smtp.arucom.com - robtex.com

smtp.arucom.com

DNSSEC⚠️ Not signed
A157.7.44.243🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRusers206.vip.heteml.jp

arucom.com

DNSSEC⚠️ Not signed
A157.7.44.243🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
NSdns0.heteml.jp ⭐
NSdns1.heteml.jp
MXmx-proxy501.heteml.jp ⭐
MXmx-proxy502.heteml.jp(20)
TXTv=spf1 include:_spf.heteml.jp ~all
SOAdns0.heteml.jphostmaster@arucom.com serial=1774655297

Same first word

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DNS History

3 records (1 active, 2 former)

20162017201820192020202120222023202420252026A157.7.44.243157.7.188.230210.188.199.215
○A157.7.188.2302015-10-28 → 2016-09-08 · 5 obs
○ 2015-06-05 16:44:38
● 2015-10-28 00:24:44
● 2016-09-08 22:06:06
○ 2026-03-28 00:20:32
○ 2026-03-28 00:20:34
●A157.7.44.2432026-03-28 → 2026-03-28 · 3 obs
○ 2016-09-08 22:06:06
● 2026-03-28 00:20:32
● 2026-03-28 00:20:34
○A210.188.199.2152015-06-05 → 2015-06-05 · 3 obs
● 2015-06-05 16:44:38
○ 2015-10-28 00:24:44
○ 2026-03-28 00:20:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
arucom.comdns0.heteml.jp, dns1.heteml.jp-

✅ Authoritative Response

Server:157.7.44.53

NS records: dns0.heteml.jp, dns1.heteml.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arucom.com (unsigned zone)

⏱️ Timing

Total: 1051ms | Queries: -

📄 Records

TypeCountSample Data
A1157.7.44.243

Analysis

IP Addresses

smtp.arucom.com points to a single IP: 157.7.44.243.

Other host names, for instance 1592.jp, mic-tokyo.co.jp, the-body.net, scrap-design.com and pop.banban-bike.com share IP numbers with smtp.arucom.com.