careermooc.com - robtex.com
careermooc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.32.249.184🇯🇵 AS-VULTR45.32.248.0/21 Vultr Assigned Prefix | ||||||
| PTR | 45.32.249.184.vultrusercontent.com | ||||||
| NS | ns1.gabia.co.kr ⭐ | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| NS | ns.gabia.co.kr | ||||||
| A | 43.201.170.100🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com | ||||||
| NS | ns.gabia.net | ||||||
| A | 121.78.117.39🇰🇷 GABIA-AS-KR121.78.117.0/24 Transit customer route announce | ||||||
| PTR | ns1.gabia.co.kr | ||||||
| A | 211.234.124.90🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary | ||||||
| MX | careermooc.com ⭐ | ||||||
| A | 45.32.249.184🇯🇵 AS-VULTR45.32.248.0/21 Vultr Assigned Prefix | ||||||
| PTR | 45.32.249.184.vultrusercontent.com | ||||||
| TXT | v=spf1 include:_spf.careermooc.com ip4:45.32.249.184 +all | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2021-04-26 #11 | ||||||
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=1785171027 | ||||||
MX for
careermooc.com |
Same first word
careermooc.com |
DNS History
6 records (5 active, 1 former)
●NSns.gabia.co.kr2019-12-18 → 2026-07-27 · 2 obs
● 2026-07-27 17:16:36
●NSns1.gabia.co.kr2019-12-18 → 2026-07-27 · 2 obs
● 2026-07-27 17:16:36
●MXcareermooc.com2026-03-24 → 2026-07-27 · 2 obs
● 2026-07-27 17:16:36
○A167.179.96.42019-12-18 → 2019-12-18 · 3 obs
○ 2026-03-24 14:37:44
○ 2026-07-27 17:16:36
●A45.32.249.1842026-03-24 → 2026-07-27 · 3 obs
● 2026-03-24 14:37:44
● 2026-07-27 17:16:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| careermooc.com | ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net | - |
✅ Authoritative Response
Server:121.78.117.39
NS records: ns.gabia.co.kr, ns1.gabia.co.kr, ns.gabia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for careermooc.com (unsigned zone)
⏱️ Timing
Total: 1109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.32.249.184 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 1 | careermooc.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.careermooc.com ip4:4 |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
Mail Server Role
The MX record for careermooc.com points back to careermooc.com — it is its own mail server.
IP Addresses
careermooc.com directs to one IP number, which is 45.32.249.184.
Name Servers
Three name servers are authoritative for careermooc.com: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
careermooc.com has at least partial name server overlap with other domains, such as jongohpark.pe.kr, songsuk.com, excelnote.com and two others.
It is common to find these name servers paired with the name servers ns1.gabia.net.
Hosts with two IP numbers each:
ns.gabia.net maps to two IP addresses — 121.78.117.39 and 211.234.124.90.
Hosts that resolve to one IP address:
ns1.gabia.co.kr points to the IP address 20.200.205.248.
ns.gabia.co.kr points to the IP address 43.201.170.100.
Mail Servers
The MX record for careermooc.com points to a single mail server: careermooc.com.
There is one IP number for careermooc.com: 45.32.249.184.