sk-on.com - robtex.com
sk-on.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 20.249.182.72🇰🇷 Microsoft20.192.0.0/10 | ||||||
| NS | ivory.yukong.co.kr ⭐ | ||||||
| A | 168.154.26.10🇰🇷 SKNET-AS168.154.0.0/16 Transit customer route announce | ||||||
| PTR | ivory.skasphalt.com | ||||||
| PTR | ivory.yukong.co.kr | ||||||
| NS | ns.sk-net.com | ||||||
| A | 168.154.224.50🇰🇷 SKNET-AS168.154.0.0/16 Transit customer route announce | ||||||
| PTR | ns.sk-net.com | ||||||
| MX | spmail.sk.com ⭐ | ||||||
| A | 210.211.67.80🇰🇷 SKNET-AS210.211.64.0/19 Transit customer route announce | ||||||
| PTR | spmail.sk.com | ||||||
| PTR | spmail.skplanet.com | ||||||
| PTR | spmail.birst.co.kr | ||||||
| PTR | spmail.skplanet.co.kr | ||||||
| TXT | _globalsign-domain-verification=zjjmupaS3N4rhmU7MeUB57tySrepU-2yrsSLJnqFbz | ||||||
| TXT | v=spf1 ip4:10.200.142.39 ip4:168.154.24.85 ip4:168.154.28.37 ip4:168.154.28.4... | ||||||
| TXT | MS=ms65400524 | ||||||
| SOA | ivory.yukong.co.kr1900503@partner.skcc.com 2021-09-29 #74 | ||||||
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.netnstld@verisign-grs.com serial=1778570291 | ||||||
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
●NSivory.yukong.co.kr2026-03-19 → 2026-05-12 · 3 obs
● 2026-03-19 05:50:10
● 2026-05-12 07:45:48
●NSns.sk-net.com2026-03-19 → 2026-05-12 · 3 obs
● 2026-03-19 05:50:10
● 2026-05-12 07:45:48
○NSns11.dnstool.net2015-08-20 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
○A103.28.248.12015-12-23 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
○A103.28.248.932015-12-23 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
○A14.63.226.1522015-08-20 → 2015-08-20 · 3 obs
○ 2026-03-19 05:50:10
○ 2026-05-12 07:45:48
○A149.126.74.932015-10-12 → 2015-10-16 · 5 obs
● 2015-10-12 01:50:30
● 2015-10-16 18:40:04
○ 2015-12-23 15:39:50
○ 2026-05-12 07:45:48
○A199.83.129.1502015-12-23 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
○A199.83.131.1502015-12-23 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
●A20.249.182.722026-03-19 → 2026-05-12 · 3 obs
● 2026-03-19 05:50:10
● 2026-05-12 07:45:48
○A45.64.64.2372015-12-23 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
○CNAME8wbox.x.incapdns.net2015-10-12 → 2015-10-16 · 5 obs
● 2015-10-12 01:50:30
● 2015-10-16 18:40:04
○ 2015-12-23 15:39:50
○ 2026-05-12 07:45:48
○CNAMEforward.dnstool.net2015-08-20 → 2015-12-23 · 4 obs
● 2015-12-23 15:39:50
○ 2016-03-31 04:54:18
○ 2026-05-12 07:45:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sk-on.com | ivory.yukong.co.kr, ns.sk-net.com | 1 record |
✅ Authoritative Response
Server:168.154.224.50
NS records: ivory.yukong.co.kr, ns.sk-net.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sk-on.com (unsigned zone)
⏱️ Timing
Total: 2328ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.249.182.72 |
| NS | 2 | ns.sk-net.com, ivory.yukong.co.kr |
| MX | 1 | spmail.sk.com (pri: 10) |
| TXT | 3 | v=spf1 ip4:10.200.142.39 ip4:168.154.24., MS=ms65400524... |
| SOA | 1 | ivory.yukong.co.kr 1900503.partner.skcc. |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns.sk-net.com)
Analysis
IP Addresses
sk-on.com resolves to one IP number: 20.249.182.72.
other host names including skzic.com, e-sk.com, skzic.co.kr, eslips.skcorp.com and sklubricants.com share IP numbers with sk-on.com.
Name Servers
sk-on.com is delegated to two name servers ns.sk-net.com and ivory.yukong.co.kr.
sk-on.com shares the same name server setup as other domains, for instance ymacebill.com, sklubricants.co.kr, skgms.com, yubase.com and zic.lt.
sk-on.com at least partially shares name servers with other domains, for instance busanes.com, 0.97.61.in-addr.arpa, 204.235.203.in-addr.arpa, huvis.com and pajues.com.
these name servers are commonly used with the name servers ns.skcc.com, skcc_dns_p.skcc.com, ns1.skens.com, ns.skc.co.kr, dns.sk-materials.com, ns.huvis.com, ns.skholdings.co.kr and 168.154.224.50.
Host names with one IP number:
ns.sk-net.com points to 168.154.224.50
ivory.yukong.co.kr points to 168.154.26.10
Mail Servers
sk-on.com is handled by a single mail server, spmail.sk.com.
sk-on.com shares the same mail server setup as other domains, for instance sktelecom.com, skplanet.co.kr, skchemicals.com, skecoplant.com and happynarae.co.kr.
sk-on.com shares at least partially some mail servers with other domains, including sktelink.com, skshieldus.com and skpetrochemical.com.
spmail.sk.com resolves to IP 210.211.67.80.