mail.code4startup.com - robtex.com

mail.code4startup.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:267c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:dea4🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.124Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.164🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.124, 172.67.222.164
IPv6 hints2606:4700:3031::6815:267c, 2606:4700:3035::ac43:dea4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com

code4startup.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:267c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:dea4🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.38.124Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.222.164🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbeth.ns.cloudflare.com ⭐
NSkeaton.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTgoogle-site-verification=N_JZo7d3u8DPCcwgBxFdkuG21BMMaq4tfCTe9CBO7q8
TXTv=spf1 include:spf.mailjet.com include:_spf.google.com include:sendgrid.net i...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.38.124, 172.67.222.164
IPv6 hints2606:4700:3031::6815:267c, 2606:4700:3035::ac43:dea4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOAbeth.ns.cloudflare.comdns@cloudflare.com serial=2402271600

Previously MX for

code4startup.com

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.38.124172.67.222.1642606:4700:3031::6815:267c2606:4700:3035::ac43:dea4163.47.72.161163.47.74.97
●A104.21.38.1242026-04-28 → 2026-04-28 · 2 obs
○ 2016-09-10 12:00:56
● 2026-04-28 15:20:26
○A163.47.72.1612015-05-10 → 2015-05-10 · 3 obs
● 2015-05-10 15:34:12
○ 2015-10-13 03:16:56
○ 2026-04-28 15:20:26
○A163.47.74.972015-10-13 → 2016-09-10 · 4 obs
○ 2015-05-10 15:34:12
● 2015-10-13 03:16:56
● 2016-09-10 12:00:56
○ 2026-04-28 15:20:26
●A172.67.222.1642026-04-28 → 2026-04-28 · 2 obs
○ 2016-09-10 12:00:56
● 2026-04-28 15:20:26
●A2606:4700:3031::6815:267c2026-04-28 → 2026-04-28 · 2 obs
○ 2016-09-10 12:00:56
● 2026-04-28 15:20:26
●A2606:4700:3035::ac43:dea42026-04-28 → 2026-04-28 · 2 obs
○ 2016-09-10 12:00:56
● 2026-04-28 15:20:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...-
code4startup.combeth.ns.cloudflare.com, keaton.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.181

NS records: beth.ns.cloudflare.com, keaton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for code4startup.com (unsigned zone)

⏱️ Timing

Total: 227ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.38.124, 172.67.222.164
AAAA22606:4700:3031::6815:267c, 2606:4700:3035::ac43:dea4
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.code4startup.com points to four IP numbers: 2606:4700:3031::6815:267c, 2606:4700:3035::ac43:dea4, 104.21.38.124 and 172.67.222.164.

For instance, other host names mail.krownshipping.in, www.magen-ecoenergy.com, rende.co.th, digitum.com.mx and www.ieducativa.com.br share IP numbers with mail.code4startup.com.