`1stworld.com`

DNSSEC	⚠️ Not signed
A	121.254.178.231^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns2.domainca.com` ⭐
		A	20.200.205.248^{🇰🇷 Microsoft20.192.0.0/10}
NS	`ns.domainca.com`
		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`
SOA	`ns.domainca.com`root@domainca.com serial=1534398602

`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=1778694006

Same first word

1stworld.com

1stworld.de

Similar names

world1st.com

DNS History

7 records (3 active, 4 former)

●NSns.domainca.com2015-05-22 → 2026-05-13 · 3 obs

○ 2008-03-20 13:40:58
● 2015-05-22 16:28:46
● 2026-05-13 17:50:08

●NSns2.domainca.com2015-05-22 → 2026-05-13 · 3 obs

○ 2008-03-20 13:40:58
● 2015-05-22 16:28:46
● 2026-05-13 17:50:08

○A121.254.178.2302020-01-25 → 2020-01-25 · 4 obs

○ 2017-02-10 04:36:56
● 2020-01-25 21:10:36
○ 2026-02-21 19:55:24
○ 2026-05-13 17:50:08

●A121.254.178.2312026-02-21 → 2026-05-13 · 3 obs

○ 2020-01-25 21:10:36
● 2026-02-21 19:55:24
● 2026-05-13 17:50:08

○A121.254.178.2372015-10-21 → 2017-02-10 · 5 obs

○ 2008-03-20 13:40:58
● 2015-10-21 02:46:02
● 2017-02-10 04:36:56
○ 2020-01-25 21:10:36
○ 2026-05-13 17:50:08

○A211.106.65.1112015-05-22 → 2015-05-22 · 4 obs

○ 2008-03-20 13:40:58
● 2015-05-22 16:28:46
○ 2015-10-21 02:46:02
○ 2026-05-13 17:50:08

○A211.106.65.1122015-05-22 → 2015-05-22 · 4 obs

○ 2008-03-20 13:40:58
● 2015-05-22 16:28:46
○ 2015-10-21 02:46:02
○ 2026-05-13 17:50:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
1stworld.com	ns.domainca.com, ns2.domainca.com	2 records

✅ Authoritative Response

Server:121.78.117.39

NS records: ns.domainca.com, ns2.domainca.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 1stworld.com (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.254.178.231`
NS	2	`ns.domainca.com, ns2.domainca.com`
SOA	1	`ns.domainca.com root.domainca.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.domainca.com, ns2.domainca.com)

Analysis

IP Addresses

1stworld.com points to a single IP number: 121.254.178.231.

Other host names, for instance likecity.com, tradeland.com, compasskorea.com, coachingn.com and philleather.com share IP numbers with 1stworld.com.

Name Servers

1stworld.com is delegated to two name servers: ns2.domainca.com and ns.domainca.com.

1stworld.com uses the same name server setup as other domains, for instance chview.com, mumpay.com, mobilecinema.com, comesys.com and korlife.net.

1stworld.com partially shares name servers with other domains, for instance 25pharm.co.kr.

Host names with one IP number:

ns2.domainca.com points to: 20.200.205.248.

ns.domainca.com points to: 43.201.170.100.

1stworld.com - robtex.com

1stworld.com

com