`mail.envang.vn`

CNAME	`pro23.emailserver.vn`
DNSSEC	⚠️ Not signed
A	103.110.129.35^{🇻🇳 AXYS-VN103.110.128.0/23}
		PTR	`pro23.emailserver.vn`

`envang.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:25bb^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:d468^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.187^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.104^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elaine.ns.cloudflare.com` ⭐
NS	`seth.ns.cloudflare.com`
MX	`pro23.emailserver.vn` ⭐
TXT	`v=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.187, 172.67.212.104
		IPv6 hints	2606:4700:3030::6815:25bb, 2606:4700:3033::ac43:d468
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com
SOA	`elaine.ns.cloudflare.com`dns@cloudflare.com serial=2401139250

Previously MX for

envang.vn

Same first word

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DNS History

3 records (1 active, 2 former)

○A118.69.195.1462016-07-22 → 2016-07-22 · 4 obs

○ 2016-05-26 08:56:08
● 2016-07-22 11:55:16
○ 2026-05-06 07:11:12
○ 2026-05-09 23:08:10

○A222.255.237.1542015-09-02 → 2016-05-26 · 4 obs

● 2015-09-02 14:15:12
● 2016-05-26 08:56:08
○ 2016-07-22 11:55:16
○ 2026-05-09 23:08:10

●CNAMEpro23.emailserver.vn2026-05-06 → 2026-05-09 · 2 obs

● 2026-05-06 07:11:12
● 2026-05-09 23:08:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
envang.vn	seth.ns.cloudflare.com, elaine.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.142

NS records: seth.ns.cloudflare.com, elaine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for envang.vn (unsigned zone)

⏱️ Timing

Total: 655ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`pro23.emailserver.vn`

Analysis

IP Addresses

mail.envang.vn points to a single IP number: 103.110.129.35.

Other host names, for instance pro23.emailserver.vn, share IP numbers with mail.envang.vn.

mail.envang.vn - robtex.com

mail.envang.vn

envang.vn