`mail.gptutor.com.sg`

DNSSEC	⚠️ Not signed
A	103.11.189.189^{🇸🇬 DREAMSCAPE-AS-AP103.11.188.0/22 Vodien Internet Solutions Pte Ltd 3 Irving Road 09-01 Tai Seng Centre}
		PTR	`redirection.vodien.com`

`gptutor.com.sg`

	DNSSEC	⚠️ Not signed
	A	111.235.136.15^{🇸🇬 DREAMSCAPE-AS-AP111.235.136.0/22 Vodien Internet Solutions Pte Ltd 3 Irving Road 09-01 Tai Seng Centre}
	NS	`ns1.vodien.com` ⭐
	NS	`ns2.vodien.com`
	NS	`ns3.vodien.com` ⚠️ Not in parent delegation
	MX	`mail.gptutor.com.sg` ⭐
	SOA	`ns1.vodien.com`hostmaster@serveradd.com 2025-11-16 #2

MX for

gptutor.com.sg

Same first word

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DNS History

2 records (1 active, 1 former)

●A103.11.189.1892026-06-23 → 2026-07-18 · 3 obs

○ 2020-01-30 12:08:02
● 2026-06-23 10:23:16
● 2026-07-18 11:52:56

○A69.89.31.932020-01-30 → 2020-01-30 · 3 obs

● 2020-01-30 12:08:02
○ 2026-06-23 10:23:16
○ 2026-07-18 11:52:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
sg	ns4.apnic.net, pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...	10 records
gptutor.com.sg	ns1.vodien.com, ns2.vodien.com	-

✅ Authoritative Response

Server:162.159.25.66

NS records: ns1.vodien.com, ns2.vodien.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gptutor.com.sg (unsigned zone)

⏱️ Timing

Total: 1001ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.11.189.189`

📌 Glue Records Collected

Total: 10

In-bailiwick: 8 (pch.sgzones.sg, dsany2.sgnic.sg, dsany3.sgnic.sg...)

Out-of-bailiwick: 2 (ns4.apnic.net, ns4.apnic.net)

Analysis

Mail Server Role

Mail for gptutor.com.sg is routed through the mail server mail.gptutor.com.sg.

IP Addresses

mail.gptutor.com.sg has exactly one IP address — 103.11.189.189.

mail.ebamachinery.com, awadi.com.au, rentalguardians.com.au plus two other host names have IP numbers in common with mail.gptutor.com.sg.

mail.gptutor.com.sg - robtex.com