kosfa.com - dns.ninja
kosfa.com
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=1785688897 | ||||||
Subdomains
webmail.kosfa.com |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.biznine.kr2015-08-21 → 2026-08-02 · 2 obs
● 2026-08-02 16:42:42
●NSns1.bizwon.kr2026-02-26 → 2026-08-02 · 3 obs
● 2026-02-26 15:35:54
● 2026-08-02 16:42:42
●NSns2.bizwon.kr2026-02-26 → 2026-08-02 · 3 obs
● 2026-02-26 15:35:54
● 2026-08-02 16:42:42
○MXkosfa.bizmeka.com2015-08-21 → 2018-12-09 · 4 obs
● 2018-12-09 14:01:02
○ 2026-02-26 15:35:54
○ 2026-08-02 16:42:42
●MXmx01.mailplug.com2026-02-26 → 2026-08-02 · 3 obs
● 2026-02-26 15:35:54
● 2026-08-02 16:42:42
●MXmx02.mailplug.com2026-02-26 → 2026-08-02 · 3 obs
● 2026-02-26 15:35:54
● 2026-08-02 16:42:42
●A175.119.156.2482015-08-21 → 2026-08-02 · 2 obs
● 2026-08-02 16:42:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| kosfa.com | ns1.bizwon.kr, ns2.bizwon.kr | - |
✅ Authoritative Response
Server:175.119.156.232
NS records: ns1.bizwon.kr, ns2.bizwon.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kosfa.com (unsigned zone)
⏱️ Timing
Total: 2666ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 175.119.156.248 |
| NS | 1 | ns1.biznine.kr |
| MX | 2 | mx02.mailplug.com (pri: 20), mx01.mailplug.com (pri: 10) |
| TXT | 1 | v=spf1 mx include:mailplug.com ~all |
| SOA | 1 | ns1.biznine.kr root.biznine.kr |
Analysis
Hierarchy
The domain webmail.kosfa.com falls under the parent kosfa.com.
IP Addresses
kosfa.com points to a single IP number: 175.119.156.248.
Additional host names — kms246.bizwon.co.kr, skauto.co.kr, anyhot.net and two others — share IP numbers with kosfa.com.
Name Servers
DNS for kosfa.com is handled by three authoritative name servers: ns1.biznine.kr, ns1.bizwon.kr and ns2.bizwon.kr.
At least some of kosfa.com's name servers are shared with other domains, for example tisecurity.co.kr, khsc.kr, hitecsc.com and two more.
These name servers tend to be used in conjunction with the name servers ns2.biznine.kr.
ns1.biznine.kr, ns1.bizwon.kr and ns2.bizwon.kr each resolve to one IP address: ns1.biznine.kr and ns1.bizwon.kr both point to 175.119.156.232, while ns2.bizwon.kr points to 175.119.156.240.
Host names pointing to 175.119.156.232 IP addresses: ns1.biznine.kr and ns1.bizwon.kr.
Mail Servers
kosfa.com has two mail servers: mx01.mailplug.com and mx02.mailplug.com.
kosfa.com shares the same mail server setup as other domains, including charmcare.com, cerath.co.kr, shalomcustoms.com and two others.
kosfa.com overlaps on mail servers with several other domains, for example juneinter.com, lacuzin.com, onrikorea.com and encocns.com.
Host names with 6 IP numbers:
mx01.mailplug.com has IP addresses 121.156.118.202, 121.156.118.204 and 121.156.118.213, plus 3 other.
Host names with two IP numbers:
mx02.mailplug.com has two IP addresses: 223.26.214.9 and 223.26.214.10.