semiopt.com - dns.ninja
semiopt.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 118.67.131.217🇰🇷 NBPAP-AS-AP118.67.128.0/19 NAVER business platform cloud service | ||||||
| NS | ns1.whoisdomain.kr ⭐ | ||||||
| A | 223.130.139.7🇰🇷 NBPAP-AS-AP223.130.128.0/19 NAVER business platform cloud service | ||||||
| NS | ns2.whoisdomain.kr | ||||||
| A | 211.188.57.152🇰🇷 NBPAP-AS-AP211.188.48.0/20 NAVER business platform cloud service | ||||||
| NS | ns3.whoisdomain.kr | ||||||
| A | 61.97.189.22🇰🇷 nhn-AS-KR61.97.176.0/20 NAVER business platform cloud service | ||||||
| NS | ns4.whoisdomain.kr | ||||||
| A | 219.251.156.134🇰🇷 GDNSKR-KR219.251.156.0/24 AS23600 | ||||||
| MX | mail.semiopt.com ⭐ | ||||||
| A | 211.115.64.90🇰🇷 DACOM-NET211.115.64.0/18 contact irani@rapitel.co.kr if necessary | ||||||
| PTR | trinity.whoismail.net | ||||||
| TXT | v=spf1 redirect=_spf.whoismail.net | ||||||
| SOA | ns1.whoisdomain.krhelp@whois.co.kr 2019-03-08 #1 | ||||||
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=1784926267 | ||||||
Subdomains
mail.semiopt.com |
Same first word
semiopt.com |
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.whoisdomain.kr2019-03-15 → 2026-07-24 · 2 obs
● 2026-07-24 21:09:00
●NSns2.whoisdomain.kr2019-03-15 → 2026-07-24 · 2 obs
● 2026-07-24 21:09:00
●NSns3.whoisdomain.kr2019-03-15 → 2026-07-24 · 2 obs
● 2026-07-24 21:09:00
●NSns4.whoisdomain.kr2019-03-15 → 2026-07-24 · 2 obs
● 2026-07-24 21:09:00
●MXmail.semiopt.com2019-03-15 → 2026-07-24 · 2 obs
● 2026-07-24 21:09:00
○A116.126.87.732019-03-15 → 2019-03-15 · 3 obs
○ 2026-03-12 12:10:52
○ 2026-07-24 21:09:00
●A118.67.131.2172026-03-12 → 2026-07-24 · 3 obs
● 2026-03-12 12:10:52
● 2026-07-24 21:09:00
🔍 DNS Trace
Analysis
Hierarchy
semiopt.com is the parent zone for mail.semiopt.com.
IP Addresses
semiopt.com points to a single IP number: 118.67.131.217.
Additional host names — hd.or.kr, bnetcom.net, seoulga.com and two others — share IP numbers with semiopt.com.
Name Servers
semiopt.com has four authoritative name servers: ns1.whoisdomain.kr, ns2.whoisdomain.kr, ns3.whoisdomain.kr and ns4.whoisdomain.kr.
semiopt.com partially shares its NS delegation with several other domains, including doumcompany.com, dominant-7.com, taesangkorea.com and two others.
The name servers dns1.yesnic.com, dns2.yesnic.com, dns3.yesnic.com and dns4.yesnic.com are often found in use alongside these name servers.
ns1.whoisdomain.kr, ns2.whoisdomain.kr, ns3.whoisdomain.kr and ns4.whoisdomain.kr each resolve to one IP address: ns1.whoisdomain.kr resolves to 223.130.139.7, ns2.whoisdomain.kr resolves to 211.188.57.152, ns3.whoisdomain.kr resolves to 61.97.189.22 and ns4.whoisdomain.kr resolves to 219.251.156.134.
Mail Servers
semiopt.com has one mail server: mail.semiopt.com.
mail.semiopt.com resolves to 211.115.64.90 and no other IP number.