`mail.psuengineer.org`

DNSSEC	⚠️ Not signed
A	203.151.20.171^{🇹🇭 ITSC-AS203.151.20.0/23 Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang}
		PTR	`host171.cityvariety.com`

`psuengineer.org`

	DNSSEC	⚠️ Not signed
	A	203.151.20.171^{🇹🇭 ITSC-AS203.151.20.0/23 Internet Thailand Company Ltd. 1768 IFCT Tower, 10th-12th FL IT Floor New Petchburi Road Khwaeng Bang Kapi Khet Huay Khwang}
	NS	`dan.ns.cloudflare.com` ⭐
	NS	`magnolia.ns.cloudflare.com`
	MX	`mail.psuengineer.org` ⭐
	TXT	`v=spf1 a mx ip4:203.151.20.171 ~all`
	SOA	`dan.ns.cloudflare.com`dns@cloudflare.com serial=2400384052

MX for

psuengineer.org

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DNS History

3 records (1 active, 2 former)

●A203.151.20.1712026-03-19 → 2026-04-02 · 3 obs

○ 2026-03-02 22:31:00
● 2026-03-19 02:51:46
● 2026-04-02 12:42:08

○A45.144.164.1422026-02-23 → 2026-03-02 · 5 obs

○ 2017-01-04 00:37:22
● 2026-02-23 13:29:12
● 2026-03-02 22:31:00
○ 2026-03-19 02:51:46
○ 2026-04-02 12:42:08

○A61.19.251.1812015-06-11 → 2017-01-04 · 4 obs

● 2015-06-11 05:57:14
● 2017-01-04 00:37:22
○ 2026-02-23 13:29:12
○ 2026-04-02 12:42:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
psuengineer.org	dan.ns.cloudflare.com, magnolia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.108

NS records: dan.ns.cloudflare.com, magnolia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for psuengineer.org (unsigned zone)

⏱️ Timing

Total: 471ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.151.20.171`

Analysis

Mail Server Role

mail.psuengineer.org serves as the mail server for psuengineer.org.

IP Addresses

mail.psuengineer.org resolves to a single IP address: 203.151.20.171.

Other host names including mail.samakee.go.th, mail.thailocallink.com, abpk.ac.th, host171.cityvariety.com and samakee.go.th share IP numbers with mail.psuengineer.org.

mail.psuengineer.org - robtex.com