`mail.openai.com.tw`

DNSSEC	⚠️ Not signed
A	103.144.33.57^{🇹🇼 NSS-GROUP-AS-TW103.144.33.0/24 NSS INT'L CO., LTD.}
		PTR	`nss.smb`

`openai.com.tw`

	DNSSEC	⚠️ Not signed
	A	103.144.33.57^{🇹🇼 NSS-GROUP-AS-TW103.144.33.0/24 NSS INT'L CO., LTD.}
	NS	`m.coowo.com` ⭐
	NS	`n.coowo.com`
	MX	`mail.openai.com.tw` ⭐
	TXT	`google-site-verification=60sIoHY6cUV33UMruJh5fK8tNBpOfKDjEO5_ADrPCH0`
	TXT	`v=spf1 a mx include:_spf.nss.com.tw ~all`
	SOA	`m.coowo.com`support@nss.com.tw 2025-02-19 #1

MX for

openai.com.tw

Same first word

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mail.ie

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DNS History

1 record (1 active, 0 former)

●A103.144.33.572026-08-10 → 2026-08-10 · 2 obs

● 2026-08-10 04:20:38
● 2026-08-10 08:59:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	d.dns.tw, g.dns.tw, f.dns.tw, e.dns.tw...	-
com.tw	h.twnic.net.tw, c.twnic.net.tw, a.twnic.net.tw, g.twnic.net.tw...	17 records
openai.com.tw	n.coowo.com, m.coowo.com	-

✅ Authoritative Response

Server:103.118.24.133

NS records: n.coowo.com, m.coowo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openai.com.tw (unsigned zone)

⏱️ Timing

Total: 2147ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.144.33.57`

📌 Glue Records Collected

Total: 17

Out-of-bailiwick: 17 (h.twnic.net.tw, g.twnic.net.tw, f.twnic.net.tw...)

Analysis

Mail Server Role

mail.openai.com.tw serves as a mail server for openai.com.tw.

IP Addresses

mail.openai.com.tw points to a single IP number: 103.144.33.57.

Additional host names — openai.com.tw, mail.686.com.tw, ai.com.tw and two others — share IP numbers with mail.openai.com.tw.

mail.openai.com.tw - robtex.com