gnbcore.com - dns.ninja

`gnbcore.com`

DNSSEC	⚠️ Not signed
NS	`ns1.gabia.co.kr` ⭐ ⚠️ Not in parent delegation
		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}
NS	`ns.gnbcore.com` ⚠️ Not in zone NS records
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`
SOA	`ns.gabia.co.kr`hosting@gabia.com 2018-11-01 #15

`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.net`nstld@verisign-grs.com serial=1782581870

Same first word

gnbcore.com

Similar names

conberg.de

brengco.com

grebcon.de

grebcon.com

conberg.nl

cbogner.com

DNS History

14 records (6 active, 8 former)

○NSns-1243.awsdns-27.org2015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

○NSns-1537.awsdns-00.co.uk2015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

○NSns-372.awsdns-46.com2015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

○NSns-979.awsdns-58.net2015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

●NSns.gabia.co.kr2015-12-18 → 2026-06-27 · 3 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2026-06-27 17:58:54

○NSns.gabia.co.kr.gnbcore.com2015-12-18 → 2017-09-24 · 5 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2017-09-24 21:31:44
○ 2026-03-03 23:57:32
○ 2026-06-27 17:58:54

●NSns.gabia.net2015-12-18 → 2026-06-27 · 3 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2026-06-27 17:58:54

●NSns.gnbcore.com2026-03-03 → 2026-06-27 · 3 obs

○ 2017-09-24 21:31:44
● 2026-03-03 23:57:32
● 2026-06-27 17:58:54

●NSns1.gabia.co.kr2015-12-18 → 2026-06-27 · 3 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2026-06-27 17:58:54

●MXkr1-aspmx1.worksmobile.com2015-12-18 → 2026-06-27 · 3 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2026-06-27 17:58:54

●MXkr1-aspmx2.worksmobile.com2015-12-18 → 2026-06-27 · 6 obs

○ 2015-10-20 16:52:54
● 2015-12-18 01:51:38
● 2016-11-27 05:37:08
○ 2017-09-24 21:31:44
● 2026-03-03 23:57:32
● 2026-06-27 17:58:54

○MXmail.gobizmail.com2015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

○A218.234.206.22017-09-24 → 2017-09-24 · 4 obs

○ 2015-12-18 01:51:38
● 2017-09-24 21:31:44
○ 2026-03-03 23:57:32
○ 2026-06-27 17:58:54

○A54.238.174.1622015-05-29 → 2015-10-20 · 4 obs

● 2015-05-29 16:03:48
● 2015-10-20 16:52:54
○ 2015-12-18 01:51:38
○ 2026-06-27 17:58:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gnbcore.com	ns1.gabia.co.kr, ns.gabia.net, ns.gnbcore.com	1 record

✅ Authoritative Response

Server:20.200.205.248

NS records: ns1.gabia.co.kr, ns.gabia.net, ns.gnbcore.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gnbcore.com (unsigned zone)

⏱️ Timing

Total: 4148ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns.gabia.co.kr, ns1.gabia.co.kr...`
MX	2	`kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20)`
SOA	1	`ns.gabia.co.kr hosting.gabia.com`

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns.gnbcore.com)

Analysis

Name Servers

gnbcore.com has four authoritative name servers: ns.gnbcore.com, ns.gabia.net, ns1.gabia.co.kr and ns.gabia.co.kr.

gnbcore.com has at least partial name server overlap with other domains, such as sejin.biz, navienhouse.com, smartforest.net and two others.

It is common to find these name servers paired with the name servers ns1.gabia.net.

Host names with two IP numbers:

ns.gabia.net resolves to 121.78.117.39 and 211.234.124.90.

Host names pointing to a single IP address:

ns1.gabia.co.kr resolves to 20.200.205.248.

ns.gabia.co.kr resolves to 43.201.170.100.

Mail Servers

gnbcore.com has two mail servers: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.

gnbcore.com shares the same mail server setup as other domains, including insideobject.com, petzzi.com, dawonbro.com and two others.

gnbcore.com shares mail servers — at least in part — with other domains, including wrpmc.com, chjitrucks.com, meconomics.co.kr and two others.

kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com each point to one IP address — 125.209.209.251.

The host names kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com both resolve to 125.209.209.251 IP addresses.