`mail.ericccheng.com`

DNSSEC	⚠️ Not signed
A	71.179.180.36^{🇺🇸 AS70171.179.0.0/16 MCI Communications Services, LLC d/b/a Verizon Business}
		PTR	`pool-71-179-180-36.bltmmd.fios.verizon.net`

`ericccheng.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:2c9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:819d^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.201^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.157^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aron.ns.cloudflare.com` ⭐
NS	`marty.ns.cloudflare.com`
MX	`mail.ericccheng.com` ⭐
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.201, 172.67.129.157
		IPv6 hints	2606:4700:3035::6815:2c9, 2606:4700:3036::ac43:819d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com
SOA	`aron.ns.cloudflare.com`dns@cloudflare.com serial=2402902003

🔒 HSTS Preload (+subdomains)

MX for

ericccheng.com

Same first word

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DNS History

2 records (1 active, 1 former)

●A71.179.180.362026-04-17 → 2026-05-14 · 3 obs

○ 2017-10-12 04:01:04
● 2026-04-17 22:40:34
● 2026-05-14 05:13:14

○A96.234.167.2222017-10-12 → 2017-10-12 · 3 obs

● 2017-10-12 04:01:04
○ 2026-04-17 22:40:34
○ 2026-05-14 05:13:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ericccheng.com	aron.ns.cloudflare.com, marty.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.204

NS records: aron.ns.cloudflare.com, marty.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 133ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`71.179.180.36`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (aron.ns.cloudflare.com, aron.ns.cloudflare.com, aron.ns.cloudflare.com...)

Analysis

Mail Server Role

mail.ericccheng.com handles mail for ericccheng.com.

IP Addresses

mail.ericccheng.com points to a single IP address: 71.179.180.36.

mail.ericccheng.com - robtex.com