`mx10.whoau.com`

DNSSEC	⚠️ Not signed
A	121.169.202.50^{🇰🇷 KT-NET121.168.0.0/13}
		PTR	`mx10.eland.co.kr`

`whoau.com`

	DNSSEC	⚠️ Not signed
	A	183.111.139.228^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
	A	203.245.12.96^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
	A	203.245.12.101^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
	A	203.245.12.113^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
	NS	`whoau.com` ⭐
	NS	`dns1.cafe24.co.kr` ⚠️ Not in zone NS records
	NS	`dns1.cafe24.com` ⚠️ Not in zone NS records
	NS	`dns2.cafe24.co.kr` ⚠️ Not in zone NS records
	NS	`dns2.cafe24.com` ⚠️ Not in zone NS records
	NS	`ns1.cafe24.co.kr` ⚠️ Not in parent delegation
	NS	`ns1.cafe24.com` ⚠️ Not in parent delegation
	NS	`ns2.cafe24.co.kr` ⚠️ Not in parent delegation
	NS	`ns2.cafe24.com` ⚠️ Not in parent delegation
	MX	`mx100.whoau.com` ⭐
	MX	`mx10.whoau.com`⁽¹⁰⁰⁾
	MX	`mx200.whoau.com`⁽¹⁰⁰⁾
	TXT	`v=spf1 ip4:116.193.93.90 ip4:116.193.93.37 ip4:121.169.202.66 ip4:121.169.202...`
	TXT	`google-site-verification=Uc2CPfBENWegobjQoDuRH-YsNvVAjw60A1L5JUDdjbE`
	TXT	`MS=ms57530482`
	SOA	`whoau.com`postmaster@whoau.com serial=20220119

MX for

whoau.com

Same first word

mx10.it.com

mx10.nl

mx10.org

mx10.eu

mx10.de

mx10.gouv.ci

mx10.ru

mx10.net

mx10.info

mx10.com

mx10.dyndns.org

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01xm.top

DNS History

1 record (1 active, 0 former)

●A121.169.202.502015-07-15 → 2026-06-05 · 2 obs

● 2015-07-15 01:58:32
● 2026-06-05 20:53:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
whoau.com	dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr	8 records

✅ Authoritative Response

Server:175.125.93.143

NS records: dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for whoau.com (unsigned zone)

⏱️ Timing

Total: 4292ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.169.202.50`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (dns1.cafe24.com, dns1.cafe24.com, dns1.cafe24.com...)

Analysis

Mail Server Role

mx10.whoau.com is used as a mail server for whoau.com.

The mail servers mx100.whoau.com and mx200.whoau.com are often used together with mx10.whoau.com.

IP Addresses

mx10.whoau.com resolves to one IP address: 121.169.202.50.

mx10.modernhouse.co.kr, mx10.2001outlet.co.kr, mx10.celden.co.kr and two other host names share IP numbers with mx10.whoau.com.

mx10.whoau.com - robtex.com

mx10.whoau.com

whoau.com