodteacheredu.com

DNS History

4 records (4 active, 0 former)

●NSns.gabia.co.kr2026-03-29 → 2026-04-20 · 2 obs

● 2026-03-29 01:35:48
● 2026-04-20 00:22:12

●NSns.gabia.net2026-03-29 → 2026-04-20 · 2 obs

● 2026-03-29 01:35:48
● 2026-04-20 00:22:12

●NSns1.gabia.co.kr2026-03-29 → 2026-04-20 · 2 obs

● 2026-03-29 01:35:48
● 2026-04-20 00:22:12

●A54.180.69.1802026-03-29 → 2026-04-20 · 2 obs

● 2026-03-29 01:35:48
● 2026-04-20 00:22:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
goodteacheredu.com	ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net	-

✅ Authoritative Response

Server:43.201.170.100

NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for goodteacheredu.com (unsigned zone)

⏱️ Timing

Total: 4467ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.180.69.180`
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
TXT	1	`_globalsign-domain-verification=NhyOvH-d`
SOA	1	`ns.gabia.co.kr hosting.gabia.com`

Analysis

IP Addresses

goodteacheredu.com resolves to a single IP address: 54.180.69.180.

Name Servers

goodteacheredu.com is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.

goodteacheredu.com at least partially shares name servers with other domains, including (0x736578)join.com, agajanda.com, graceway.or.kr, kopos.co.kr and 1oio.com.

These name servers are often used together with ns1.gabia.net.

Host names with two IP numbers:

ns.gabia.net points to 121.78.117.39 and 211.234.124.90.

Host names with one IP number:

ns1.gabia.co.kr points to 20.200.205.248.

ns.gabia.co.kr points to 43.201.170.100.

goodteacheredu.com - robtex.com