ibstudy.co.kr - robtex.com
ibstudy.co.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 180.71.46.153🇰🇷 SKB-NET180.71.0.0/16 auto-generated route object for 180.71.0.0/16 | ||||||
| A | 180.71.46.154🇰🇷 SKB-NET180.71.0.0/16 auto-generated route object for 180.71.0.0/16 | ||||||
| NS | ns3.ibi.net ⭐ ⚠️ Not in zone NS records | ||||||
| A | 210.207.102.147🇰🇷 SHINSEGAE-AS210.207.102.0/24 AS9530 | ||||||
| NS | ns4.ibi.net ⚠️ Not in zone NS records | ||||||
| A | 210.207.102.134🇰🇷 SHINSEGAE-AS210.207.102.0/24 AS9530 | ||||||
| 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 ip4:180.71.46.153 ip4:180.71.46.154 ip4:180.71.46.158 ~all | ||||||
| SOA | ns3.ibi.nethostmaster@ibi.net serial=1770861173 | ||||||
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=2608070503 | ||||||
WOT: UNKNOWN (62/100)
Subdomains
www.ibstudy.co.kr |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXkr1-aspmx1.worksmobile.com2026-02-21 → 2026-08-06 · 5 obs
● 2026-03-26 23:11:34
○ 2026-03-30 17:37:52
● 2026-04-11 04:56:50
● 2026-08-06 21:31:12
●MXkr1-aspmx2.worksmobile.com2026-02-21 → 2026-08-06 · 5 obs
● 2026-03-26 23:11:34
○ 2026-03-30 17:37:52
● 2026-04-11 04:56:50
● 2026-08-06 21:31:12
●A180.71.46.1532026-02-21 → 2026-08-06 · 2 obs
● 2026-08-06 21:31:12
●A180.71.46.1542026-02-21 → 2026-08-06 · 2 obs
● 2026-08-06 21:31:12
🔍 DNS Trace
Analysis
Hierarchy
www.ibstudy.co.kr is delegated beneath ibstudy.co.kr.
IP Addresses
ibstudy.co.kr points to the IP addresses 180.71.46.153 and 180.71.46.154
Name Servers
DNS delegation for ibstudy.co.kr points to two name servers: ns3.ibi.net and ns4.ibi.net.
ibstudy.co.kr has the same name server delegation as a number of other domains, such as k-robot.co.kr, hanjingloballogis.com, s-09.com and two more.
There is at least partial name server overlap between ibstudy.co.kr and other domains — booyoungcc.co.kr, taebaek.net, kipa.org and two more among them.
ns3.ibi.net → 210.207.102.147 and ns4.ibi.net → 210.207.102.134: one IP number per host name.
Mail Servers
The MX records for ibstudy.co.kr point to two mail servers: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
ibstudy.co.kr has the same mail server arrangement as a number of other domains, for example kimjunggi.com, lsit.kr, asiambs.com and two more.
ibstudy.co.kr shares at least some of its mail servers with other domains — for example lukascorp.com, steelmeme.com, rhof.or.kr and two more.
Both kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com have a single IP address, 125.209.209.251, and share it.
Host names pointing to 125.209.209.251 IP addresses: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.