nas2.sinu.tech - robtex.com
nas2.sinu.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.171.161.133🇰🇷 DACOM-NET211.171.0.0/16 | ||||||
| PTR | mail.sinutech.kr | ||||||
sinu.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.111.161.188🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | ns1.whoisdomain.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns1.yesnic.com ⚠️ Not in zone NS records | ||||||
| NS | dns2.yesnic.com ⚠️ Not in zone NS records | ||||||
| NS | dns3.yesnic.com ⚠️ Not in zone NS records | ||||||
| NS | dns4.yesnic.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.whoisdomain.kr ⚠️ Not in parent delegation | ||||||
| NS | ns3.whoisdomain.kr ⚠️ Not in parent delegation | ||||||
| NS | ns4.whoisdomain.kr ⚠️ Not in parent delegation | ||||||
| MX | sinu-tech.mail.protection.outlook.com ⭐ | ||||||
| TXT | yf5dyfhrck4phqhswh3t5c4m3nwznbw6 | ||||||
| TXT | _uifqynw80ag2if8tsfzdvvruzpwpulx | ||||||
| TXT | v=spf1 ip4:203.254.240.158 ip4:211.220.122.187 include:spf.protection.outlook... | ||||||
| SOA | ns1.whoisdomain.krhelp@whois.co.kr 2018-09-05 #1 | ||||||
NS for
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A211.171.161.1332026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 14:47:44
● 2026-03-22 23:18:48
● 2026-03-22 23:18:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns10.trs-dns.org, ns10.trs-dns.info, ns01.trs-dns.com, ns01.trs-dns.net | 8 records |
| sinu.tech | dns2.yesnic.com, dns4.yesnic.com, dns1.yesnic.com, dns3.yesnic.com | - |
✅ Authoritative Response
Server:223.130.139.7
NS records: dns2.yesnic.com, dns4.yesnic.com, dns1.yesnic.com, dns3.yesnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sinu.tech (unsigned zone)
⏱️ Timing
Total: 957ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.171.161.133 |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)
Analysis
Name Server Role
nas2.sinu.tech serves as the name server for sinutech.kr.
Commonly, ns.sinutech.kr and nas1.sinu.tech act as name servers along with nas2.sinu.tech.
Mail Server Role
nas2.sinu.tech serves as the mail server for sinutech.kr.
IP Addresses
nas2.sinu.tech points to a single IP address: 211.171.161.133.
Other host names, for instance 286.at, share IP numbers with nas2.sinu.tech.