🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.simple-code.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:25bf^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d46d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.191^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.109^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.191, 172.67.212.109
		IPv6 hints	2606:4700:3030::6815:25bf, 2606:4700:3035::ac43:d46d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=185, name=cloudflare-ech.com

`simple-code.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:25bf^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d46d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.191^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.109^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`daphne.ns.cloudflare.com` ⭐
NS	`rocky.ns.cloudflare.com`
MX	`mail.simple-code.dev` ⭐
TXT	`google-site-verification=RbICpXyjqrolfkaFfzhjSLVZ1cqzWQlEifNLLzHn_f8`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.191, 172.67.212.109
		IPv6 hints	2606:4700:3030::6815:25bf, 2606:4700:3035::ac43:d46d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=185, name=cloudflare-ech.com
SOA	`daphne.ns.cloudflare.com`dns@cloudflare.com serial=2413230922

MX for

simple-code.dev

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DNS History

5 records (4 active, 1 former)

●A104.21.37.1912026-08-26 → 2026-08-28 · 3 obs

○ 2026-04-27 15:03:18
● 2026-08-26 16:26:48
● 2026-08-28 02:57:12

○A138.199.200.1882026-04-27 → 2026-04-27 · 3 obs

● 2026-04-27 15:03:18
○ 2026-08-26 16:26:48
○ 2026-08-28 02:57:12

●A172.67.212.1092026-08-26 → 2026-08-28 · 3 obs

○ 2026-04-27 15:03:18
● 2026-08-26 16:26:48
● 2026-08-28 02:57:12

●A2606:4700:3030::6815:25bf2026-08-26 → 2026-08-28 · 3 obs

○ 2026-04-27 15:03:18
● 2026-08-26 16:26:48
● 2026-08-28 02:57:12

●A2606:4700:3035::ac43:d46d2026-08-26 → 2026-08-28 · 3 obs

○ 2026-04-27 15:03:18
● 2026-08-26 16:26:48
● 2026-08-28 02:57:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
simple-code.dev	rocky.ns.cloudflare.com, daphne.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.169

NS records: rocky.ns.cloudflare.com, daphne.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simple-code.dev (unsigned zone)

⏱️ Timing

Total: 638ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.212.109, 104.21.37.191`
AAAA	2	`2606:4700:3035::ac43:d46d, 2606:4700:3030::6815:25bf`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

Mail Server Role

mail.simple-code.dev is a mail server for simple-code.dev.

IP Addresses

mail.simple-code.dev resolves to four IP addresses: 104.21.37.191, 172.67.212.109, 2606:4700:3030::6815:25bf and 2606:4700:3035::ac43:d46d.

Among the host names that share IP numbers with mail.simple-code.dev are stakveil.com, irwin-casino-online.net, www.1024202.xyz and two others.

mail.simple-code.dev - robtex.com