mail.sumaikeuchi.com - robtex.com

mail.sumaikeuchi.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:87f8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:78a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.138Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.135.248🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.138, 172.67.135.248
IPv6 hints2606:4700:3031::ac43:87f8, 2606:4700:3035::6815:78a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com

sumaikeuchi.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:87f8🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:78a🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.7.138Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.135.248🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarmando.ns.cloudflare.com ⭐
NSkim.ns.cloudflare.com
MX_dc-mx.53401726f275.sumaikeuchi.com ⭐
TXTv=spf1 a mx ptr include:secureserver.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.138, 172.67.135.248
IPv6 hints2606:4700:3031::ac43:87f8, 2606:4700:3035::6815:78a
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com
SOAarmando.ns.cloudflare.comdns@cloudflare.com serial=2398686782

Previously MX for

sumaikeuchi.com

Same first word

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DNS History

5 records (4 active, 1 former)

201820192020202120222023202420252026A104.21.7.138172.67.135.2482606:4700:3031::ac43:87f82606:4700:3035::6815:78a107.180.21.235
●A104.21.7.1382026-04-13 → 2026-04-13 · 3 obs
○ 2017-11-30 13:27:24
● 2026-04-13 13:30:44
● 2026-04-13 13:30:46
○A107.180.21.2352017-11-30 → 2017-11-30 · 3 obs
● 2017-11-30 13:27:24
○ 2026-04-13 13:30:44
○ 2026-04-13 13:30:46
●A172.67.135.2482026-04-13 → 2026-04-13 · 3 obs
○ 2017-11-30 13:27:24
● 2026-04-13 13:30:44
● 2026-04-13 13:30:46
●A2606:4700:3031::ac43:87f82026-04-13 → 2026-04-13 · 3 obs
○ 2017-11-30 13:27:24
● 2026-04-13 13:30:44
● 2026-04-13 13:30:46
●A2606:4700:3035::6815:78a2026-04-13 → 2026-04-13 · 3 obs
○ 2017-11-30 13:27:24
● 2026-04-13 13:30:44
● 2026-04-13 13:30:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sumaikeuchi.comkim.ns.cloudflare.com, armando.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.225

NS records: kim.ns.cloudflare.com, armando.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sumaikeuchi.com (unsigned zone)

⏱️ Timing

Total: 111ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.135.248, 104.21.7.138
AAAA22606:4700:3031::ac43:87f8, 2606:4700:3035::6815:78a
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.sumaikeuchi.com resolves to four IP numbers: 2606:4700:3031::ac43:87f8, 2606:4700:3035::6815:78a, 104.21.7.138 and 172.67.135.248.

Other host names such as ltuber.com, mail.photo-traveller.net, onemedia.in, www.ivis.net and g-hoster.com share IPs with mail.sumaikeuchi.com.