`mail.exptech.com.tw`

DNSSEC	⚠️ Not signed
A	2607:5300:205:200::4cc7^{🇨🇦 OVH2607:5300::/32 Hosting route}
		PTR	`mail.exptech.com.tw`
A	142.44.242.12^{🇨🇦 OVH142.44.128.0/17 Hosting route}

`exptech.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:b21f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:335f^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.95^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.31^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`austin.ns.cloudflare.com` ⭐
NS	`journey.ns.cloudflare.com`
MX	`mail.exptech.com.tw` ⭐
TXT	`google-site-verification=6XBxOSv29SdugYIzShx3kxqdlKnCPheaGNyOE-tGSVk`
TXT	`v=spf1 ip4:142.44.242.12 ip6:2607:5300:205:200::4cc7 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.95, 172.67.178.31
		IPv6 hints	2606:4700:3033::ac43:b21f, 2606:4700:3035::6815:335f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=63, name=cloudflare-ech.com
SOA	`austin.ns.cloudflare.com`dns@cloudflare.com serial=2402523576

PTR for

12.242.44.142.in-addr.arpa

7.c.c.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.5.0.2.0.0.0.3.5.7.0.6.2.ip6.arpa

MX for

exptech.com.tw

Same first word

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DNS History

2 records (2 active, 0 former)

●A142.44.242.122026-03-31 → 2026-04-27 · 2 obs

● 2026-03-31 00:32:00
● 2026-04-27 19:46:32

●A2607:5300:205:200::4cc72026-03-31 → 2026-04-27 · 2 obs

● 2026-03-31 00:32:00
● 2026-04-27 19:46:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com.tw	e.twnic.net.tw, f.twnic.net.tw, g.twnic.net.tw, h.dns.tw...	-
exptech.com.tw	austin.ns.cloudflare.com, journey.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.70

NS records: austin.ns.cloudflare.com, journey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.tw (unsigned zone)

⏱️ Timing

Total: 975ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.44.242.12`
AAAA	1	`2607:5300:205:200::4cc7`

Analysis

Mail Server Role

mail.exptech.com.tw serves as the mail server for exptech.com.tw.

IP Addresses

mail.exptech.com.tw points to two IPs: 2607:5300:205:200::4cc7 and 142.44.242.12.

mail.exptech.com.tw - robtex.com