`mail.utechan.com`

DNSSEC	⚠️ Not signed
A	103.3.2.6^{🇯🇵 XSERVER-AS103.3.0.0/22 XSERVER Inc.}
		PTR	`sv12005.xserver.jp`

`utechan.com`

	DNSSEC	⚠️ Not signed
	A	103.3.2.6^{🇯🇵 XSERVER-AS103.3.0.0/22 XSERVER Inc.}
	NS	`ns1.xserver.jp` ⭐
	NS	`ns2.xserver.jp`
	NS	`ns3.xserver.jp`
	NS	`ns4.xserver.jp`
	NS	`ns5.xserver.jp`
	MX	`utechan.com` ⭐
	TXT	`v=spf1 +a:sv12005.xserver.jp +a:utechan.com +mx include:spf.sender.xserver.jp...`
	SOA	`ns1.xserver.jp`root@xserver.jp serial=0

Previously MX for

utechan.com

Same first word

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DNS History

2 records (1 active, 1 former)

●A103.3.2.62026-08-11 → 2026-08-11 · 2 obs

○ 2016-09-23 13:31:28
● 2026-08-11 12:04:32

○A210.166.216.1932015-06-17 → 2016-09-23 · 3 obs

● 2015-06-17 22:42:24
● 2016-09-23 13:31:28
○ 2026-08-11 12:04:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
utechan.com	ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...	-

✅ Authoritative Response

Server:202.226.36.246

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for utechan.com (unsigned zone)

⏱️ Timing

Total: 1100ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.3.2.6`

Analysis

IP Addresses

mail.utechan.com has exactly one IP address — 103.3.2.6.

utechan.com, sv12005.xserver.jp, minamikoumuten.com plus two other host names have IP numbers in common with mail.utechan.com.

mail.utechan.com - robtex.com

mail.utechan.com

utechan.com