mx.arcott.ac.jp - robtex.com
mx.arcott.ac.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.91🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-05.gmoserver.jp | ||||||
arcott.ac.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| NS | dns02.gmoserver.jp | ||||||
| MX | mx.arcott.ac.jp ⭐ | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@arcott.ac.jp 2021-12-07 #4 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A157.7.144.132016-02-26 → 2016-02-26 · 3 obs
● 2016-02-26 02:55:44
○ 2026-03-14 14:42:40
○ 2026-03-26 16:41:12
○ 2026-03-14 14:42:40
○ 2026-03-26 16:41:12
●A160.251.229.912026-03-14 → 2026-03-26 · 3 obs
○ 2016-02-26 02:55:44
● 2026-03-14 14:42:40
● 2026-03-26 16:41:12
● 2026-03-14 14:42:40
● 2026-03-26 16:41:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| arcott.ac.jp | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for arcott.ac.jp (unsigned zone)
⏱️ Timing
Total: 2476ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.91 |
Analysis
Mail Server Role
The mail server for arcott.ac.jp is mx.arcott.ac.jp.
IP Addresses
mx.arcott.ac.jp points to a single IP number: 160.251.229.91.
Other host names, for instance mx.kk-syoko.jp, mx.nichibutsu.net, mx.ato-group.co.jp, mx.kurosaka-shojiro.com and mx.shin-sekkei.com share IP numbers with mx.arcott.ac.jp.