`youngsungusa.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns8215.hostgator.com` ⭐
		A	192.185.41.22^{🇺🇸 Jacksonville192.185.40.0/21}
			PTR	`ns8215.hostgator.com`
NS	`ns2491.hostgator.com`
		A	192.185.41.22^{🇺🇸 Jacksonville192.185.40.0/21}
			PTR	`ns8215.hostgator.com`
NS	`ns2492.hostgator.com`
		A	192.185.41.214^{🇺🇸 Jacksonville192.185.40.0/21}
			PTR	`ns8216.hostgator.com`
MX	`youngsungusa-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c91d::a^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr21cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.11.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00205.inbound.protection.outlook.com`
		A	52.101.41.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00103.inbound.protection.outlook.com`
		A	52.101.50.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00401.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms76626836`
SOA	`ns8215.hostgator.com`dnsadmin@gator4108.hostgator.com 2026-07-21 #6

`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=1785771332

Previously MX for

mail.youngsungusa.com

www.youngsungusa.com

youngsungusa.com

Subdomains

mail.youngsungusa.com

Same first word

youngsungusa.com

DNS History

11 records (8 active, 3 former)

●NSns2491.hostgator.com2015-06-17 → 2026-08-03 · 2 obs

● 2015-06-17 04:26:44
● 2026-08-03 15:45:50

●NSns2492.hostgator.com2015-06-17 → 2026-08-03 · 2 obs

● 2015-06-17 04:26:44
● 2026-08-03 15:45:50

●NSns8215.hostgator.com2015-06-17 → 2026-08-03 · 2 obs

● 2015-06-17 04:26:44
● 2026-08-03 15:45:50

○MXmail.youngsungusa.com2026-05-14 → 2026-05-30 · 5 obs

○ 2017-07-01 22:20:46
● 2026-05-14 04:43:48
● 2026-05-30 01:03:44
○ 2026-07-08 07:20:56
○ 2026-08-03 15:45:50

●MXyoungsungusa-com.mail.protection.outlook.com2026-08-03 → 2026-08-03 · 2 obs

○ 2026-07-08 07:20:56
● 2026-08-03 15:45:50

○MXyoungsungusa.com2015-06-17 → 2017-07-01 · 4 obs

● 2015-06-17 04:26:44
● 2017-07-01 22:20:46
○ 2026-05-14 04:43:48
○ 2026-08-03 15:45:50

○A192.185.41.2152015-06-17 → 2017-07-01 · 4 obs

● 2015-06-17 04:26:44
● 2017-07-01 22:20:46
○ 2026-05-14 04:43:48
○ 2026-08-03 15:45:50

●A198.185.159.1442026-05-14 → 2026-08-03 · 5 obs

○ 2017-07-01 22:20:46
● 2026-05-14 04:43:48
● 2026-05-30 01:03:44
○ 2026-07-08 07:20:56
● 2026-08-03 15:45:50

●A198.185.159.1452026-05-14 → 2026-08-03 · 5 obs

○ 2017-07-01 22:20:46
● 2026-05-14 04:43:48
● 2026-05-30 01:03:44
○ 2026-07-08 07:20:56
● 2026-08-03 15:45:50

●A198.49.23.1442026-05-14 → 2026-08-03 · 5 obs

○ 2017-07-01 22:20:46
● 2026-05-14 04:43:48
● 2026-05-30 01:03:44
○ 2026-07-08 07:20:56
● 2026-08-03 15:45:50

●A198.49.23.1452026-05-14 → 2026-08-03 · 5 obs

○ 2017-07-01 22:20:46
● 2026-05-14 04:43:48
● 2026-05-30 01:03:44
○ 2026-07-08 07:20:56
● 2026-08-03 15:45:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
youngsungusa.com	ns2491.hostgator.com, ns2492.hostgator.com	2 records

✅ Authoritative Response

Server:192.185.41.22

NS records: ns2491.hostgator.com, ns2492.hostgator.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for youngsungusa.com (unsigned zone)

⏱️ Timing

Total: 141ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.144, 198.49.23.145...`
NS	2	`ns2491.hostgator.com, ns2492.hostgator.com`
MX	1	`youngsungusa-com.mail.protection.outlook`
TXT	2	`MS=ms76626836, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns8215.hostgator.com dnsadmin.gator4108.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2491.hostgator.com, ns2492.hostgator.com)

Analysis

Hierarchy

mail.youngsungusa.com is a subdomain of youngsungusa.com.

IP Addresses

youngsungusa.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

compania.co, pacc-dc.org, jennifermountain.com.au and two other host names share IP numbers with youngsungusa.com.

Name Servers

The authoritative name servers for youngsungusa.com are ns2491.hostgator.com, ns2492.hostgator.com and ns8215.hostgator.com — three in total.

The name servers of youngsungusa.com overlap at least partially with those of other domains — among them traillecaribbean.com, njsei.com, mymaxcharterschool.org and two more.

These name servers commonly appear in delegations together with ns8216.hostgator.com, ns2029.hostgator.com, ns2030.hostgator.com and 6 other.

Three hostnames, each with one IP address: ns2491.hostgator.com points to 192.185.41.22, ns2492.hostgator.com points to 192.185.41.214 and ns8215.hostgator.com points to 192.185.41.22. Note that ns2491.hostgator.com and ns8215.hostgator.com share the same IP.

Both ns2491.hostgator.com and ns8215.hostgator.com resolve to 192.185.41.22 IP addresses each.

Mail Servers

Mail for youngsungusa.com is handled by a single mail server, youngsungusa-com.mail.protection.outlook.com.

youngsungusa-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.11.3, 52.101.11.13, 52.101.41.3 and 5 others.

youngsungusa.com - robtex.com