`etfschool.com`

DNSSEC	⚠️ Not signed
A	75.2.85.42^{🇺🇸 Amazon75.2.80.0/20}
		PTR	`a4c6c51f8b10d0080.awsglobalaccelerator.com`
A	99.83.196.71^{🇺🇸 Amazon99.83.192.0/20}
NS	`ns1.hosting.co.kr` ⭐
		A	121.254.170.11^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns2.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
NS	`ns3.hosting.co.kr`
		A	121.254.170.12^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
NS	`ns4.hosting.co.kr`
		A	43.201.141.93^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
			PTR	`ec2-43-201-141-93.ap-northeast-2.compute.amazonaws.com`
SOA	`ns1.hosting.co.kr`admin@etfschool.com serial=3

`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=1777274316

Same first word

etfschool.com

Similar names

schoefolt.com

techfools.com

chloesoft.com

tfeschool.com

cheftools.com.sa

foolstech.com

fechtools.com

cheftools.de

chefstool.com

cheftools.com

toolchefs.com

cheftools.co.uk

DNS History

13 records (6 active, 7 former)

○NSno-dyn-updates.san.yahoo.com2015-07-16 → 2018-08-21 · 4 obs

● 2015-07-16 13:37:18
● 2018-08-21 08:45:56
○ 2026-02-24 16:48:00
○ 2026-04-27 07:40:52

●NSns1.hosting.co.kr2026-02-24 → 2026-04-27 · 3 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-04-27 07:40:52

●NSns2.hosting.co.kr2026-02-24 → 2026-04-27 · 3 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-04-27 07:40:52

●NSns3.hosting.co.kr2026-02-24 → 2026-04-27 · 3 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-04-27 07:40:52

●NSns4.hosting.co.kr2026-02-24 → 2026-04-27 · 3 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-04-27 07:40:52

○NSyns1.yahoo.com2015-07-16 → 2018-08-21 · 4 obs

● 2015-07-16 13:37:18
● 2018-08-21 08:45:56
○ 2026-02-24 16:48:00
○ 2026-04-27 07:40:52

○NSyns2.yahoo.com2015-07-16 → 2018-08-21 · 4 obs

● 2015-07-16 13:37:18
● 2018-08-21 08:45:56
○ 2026-02-24 16:48:00
○ 2026-04-27 07:40:52

○MXmx-biz.mail.am0.yahoodns.net2015-07-16 → 2018-08-21 · 4 obs

● 2015-07-16 13:37:18
● 2018-08-21 08:45:56
○ 2026-02-24 16:48:00
○ 2026-04-27 07:40:52

○A67.195.197.752018-08-21 → 2018-08-21 · 4 obs

○ 2016-12-07 00:21:22
● 2018-08-21 08:45:56
○ 2026-02-24 16:48:00
○ 2026-04-27 07:40:52

●A75.2.85.422026-02-24 → 2026-04-27 · 5 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-03-07 21:42:46
○ 2026-04-10 17:04:02
● 2026-04-27 07:40:52

○A98.139.135.1292015-11-16 → 2016-12-07 · 5 obs

○ 2015-07-16 13:37:18
● 2015-11-16 06:45:24
● 2016-12-07 00:21:22
○ 2018-08-21 08:45:56
○ 2026-04-27 07:40:52

○A98.139.135.1982015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 13:37:18
○ 2015-11-16 06:45:24
○ 2026-04-27 07:40:52

●A99.83.196.712026-02-24 → 2026-04-27 · 5 obs

○ 2018-08-21 08:45:56
● 2026-02-24 16:48:00
● 2026-03-07 21:42:46
○ 2026-04-10 17:04:02
● 2026-04-27 07:40:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
etfschool.com	ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr	-

✅ Authoritative Response

Server:43.201.141.93

NS records: ns2.hosting.co.kr, ns1.hosting.co.kr, ns3.hosting.co.kr, ns4.hosting.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for etfschool.com (unsigned zone)

⏱️ Timing

Total: 1096ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`75.2.85.42, 99.83.196.71`
NS	4	`ns1.hosting.co.kr, ns2.hosting.co.kr...`
SOA	1	`ns1.hosting.co.kr admin.etfschool.com`

Analysis

IP Addresses

etfschool.com resolves to two IP numbers: 75.2.85.42 and 99.83.196.71.

other host names including ansimmall.com, yrg.kr, gemmil.net, xn--vk1bq64d.com and dns5.kr share IP numbers with etfschool.com.

Name Servers

etfschool.com is delegated to four name servers: ns1.hosting.co.kr, ns2.hosting.co.kr, ns3.hosting.co.kr and ns4.hosting.co.kr.

etfschool.com at least partially shares name servers with other domains, for instance appbuilder.me, bioportal.net, moskorea.com, googleapps.co.kr and metacat.net.