`ns2.jetsystem21c.com`

	DNSSEC	⚠️ Not signed
	A	218.145.65.144^{🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom}

`jetsystem21c.com`

	DNSSEC	⚠️ Not signed
	A	183.111.182.209^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
	NS	`jetsystem21c.com` ⭐
	NS	`ns.jetsystem21c.com` ⚠️ Not in parent delegation
	NS	`ns.nayooint.co.kr` ⚠️ Not in zone NS records
	NS	`ns1.jetsystem21c.com` ⚠️ Not in parent delegation
	NS	`ns1.nayooint.co.kr` ⚠️ Not in zone NS records
	NS	`ns2.jetsystem21c.com` ⚠️ Not in parent delegation
	NS	`ns3.jetsystem21c.com` ⚠️ Not in parent delegation
	MX	`rmw-002.fmcity.com` ⭐
	TXT	`v=spf1 ip4:211.34.104.37 ~all`
	SOA	`jetsystem21c.com`postmaster@jetsystem21c.com serial=20200506

rank #898735 globally
rank #404698 in the tld

NS for

jetsystem21c.com

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DNS History

1 record (1 active, 0 former)

●A218.145.65.1442026-04-20 → 2026-04-26 · 2 obs

● 2026-04-20 09:04:34
● 2026-04-26 08:34:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
jetsystem21c.com	ns.nayooint.co.kr, ns1.nayooint.co.kr	-

✅ Authoritative Response

Server:218.145.65.143

NS records: ns.nayooint.co.kr, ns1.nayooint.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jetsystem21c.com (unsigned zone)

⏱️ Timing

Total: 1242ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`218.145.65.144`

Analysis

Name Server Role

ns2.jetsystem21c.com serves as the name server for jetsystem21c.com.

jetsystem21c.com, ns1.jetsystem21c.com and ns3.jetsystem21c.com commonly serve as nameservers together with ns2.jetsystem21c.com.

IP Addresses

ns2.jetsystem21c.com points to a single IP number: 218.145.65.144.

Other host names, for instance ns2.hanjupmc.com, ns2.srentcar.net, ns2.nbizcompany.com, ns2.keinsys.com and ns2.fipresci.co.kr share IP numbers with ns2.jetsystem21c.com.

ns2.jetsystem21c.com - robtex.com