mail.sky-21.com - robtex.com

mail.sky-21.com

DNSSEC⚠️ Not signed
A160.251.148.142🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
PTRmail1020.conoha.ne.jp

sky-21.com

DNSSEC⚠️ Not signed
A118.27.122.21🇯🇵 GMO-INTERNET118.27.122.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan
NSns-a1.conoha.io ⭐
NSns-a2.conoha.io
NSns-a3.conoha.io
MXmx2.conoha.ne.jp ⭐
TXTv=spf1 include:_spf.conoha.ne.jp ~all
SOAns-a1.conoha.iopostmaster@sky-21.com serial=1772733895

Previously MX for

sky-21.com

Same first word

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DNS History

3 records (1 active, 2 former)

201820192020202120222023202420252026A160.251.148.142176.9.7.1212a01:4f8:141:5063::1
●A160.251.148.1422026-02-28 → 2026-03-26 · 3 obs
○ 2017-09-28 19:54:16
● 2026-02-28 12:23:26
● 2026-03-26 17:54:10
○A176.9.7.1212017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 19:54:16
○ 2026-02-28 12:23:26
○ 2026-03-26 17:54:10
○A2a01:4f8:141:5063::12017-09-28 → 2017-09-28 · 3 obs
● 2017-09-28 19:54:16
○ 2026-02-28 12:23:26
○ 2026-03-26 17:54:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...-
sky-21.comns-a1.conoha.io, ns-a2.conoha.io, ns-a3.conoha.io-

✅ Authoritative Response

Server:150.95.23.148

NS records: ns-a1.conoha.io, ns-a2.conoha.io, ns-a3.conoha.io

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sky-21.com (unsigned zone)

⏱️ Timing

Total: 3847ms | Queries: -

📄 Records

TypeCountSample Data
A1160.251.148.142

Analysis

IP Addresses

mail.sky-21.com resolves to a single IP: 160.251.148.142.

Other host names, for instance mail.1dc.jp, mail.otsuka-nettaigyo.com, mail.phatcampus.com, mail.studioprima.jp and mail.soten.net share IP numbers with mail.sky-21.com.