otbc.co.kr - robtex.com
otbc.co.kr
co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | g.dns.kr ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | c.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | d.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | e.dns.kr ⚠️ Not in parent delegation | ||||||
| NS | f.dns.kr ⚠️ Not in parent delegation | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2607110848 | ||||||
Subdomains
www.otbc.co.kr |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns-cloud-c1.googledomains.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●NSns-cloud-c2.googledomains.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●NSns-cloud-c3.googledomains.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●NSns-cloud-c4.googledomains.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●MXkr1-aspmx1.worksmobile.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●MXkr1-aspmx2.worksmobile.com2026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
●A34.160.148.502026-07-02 → 2026-07-11 · 2 obs
● 2026-07-11 18:16:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, b.dns.kr, f.dns.kr... | - |
| otbc.co.kr | ns-cloud-c3.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.36.108
NS records: ns-cloud-c3.googledomains.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for otbc.co.kr (unsigned zone)
⏱️ Timing
Total: 1469ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.160.148.50 |
| NS | 4 | ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com... |
| MX | 2 | kr1-aspmx2.worksmobile.com (pri: 20), kr1-aspmx1.worksmobile.com (pri: 10) |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
Hierarchy
www.otbc.co.kr is delegated beneath otbc.co.kr.
IP Addresses
otbc.co.kr has exactly one IP address — 34.160.148.50.
poi.co.kr, katco.co.kr, hjhj.org plus two other host names have IP numbers in common with otbc.co.kr.
Name Servers
Four name servers handle the delegation for otbc.co.kr: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
There is at least partial name server overlap between otbc.co.kr and other domains — familiacorrales.com, adnsur.com.ar, audioplus.audio and two more among them.
All four hostnames — ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-c1.googledomains.com to 216.239.32.108 and 2001:4860:4802:32::6c; ns-cloud-c2.googledomains.com to 216.239.34.108 and 2001:4860:4802:34::6c; ns-cloud-c3.googledomains.com to 216.239.36.108 and 2001:4860:4802:36::6c; ns-cloud-c4.googledomains.com to 216.239.38.108 and 2001:4860:4802:38::6c.
Mail Servers
otbc.co.kr uses two mail servers, kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
The mail server setup of otbc.co.kr matches that of other domains such as sleepspa.co.kr, hyorimfc.com, mhouseshop.com and two others.
At least some of the mail servers used by otbc.co.kr are shared with other domains: nextmarket.games, jajuwa.com, xm.co.kr and two others among them.
kr1-aspmx1.worksmobile.com directs to 125.209.209.251, as does kr1-aspmx2.worksmobile.com — both hostnames resolve to that one IP address.
kr1-aspmx1.worksmobile.com along with kr1-aspmx2.worksmobile.com each resolve to 125.209.209.251 IP addresses.