`sktelecom-insight.com`

DNSSEC	⚠️ Not signed
A	43.203.78.131^{🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix}
		PTR	`ec2-43-203-78-131.ap-northeast-2.compute.amazonaws.com`
A	52.78.185.186^{🇰🇷 Amazon52.78.0.0/16 EC2 ICN prefix}
NS	`ns-1847.awsdns-38.co.uk` ⭐
		A	2600:9000:5307:3700::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1847.awsdns-38.co.uk`
		A	205.251.199.55^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1847.awsdns-38.co.uk`
NS	`ns-1316.awsdns-36.org`
		A	2600:9000:5305:2400::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1316.awsdns-36.org`
		A	205.251.197.36^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1316.awsdns-36.org`
NS	`ns-423.awsdns-52.com`
		A	2600:9000:5301:a700::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-423.awsdns-52.com`
		A	205.251.193.167^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-423.awsdns-52.com`
NS	`ns-661.awsdns-18.net`
		A	2600:9000:5302:9500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-661.awsdns-18.net`
		A	205.251.194.149^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-661.awsdns-18.net`
SOA	`ns-1847.awsdns-38.co.uk`awsdns-hostmaster@amazon.com serial=1

`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=1778375186

Same first word

sktelecom-insight.com

DNS History

15 records (6 active, 9 former)

○NSgate.sktelecom.com2017-08-13 → 2017-08-13 · 3 obs

● 2017-08-13 07:24:04
○ 2026-02-17 15:31:08
○ 2026-05-10 01:34:28

○NSgate2.sktelecom.com2017-08-13 → 2017-08-13 · 3 obs

● 2017-08-13 07:24:04
○ 2026-02-17 15:31:08
○ 2026-05-10 01:34:28

●NSns-1316.awsdns-36.org2026-02-17 → 2026-05-10 · 3 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
● 2026-05-10 01:34:28

●NSns-1847.awsdns-38.co.uk2026-02-17 → 2026-05-10 · 3 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
● 2026-05-10 01:34:28

●NSns-423.awsdns-52.com2026-02-17 → 2026-05-10 · 3 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
● 2026-05-10 01:34:28

●NSns-661.awsdns-18.net2026-02-17 → 2026-05-10 · 3 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
● 2026-05-10 01:34:28

○A13.125.162.1672026-02-17 → 2026-02-17 · 4 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
○ 2026-02-26 01:45:00
○ 2026-05-10 01:34:28

○A15.165.216.02026-04-03 → 2026-04-03 · 4 obs

○ 2026-02-26 01:45:00
● 2026-04-03 17:16:36
○ 2026-05-09 20:11:04
○ 2026-05-10 01:34:28

○A3.34.211.2262026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-17 15:31:08
● 2026-02-26 01:45:00
○ 2026-04-03 17:16:36
○ 2026-05-10 01:34:28

○A3.37.136.572026-02-26 → 2026-02-26 · 4 obs

○ 2026-02-17 15:31:08
● 2026-02-26 01:45:00
○ 2026-04-03 17:16:36
○ 2026-05-10 01:34:28

○A43.202.89.2212026-04-03 → 2026-04-03 · 4 obs

○ 2026-02-26 01:45:00
● 2026-04-03 17:16:36
○ 2026-05-09 20:11:04
○ 2026-05-10 01:34:28

●A43.203.78.1312026-05-09 → 2026-05-10 · 3 obs

○ 2026-04-03 17:16:36
● 2026-05-09 20:11:04
● 2026-05-10 01:34:28

●A52.78.185.1862026-05-09 → 2026-05-10 · 3 obs

○ 2026-04-03 17:16:36
● 2026-05-09 20:11:04
● 2026-05-10 01:34:28

○A52.78.27.532026-02-17 → 2026-02-17 · 4 obs

○ 2017-08-13 07:24:04
● 2026-02-17 15:31:08
○ 2026-02-26 01:45:00
○ 2026-05-10 01:34:28

○A52.78.8.922017-08-13 → 2017-08-13 · 3 obs

● 2017-08-13 07:24:04
○ 2026-02-17 15:31:08
○ 2026-05-10 01:34:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
sktelecom-insight.com	ns-661.awsdns-18.net, ns-423.awsdns-52.com, ns-1847.awsdns-38.co.uk, ns-1316.awsdns-36.org	2 records

✅ Authoritative Response

Server:205.251.194.149

NS records: ns-661.awsdns-18.net, ns-423.awsdns-52.com, ns-1847.awsdns-38.co.uk, ns-1316.awsdns-36.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sktelecom-insight.com (unsigned zone)

⏱️ Timing

Total: 240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.78.185.186, 43.203.78.131`
NS	4	`ns-1316.awsdns-36.org, ns-1847.awsdns-38.co.uk...`
SOA	1	`ns-1847.awsdns-38.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-423.awsdns-52.com, ns-423.awsdns-52.com)

Analysis

IP Addresses

sktelecom-insight.com resolves to two IP numbers: 43.203.78.131 and 52.78.185.186.

Other host names including www.sktinsight.com, ec2-43-203-78-131.ap-northeast-2.compute.amazonaws.com and sktelecominsight.com share IP numbers with sktelecom-insight.com.

Name Servers

sktelecom-insight.com is delegated to four name servers: ns-423.awsdns-52.com, ns-661.awsdns-18.net, ns-1316.awsdns-36.org and ns-1847.awsdns-38.co.uk.

sktelecom-insight.com shares some name servers with other domains, for example upos.kr, mitchell-wright.com, (0x6d696c66)date.de, stockify.net.in and eu-west-2.gamma.mediatailor.aws.a2z.com.

Host names with two IP numbers

Two IPs per host:

ns-423.awsdns-52.com points to 2600:9000:5301:a700::1 and 205.251.193.167

ns-661.awsdns-18.net points to 2600:9000:5302:9500::1 and 205.251.194.149

ns-1316.awsdns-36.org points to 2600:9000:5305:2400::1 and 205.251.197.36

ns-1847.awsdns-38.co.uk points to 2600:9000:5307:3700::1 and 205.251.199.55

sktelecom-insight.com - robtex.com