mail.rdunc.com - robtex.com

mail.rdunc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:acbc🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:1e65🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.101Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.172.188🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.30.101, 172.67.172.188
IPv62606:4700:3031::ac43:acbc, 2606:4700:3036::6815:1e65

rdunc.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:acbc🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:1e65🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.101Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.172.188🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSharlee.ns.cloudflare.com ⭐
NSkanye.ns.cloudflare.com
MX_dc-mx.5f7aeed46459.rdunc.com ⭐
TXTv=spf1 +a +mx +ip4:170.249.236.27 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.30.101, 172.67.172.188
IPv62606:4700:3031::ac43:acbc, 2606:4700:3036::6815:1e65
SOAharlee.ns.cloudflare.comdns@cloudflare.com serial=2397321822

Previously MX for

rdunc.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.30.101172.67.172.1882606:4700:3031::ac43:acbc2606:4700:3036::6815:1e6575.127.110.43
●A104.21.30.1012026-03-23 → 2026-03-23 · 2 obs
○ 2016-04-16 04:42:30
● 2026-03-23 14:03:14
●A172.67.172.1882026-03-23 → 2026-03-23 · 2 obs
○ 2016-04-16 04:42:30
● 2026-03-23 14:03:14
●A2606:4700:3031::ac43:acbc2026-03-23 → 2026-03-23 · 2 obs
○ 2016-04-16 04:42:30
● 2026-03-23 14:03:14
●A2606:4700:3036::6815:1e652026-03-23 → 2026-03-23 · 2 obs
○ 2016-04-16 04:42:30
● 2026-03-23 14:03:14
○A75.127.110.432015-05-31 → 2016-04-16 · 3 obs
● 2015-05-31 05:00:36
● 2016-04-16 04:42:30
○ 2026-03-23 14:03:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...-
rdunc.comkanye.ns.cloudflare.com, harlee.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.189

NS records: kanye.ns.cloudflare.com, harlee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rdunc.com (unsigned zone)

⏱️ Timing

Total: 163ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.30.101, 172.67.172.188
AAAA22606:4700:3036::6815:1e65, 2606:4700:3031::ac43:acbc
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.rdunc.com points to four IP numbers: 2606:4700:3031::ac43:acbc, 2606:4700:3036::6815:1e65, 104.21.30.101 and 172.67.172.188.

Other host names including ymart.com.au, uispr.com, tracker.net.ma, bus47.ru and funpo.co.il share IP numbers with mail.rdunc.com.