`skplasma.com`

DNSSEC	⚠️ Not signed
A	168.154.172.154^{🇰🇷 SKNET-AS168.154.0.0/16 Transit customer route announce}
NS	`osf2.skchemicals.com` ⭐
		A	168.154.160.5^{🇰🇷 SKNET-AS168.154.0.0/16 Transit customer route announce}
			PTR	`osf2.skchemicals.com`
NS	`osf.skchemicals.com`
		A	168.154.160.4^{🇰🇷 SKNET-AS168.154.0.0/16 Transit customer route announce}
			PTR	`osf.skchemicals.com`
SOA	`osf.skchemicals.com`hostmaster serial=49

`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=1778411986

Subdomains

www.skplasma.com

Same first word

skplasma.com

DNS History

5 records (3 active, 2 former)

●NSosf.skchemicals.com2026-03-10 → 2026-05-10 · 3 obs

○ 2017-09-02 19:40:20
● 2026-03-10 02:38:34
● 2026-05-10 11:24:54

●NSosf2.skchemicals.com2026-03-10 → 2026-05-10 · 3 obs

○ 2017-09-02 19:40:20
● 2026-03-10 02:38:34
● 2026-05-10 11:24:54

○NSskchem-dns12016-12-14 → 2017-09-02 · 4 obs

● 2016-12-14 12:52:26
● 2017-09-02 19:40:20
○ 2026-03-10 02:38:34
○ 2026-05-10 11:24:54

○NSskchem-dns22017-09-02 → 2017-09-02 · 4 obs

○ 2016-12-14 12:52:26
● 2017-09-02 19:40:20
○ 2026-03-10 02:38:34
○ 2026-05-10 11:24:54

●A168.154.172.1542026-03-10 → 2026-05-10 · 2 obs

● 2026-03-10 02:38:34
● 2026-05-10 11:24:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
skplasma.com	osf.skchemicals.com, osf2.skchemicals.com	2 records

✅ Authoritative Response

Server:168.154.160.5

NS records: osf.skchemicals.com, osf2.skchemicals.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skplasma.com (unsigned zone)

⏱️ Timing

Total: 756ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`168.154.172.154`
NS	2	`osf2.skchemicals.com, osf.skchemicals.com`
SOA	1	`osf.skchemicals.com hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (osf.skchemicals.com, osf2.skchemicals.com)

Analysis

Hierarchy

www.skplasma.com has skplasma.com as its parent.

IP Addresses

skplasma.com maps to IP address 168.154.172.154.

Other host names, for example, www.skplasma.com share IP numbers with skplasma.com.

Name Servers

Two name servers osf2.skchemicals.com and osf.skchemicals.com are delegated to skplasma.com.

skplasma.com uses the same name server configuration as other domains, such as skybon.com, skeurochemicals.com, mykm.co.kr, skchemicals.biz and skchemicals.co.kr.

Host names with a single IP address:

osf2.skchemicals.com points to 168.154.160.5

osf.skchemicals.com points to 168.154.160.4

skplasma.com - robtex.com

skplasma.com

com