rtnc.kr - dns.ninja
rtnc.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.111.182.250🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | rtnc.kr ⭐ | ||||||
| A | 183.111.182.250🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM | ||||||
| NS | ns.gethompy.com ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns.rtnc.kr ⚠️ Not in parent delegation | ||||||
| A | 218.145.65.143🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns1.gethompy.com ⚠️ Not in zone NS records | ||||||
| A | 116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns1.rtnc.kr ⚠️ Not in parent delegation | ||||||
| A | 116.126.143.226🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns2.gethompy.com ⚠️ Not in zone NS records | ||||||
| A | 218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns2.rtnc.kr ⚠️ Not in parent delegation | ||||||
| A | 218.145.65.144🇰🇷 KT-NET218.144.0.0/13 KORnet Powered BY Korea Telecom | ||||||
| NS | ns3.gethompy.com ⚠️ Not in zone NS records | ||||||
| A | 116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| NS | ns3.rtnc.kr ⚠️ Not in parent delegation | ||||||
| A | 116.126.143.225🇰🇷 SKB-NET116.126.0.0/16 SK Broadband | ||||||
| MX | aspmx.daum.net ⭐ | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| MX | rmw-002.fmcity.com ⭐ | ||||||
| A | 211.34.104.37🇰🇷 KT-NET211.34.104.0/24 | ||||||
| PTR | rmw-002.fmcity.com | ||||||
| MX | alt.aspmx.daum.net(20) | ||||||
| A | 121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao | ||||||
| TXT | worksmobile.certification.anwlp9meih2fwjqvah.nsfnqr8cygz7nf.eyfejsj3t | ||||||
| TXT | v=spf1 ip4:211.34.104.37 ~all | ||||||
| SOA | rtnc.krpostmaster@rtnc.kr serial=20231030 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2608090648 | ||||||
NS for
rtnc.kr |
Subdomains
Same first word
Similar names
DNS History
13 records (13 active, 0 former)
●NSns.gethompy.com2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns.rtnc.kr2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns1.gethompy.com2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns1.rtnc.kr2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns2.gethompy.com2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns2.rtnc.kr2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns3.gethompy.com2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSns3.rtnc.kr2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●NSrtnc.kr2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●MXalt.aspmx.daum.net2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●MXrmw-002.fmcity.com2026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
●A183.111.182.2502026-03-14 → 2026-08-09 · 2 obs
● 2026-08-09 07:30:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | - |
| rtnc.kr | ns1.gethompy.com, ns2.gethompy.com, ns3.gethompy.com, ns.gethompy.com | - |
✅ Authoritative Response
Server:116.126.143.226
NS records: ns1.gethompy.com, ns2.gethompy.com, ns3.gethompy.com, ns.gethompy.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtnc.kr (unsigned zone)
⏱️ Timing
Total: 4635ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.111.182.250 |
| NS | 4 | ns3.rtnc.kr, ns2.rtnc.kr... |
| MX | 3 | ALT.ASPMX.daum.net (pri: 20), rmw-002.fmcity.com (pri: 10)... |
| TXT | 2 | v=spf1 ip4:211.34.104.37 ~all, worksmobile.certification.anwlp9meih2fwj |
| SOA | 1 | rtnc.kr postmaster.rtnc.kr |
Analysis
Hierarchy
rtnc.kr serves as the parent of ns.rtnc.kr, ns1.rtnc.kr, ns2.rtnc.kr and ns3.rtnc.kr.
Name Server Role
The NS records for rtnc.kr point back to rtnc.kr itself.
ns1.gethompy.com, ns2.gethompy.com and ns3.gethompy.com are often grouped with rtnc.kr to function as name servers.
IP Addresses
rtnc.kr resolves to just one IP address, 183.111.182.250.
Two other host names, along with babysitternet.co.kr, everclass.net and massagenara.com, also share IP numbers with rtnc.kr.
Name Servers
DNS for rtnc.kr is delegated to 9 name servers: rtnc.kr, ns1.gethompy.com, ns2.gethompy.com plus 6 other.
rtnc.kr has at least partial name server overlap with other domains, such as mset.co.kr, hongtaro.com, divella.co.kr and two others.
It is common to find these name servers paired with the name servers ns.gethompy.com.
Host names that point to one IP address:
The hostname rtnc.kr resolves to 183.111.182.250.
The hostname ns1.gethompy.com resolves to 116.126.143.226.
The hostname ns2.gethompy.com resolves to 218.145.65.144.
The hostname ns3.gethompy.com resolves to 116.126.143.225.
The hostname ns.gethompy.com resolves to 218.145.65.143.
The hostname ns1.rtnc.kr resolves to 116.126.143.226.
The hostname ns2.rtnc.kr resolves to 218.145.65.144.
The hostname ns3.rtnc.kr resolves to 116.126.143.225.
The hostname ns.rtnc.kr resolves to 218.145.65.143.
ns1.gethompy.com along with ns1.rtnc.kr each resolve to 116.126.143.226 IP addresses.
ns2.gethompy.com along with ns2.rtnc.kr each resolve to 218.145.65.144 IP addresses.
ns3.gethompy.com along with ns3.rtnc.kr each resolve to 116.126.143.225 IP addresses.
ns.gethompy.com along with ns.rtnc.kr each resolve to 218.145.65.143 IP addresses.
Mail Servers
rtnc.kr has three mail servers: rmw-002.fmcity.com, aspmx.daum.net and alt.aspmx.daum.net.
There is at least a partial MX overlap between rtnc.kr and other domains, including daeatdiet.com, celuvtv.co.kr, officecon.co.kr and two others.
Each of rmw-002.fmcity.com, aspmx.daum.net and alt.aspmx.daum.net resolves to one IP address: rmw-002.fmcity.com to 211.34.104.37, and both aspmx.daum.net and alt.aspmx.daum.net to 121.53.85.23.
aspmx.daum.net along with alt.aspmx.daum.net each resolve to 121.53.85.23 IP addresses.