mail.ykdu.com - robtex.com

mail.ykdu.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:cbeb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2cd5🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.213Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.203.235🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.213, 172.67.203.235
IPv6 hints2606:4700:3033::ac43:cbeb, 2606:4700:3035::6815:2cd5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com

ykdu.com

DNSSEC⚠️ Not signed
NSmichael.ns.cloudflare.com ⭐
NSnatasha.ns.cloudflare.com
MX_dc-mx.7f19d4f59682.ykdu.com ⭐
TXTv=spf1 +a +mx ?all
SOAmichael.ns.cloudflare.comdns@cloudflare.com serial=2409085968

Previously MX for

ykdu.com

Same first word

mail.gmx
mail.info.pl
mail.community
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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.44.213172.67.203.2352606:4700:3033::ac43:cbeb2606:4700:3035::6815:2cd5213.133.104.491.227.204.131
●A104.21.44.2132026-08-02 → 2026-08-02 · 2 obs
○ 2016-06-19 19:15:02
● 2026-08-02 20:49:14
●A172.67.203.2352026-08-02 → 2026-08-02 · 2 obs
○ 2016-06-19 19:15:02
● 2026-08-02 20:49:14
○A213.133.104.42015-12-04 → 2016-06-19 · 4 obs
○ 2015-08-08 10:53:04
● 2015-12-04 10:00:08
● 2016-06-19 19:15:02
○ 2026-08-02 20:49:14
●A2606:4700:3033::ac43:cbeb2026-08-02 → 2026-08-02 · 2 obs
○ 2016-06-19 19:15:02
● 2026-08-02 20:49:14
●A2606:4700:3035::6815:2cd52026-08-02 → 2026-08-02 · 2 obs
○ 2016-06-19 19:15:02
● 2026-08-02 20:49:14
○A91.227.204.1312015-08-08 → 2015-08-08 · 3 obs
● 2015-08-08 10:53:04
○ 2015-12-04 10:00:08
○ 2026-08-02 20:49:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
ykdu.comnatasha.ns.cloudflare.com, michael.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.117

NS records: natasha.ns.cloudflare.com, michael.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ykdu.com (unsigned zone)

⏱️ Timing

Total: 102ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.203.235, 104.21.44.213
AAAA22606:4700:3033::ac43:cbeb, 2606:4700:3035::6815:2cd5
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.ykdu.com points to the four IP addresses 104.21.44.213, 172.67.203.235, 2606:4700:3033::ac43:cbeb and 2606:4700:3035::6815:2cd5.

raja823xjp.live, dailyjoyapk.com, riverview.ca plus two other host names have IP numbers in common with mail.ykdu.com.