`mx.cs.su.ac.th`

DNSSEC	⚠️ Not signed
A	202.44.135.48^{🇹🇭 UNINET-AS-SU-AP202.44.135.0/24 Silpakorn University 6, Rajamankha Nai Rd., Amphoe Muang, Nakhon Pathom 73000}
		PTR	`mx.cp.su.ac.th`

`cs.su.ac.th`

	DNSSEC	⚠️ Not signed
	A	202.28.72.71^{🇹🇭 UNINET-AS-SU-AP202.28.72.0/24 Office of Info.Tech. Admin. for Educational Development 328 Si-Ayutthaya Road, Thung Phayathai Subdistrict}
	NS	`ns.cs.su.ac.th` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.su.ac.th` ⚠️ Not in parent delegation
	NS	`ns2.su.ac.th` ⚠️ Not in parent delegation
	MX	`mx.cs.su.ac.th` ⭐
	MX	`mail.cs.su.ac.th`⁽²⁰⁾
	TXT	`v=spf1 mx include:gmail.com include:googlemail.com include:_spf.google.com in...`
	TXT	`google-site-verification=qGSk3qzRRWZ5Dvp_gXz6qZN1jlUyCkVW4DprRLJkXPw`
	SOA	`ns.cs.su.ac.th`netadmin@cp.su.ac.th 2025-04-23 #1

WOT: UNKNOWN (64/100)
WOT: UNKNOWN (75/100)

MX for

cs.su.ac.th

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DNS History

1 record (1 active, 0 former)

●A202.44.135.482026-02-27 → 2026-05-18 · 2 obs

● 2026-02-27 06:32:02
● 2026-05-18 09:51:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
th	a.thains.co.th, b.thains.co.th, c.thains.co.th, p.thains.co.th...	-
su.ac.th	ns3.su.ac.th, ns5.su.ac.th, ns1.su.ac.th, ns2.su.ac.th...	7 records

✅ Authoritative Response

Server:202.28.74.209

NS records: ns3.su.ac.th, ns5.su.ac.th, ns1.su.ac.th, ns2.su.ac.th, ns4.su.ac.th

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at th: Error: DNS query timeout: 122.155.23.64 for DNSKEY th

⏱️ Timing

Total: 3736ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.44.135.48`

📌 Glue Records Collected

Total: 7

In-bailiwick: 7 (ns1.su.ac.th, ns2.su.ac.th, ns3.su.ac.th...)

Analysis

Mail Server Role

mx.cs.su.ac.th is used as a mail server for cs.su.ac.th.

mail.cs.su.ac.th is commonly used as mail server together with mx.cs.su.ac.th.

IP Addresses

mx.cs.su.ac.th points to one IP number: 202.44.135.48.

Other host names, for instance mx.cp.su.ac.th share IP numbers with mx.cs.su.ac.th.

mx.cs.su.ac.th - robtex.com

mx.cs.su.ac.th

cs.su.ac.th