🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.studythecode.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8a92^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2e7c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.124^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.146^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.124, 172.67.138.146
		IPv6 hints	2606:4700:3031::ac43:8a92, 2606:4700:3033::6815:2e7c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com

`studythecode.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8a92^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2e7c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.124^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.146^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ace.ns.cloudflare.com` ⭐
NS	`rosalyn.ns.cloudflare.com`
MX	`mail1.membergate.com` ⭐
TXT	`_slmjwdz4dlrc8cjj1f2sxunxegmjy2r`
TXT	`v=spf1 include:_spf.membergate.com mx a ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.124, 172.67.138.146
		IPv6 hints	2606:4700:3031::ac43:8a92, 2606:4700:3033::6815:2e7c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=52, name=cloudflare-ech.com
SOA	`ace.ns.cloudflare.com`dns@cloudflare.com serial=2413177629

Previously MX for

studythecode.com

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DNS History

10 records (4 active, 6 former)

●A104.21.46.1242026-10-09 → 2026-10-09 · 3 obs

○ 2026-09-15 11:12:38
● 2026-10-09 17:02:24
● 2026-10-09 17:02:30

●A172.67.138.1462026-10-09 → 2026-10-09 · 3 obs

○ 2026-09-15 11:12:38
● 2026-10-09 17:02:24
● 2026-10-09 17:02:30

○A188.114.96.02026-09-15 → 2026-09-15 · 4 obs

○ 2016-09-10 09:38:00
● 2026-09-15 11:12:38
○ 2026-10-09 17:02:24
○ 2026-10-09 17:02:30

○A188.114.97.02026-09-15 → 2026-09-15 · 4 obs

○ 2016-09-10 09:38:00
● 2026-09-15 11:12:38
○ 2026-10-09 17:02:24
○ 2026-10-09 17:02:30

○A216.15.166.1152015-11-30 → 2016-09-10 · 5 obs

○ 2015-08-02 17:34:50
● 2015-11-30 01:16:08
● 2016-09-10 09:38:00
○ 2026-09-15 11:12:38
○ 2026-10-09 17:02:30

●A2606:4700:3031::ac43:8a922026-10-09 → 2026-10-09 · 3 obs

○ 2026-09-15 11:12:38
● 2026-10-09 17:02:24
● 2026-10-09 17:02:30

●A2606:4700:3033::6815:2e7c2026-10-09 → 2026-10-09 · 3 obs

○ 2026-09-15 11:12:38
● 2026-10-09 17:02:24
● 2026-10-09 17:02:30

○A2a06:98c1:3120::2026-09-15 → 2026-09-15 · 4 obs

○ 2016-09-10 09:38:00
● 2026-09-15 11:12:38
○ 2026-10-09 17:02:24
○ 2026-10-09 17:02:30

○A2a06:98c1:3121::2026-09-15 → 2026-09-15 · 4 obs

○ 2016-09-10 09:38:00
● 2026-09-15 11:12:38
○ 2026-10-09 17:02:24
○ 2026-10-09 17:02:30

○A74.200.210.1482015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 17:34:50
○ 2015-11-30 01:16:08
○ 2026-10-09 17:02:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
studythecode.com	rosalyn.ns.cloudflare.com, ace.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:162.159.44.65

NS records: rosalyn.ns.cloudflare.com, ace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studythecode.com (unsigned zone)

⏱️ Timing

Total: 224ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.146, 104.21.46.124`
AAAA	2	`2606:4700:3031::ac43:8a92, 2606:4700:3033::6815:2e7c`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.studythecode.com resolves to four IP addresses: 104.21.46.124, 172.67.138.146, 2606:4700:3031::ac43:8a92 and 2606:4700:3033::6815:2e7c.

Two other host names, along with legendsbr.com.br, ttkr7.com and yqsuliaomo.cn, also share IP numbers with mail.studythecode.com.

mail.studythecode.com - robtex.com