mail.5und20.com - robtex.com

mail.5und20.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:4bdc🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b668🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.220Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.104🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.220, 172.67.182.104
IPv6 hints2606:4700:3037::6815:4bdc, 2606:4700:3037::ac43:b668
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com

5und20.com

DNSSEC⚠️ Not signed
A2606:4700:3037::6815:4bdc🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:b668🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.220Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.104🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkobe.ns.cloudflare.com ⭐
NSmona.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.75.220, 172.67.182.104
IPv6 hints2606:4700:3037::6815:4bdc, 2606:4700:3037::ac43:b668
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOAkobe.ns.cloudflare.comdns@cloudflare.com serial=2401223858

Previously MX for

5und20.com

Same first word

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DNS History

5 records (4 active, 1 former)

20162017201820192020202120222023202420252026A104.21.75.220172.67.182.1042606:4700:3037::6815:4bdc2606:4700:3037::ac43:b66881.19.149.80
●A104.21.75.2202026-04-13 → 2026-04-13 · 3 obs
○ 2016-06-30 23:06:08
● 2026-04-13 23:45:08
● 2026-04-13 23:45:10
●A172.67.182.1042026-04-13 → 2026-04-13 · 3 obs
○ 2016-06-30 23:06:08
● 2026-04-13 23:45:08
● 2026-04-13 23:45:10
●A2606:4700:3037::6815:4bdc2026-04-13 → 2026-04-13 · 3 obs
○ 2016-06-30 23:06:08
● 2026-04-13 23:45:08
● 2026-04-13 23:45:10
●A2606:4700:3037::ac43:b6682026-04-13 → 2026-04-13 · 3 obs
○ 2016-06-30 23:06:08
● 2026-04-13 23:45:08
● 2026-04-13 23:45:10
○A81.19.149.802015-08-07 → 2016-06-30 · 4 obs
● 2015-08-07 03:39:32
● 2016-06-30 23:06:08
○ 2026-04-13 23:45:08
○ 2026-04-13 23:45:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...-
5und20.comkobe.ns.cloudflare.com, mona.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.193

NS records: kobe.ns.cloudflare.com, mona.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 5und20.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.182.104, 104.21.75.220
AAAA22606:4700:3037::ac43:b668, 2606:4700:3037::6815:4bdc
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.5und20.com refers to four IP numbers: 2606:4700:3037::6815:4bdc, 2606:4700:3037::ac43:b668, 104.21.75.220 and 172.67.182.104.

Other host names, for instance pdflaunch.com, kbart.org, revitel.es, lm-sw.com and capitolperiodontal.com share IP numbers with mail.5und20.com.