`hybestedu.com`

DNSSEC	⚠️ Not signed
A	218.38.13.55^{🇰🇷 SKB-NET218.38.0.0/15 SK Broadband}
		PTR	`my-web.kr`
NS	`ns1.my-web.kr` ⭐
		A	218.38.13.55^{🇰🇷 SKB-NET218.38.0.0/15 SK Broadband}
			PTR	`my-web.kr`
NS	`ns.my-web.kr` ⚠️ Not in zone NS records
		A	218.38.13.55^{🇰🇷 SKB-NET218.38.0.0/15 SK Broadband}
			PTR	`my-web.kr`
MX	`mail.hybestedu.com` ⭐
		A	218.38.13.55^{🇰🇷 SKB-NET218.38.0.0/15 SK Broadband}
			PTR	`my-web.kr`
SOA	`ns.my-web.kr`root@my-web.kr 1999-01-01 #0

`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=1776203892

Subdomains

mail.hybestedu.com

Same first word

hybestedu.com

DNS History

5 records (4 active, 1 former)

●NSns.my-web.kr2015-07-03 → 2026-04-14 · 2 obs

● 2015-07-03 01:30:02
● 2026-04-14 22:03:56

●NSns1.my-web.kr2026-03-12 → 2026-04-14 · 3 obs

○ 2015-07-03 01:30:02
● 2026-03-12 05:51:44
● 2026-04-14 22:03:56

●MXmail.hybestedu.com2015-07-03 → 2026-04-14 · 2 obs

● 2015-07-03 01:30:02
● 2026-04-14 22:03:56

○A218.38.13.482015-07-03 → 2017-02-05 · 4 obs

● 2015-07-03 01:30:02
● 2017-02-05 20:29:02
○ 2026-03-12 05:51:44
○ 2026-04-14 22:03:56

●A218.38.13.552026-03-12 → 2026-04-14 · 3 obs

○ 2017-02-05 20:29:02
● 2026-03-12 05:51:44
● 2026-04-14 22:03:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hybestedu.com	ns.my-web.kr, ns1.my-web.kr	-

✅ Authoritative Response

Server:218.38.13.55

NS records: ns.my-web.kr, ns1.my-web.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hybestedu.com (unsigned zone)

⏱️ Timing

Total: 1064ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`218.38.13.55`
NS	1	`ns.my-web.kr`
MX	1	`mail.hybestedu.com (pri: 10)`
SOA	1	`ns.my-web.kr root.my-web.kr`

Analysis

Hierarchy

hybestedu.com is a parent of mail.hybestedu.com.

IP Addresses

hybestedu.com points to a single IP address: 218.38.13.55.

Other host names such as cnda.or.kr, mail.gakwonsa.or.kr, mail.nrw.oillbaedall.com, mail.shimter1388.com and mail.my-web.kr share IP numbers with hybestedu.com.

Name Servers

hybestedu.com is delegated to two name servers: ns1.my-web.kr and ns.my-web.kr.

hybestedu.com uses the same name server setup as other domains, for example rowater.co.kr and gakwonsa.or.kr.

At least part of the name servers for hybestedu.com are shared with other domains, for instance my-web.kr, cdeng.kr, shimter1388.com, sess21.co.kr and oillbaedall.com.

These name servers are commonly used alongside ns2.my-web.kr and ns.218.38.13.55.

Host names sharing a single IP: ns1.my-web.kr and ns.my-web.kr point to 218.38.13.55.

Mail Servers

The mail server for hybestedu.com is mail.hybestedu.com.

Host mail.hybestedu.com points to IP 218.38.13.55.

hybestedu.com - robtex.com

hybestedu.com

com