koredutech.com - robtex.com
koredutech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.175.63.135🇰🇷 KT-NET112.168.0.0/13 | ||||||
| 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 | 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 include:spf.worksmobile.com ~all | ||||||
| SOA | ns.gabia.co.krhosting@gabia.com 2023-02-14 #16 | ||||||
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=1777101131 | ||||||
Subdomains
www.koredutech.com |
Same first word
koredutech.com |
DNS History
6 records (6 active, 0 former)
●NSns.gabia.co.kr2026-03-03 → 2026-04-25 · 2 obs
● 2026-04-25 07:15:04
●NSns1.gabia.co.kr2026-03-03 → 2026-04-25 · 2 obs
● 2026-04-25 07:15:04
●MXkr1-aspmx1.worksmobile.com2026-03-03 → 2026-04-25 · 2 obs
● 2026-04-25 07:15:04
●MXkr1-aspmx2.worksmobile.com2026-03-03 → 2026-04-25 · 2 obs
● 2026-04-25 07:15:04
●A112.175.63.1352026-03-03 → 2026-04-25 · 2 obs
● 2026-04-25 07:15:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| koredutech.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 koredutech.com (unsigned zone)
⏱️ Timing
Total: 542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.175.63.135 |
| NS | 3 | ns.gabia.co.kr, ns1.gabia.co.kr... |
| MX | 2 | kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.worksmobile.com ~all |
| SOA | 1 | ns.gabia.co.kr hosting.gabia.com |
Analysis
Hierarchy
www.koredutech.com is a child of koredutech.com.
IP Addresses
koredutech.com resolves to one IP number: 112.175.63.135.
Other host names, for example www.koredutech.com, share IP numbers with koredutech.com.
Name Servers
koredutech.com is delegated to three name servers: ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.
koredutech.com at least partially shares name servers with other domains, including dhbook.com, artisthouse.co.kr, kicksb.com, hifi.co.kr and tire-people.com.
These name servers are commonly used with ns1.gabia.net, ns.gabia.co.kr.dhbook.com and ns.gabia.co.kr.kicksb.com.
Host names with two IP numbers:
ns.gabia.net points to: 121.78.117.39 and 211.234.124.90.
Host names with one IP number:
ns1.gabia.co.kr points to: 20.200.205.248.
ns.gabia.co.kr points to: 43.201.170.100.
Mail Servers
koredutech.com is served by two mail servers kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
koredutech.com shares the same mail server setup as other domains, for instance avion.co.kr, 0625.co.kr, artntip.com, decu.co.kr and serumkind.com.
koredutech.com shares at least some mail servers with other domains, for example cleanict.or.kr, gana2.com, visionart.kr, heartpeople.co.kr and hotelthemark.co.kr.
Host names with a single IP number:
The host name kr1-aspmx1.worksmobile.com points to 125.209.209.251.
The host name kr1-aspmx2.worksmobile.com points to 125.209.209.251.
Host names pointing to 125.209.209.251: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.