cnnodong.net - robtex.com
cnnodong.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.139.49.8🇰🇷 SKB-NET221.138.0.0/15 SK Broadband | ||||||
| NS | ns1.aramschool.co.kr ⭐ | ||||||
| NS | ns1.jungsoft.kr ⚠️ Not in zone NS records | ||||||
| A | 221.139.49.17🇰🇷 SKB-NET221.138.0.0/15 SK Broadband | ||||||
| NS | ns2.jungsoft.kr ⚠️ Not in zone NS records | ||||||
| A | 121.125.73.38🇰🇷 SKB-NET121.125.0.0/16 SK Broadband | ||||||
| MX | kr1-aspmx1.worksmobile.com ⭐ | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| MX | kr1-aspmx2.worksmobile.com(20) | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| TXT | v=spf1 mx include:spf.ecounterp.com ~all | ||||||
| SOA | ns1.aramschool.co.krsupport@aramschool.co.kr 2025-12-26 #26 | ||||||
net
| 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=1786684179 | ||||||
DNS History
6 records (6 active, 0 former)
●NSns1.aramschool.co.kr2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
●NSns1.jungsoft.kr2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
●NSns2.jungsoft.kr2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
●MXkr1-aspmx1.worksmobile.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
●MXkr1-aspmx2.worksmobile.com2026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
●A221.139.49.82026-08-14 → 2026-08-14 · 2 obs
● 2026-08-14 05:11:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| cnnodong.net | ns1.jungsoft.kr, ns2.jungsoft.kr | - |
✅ Authoritative Response
Server:121.125.73.38
NS records: ns1.jungsoft.kr, ns2.jungsoft.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cnnodong.net (unsigned zone)
⏱️ Timing
Total: 1586ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.139.49.8 |
| MX | 2 | kr1-aspmx2.worksmobile.com (pri: 20), kr1-aspmx1.worksmobile.com (pri: 10) |
| TXT | 1 | v=spf1 mx include:spf.ecounterp.com ~all |
| SOA | 1 | ns1.aramschool.co.kr support.aramschool. |
Analysis
IP Addresses
cnnodong.net has exactly one IP address — 221.139.49.8.
mediark.kr, okshinan.com, xn--v92b15bw1doa49d.net plus two other host names have IP numbers in common with cnnodong.net.
Name Servers
The authoritative name servers for cnnodong.net are ns1.jungsoft.kr, ns2.jungsoft.kr and ns1.aramschool.co.kr — three in total.
There is at least partial name server overlap between cnnodong.net and other domains — hakmun.co.kr, kaips.or.kr, bsenm.com and two more among them.
These name servers regularly appear alongside ns2.aramschool.co.kr, ns1.nurihosting.com, ns1.srcmall.co.kr and 7 other name servers in NS record sets.
ns1.jungsoft.kr → 221.139.49.17 and ns2.jungsoft.kr → 121.125.73.38: one IP number per host name.
Mail Servers
cnnodong.net uses two mail servers, kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
The mail server setup of cnnodong.net matches that of other domains such as shezpet.com, songitex.com, c-cash.io and two others.
At least some of the mail servers used by cnnodong.net are shared with other domains: cowon.co.kr, celluv.com, sandfactory.co.kr and two others among them.
kr1-aspmx1.worksmobile.com resolves to 125.209.209.251; kr1-aspmx2.worksmobile.com resolves to the same IP address, 125.209.209.251.
Both kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com resolve to 125.209.209.251 IP addresses each.