a3mnt.com - robtex.com
a3mnt.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.43.102.13🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv1712.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | a3mnt.com ⭐ | ||||||
| A | 162.43.102.13🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv1712.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv1712.xbiz.ne.jp +a:a3mnt.com +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777169331 | ||||||
MX for
a3mnt.com |
Same first word
a3mnt.com |
Similar names
DNS History
9 records (5 active, 4 former)
○NSdns01.gmoserver.jp2015-06-11 → 2016-04-19 · 3 obs
● 2016-04-19 16:17:06
○ 2026-04-26 02:39:02
○NSdns02.gmoserver.jp2015-06-11 → 2016-04-19 · 3 obs
● 2016-04-19 16:17:06
○ 2026-04-26 02:39:02
●NSns1.xbiz.ne.jp2026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 02:39:02
●NSns2.xbiz.ne.jp2026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 02:39:02
●NSns3.xbiz.ne.jp2026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 02:39:02
●MXa3mnt.com2026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 02:39:02
○MXmx.a3mnt.com2015-06-11 → 2016-04-19 · 3 obs
● 2016-04-19 16:17:06
○ 2026-04-26 02:39:02
○A157.7.144.52015-06-11 → 2016-04-19 · 3 obs
● 2016-04-19 16:17:06
○ 2026-04-26 02:39:02
●A162.43.102.132026-04-26 → 2026-04-26 · 2 obs
● 2026-04-26 02:39:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| a3mnt.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a3mnt.com (unsigned zone)
⏱️ Timing
Total: 958ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.102.13 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | a3mnt.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv1712.xbiz.ne.jp +a:a3mnt.com |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
a3mnt.com is the mail server for a3mnt.com.
IP Addresses
a3mnt.com resolves to a single IP: 162.43.102.13.
Other host names, for instance, mx.kamemushi-kujyo.com, kujyo-zaurus.com, www.kujyo-zaurus.com and sv1712.xbiz.ne.jp share IP numbers with a3mnt.com.
Name Servers
a3mnt.com delegates to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
a3mnt.com shares some name servers with other domains, for example koshiku.com, daisey.co.jp, 1web.co.jp, kinparo.com and nakagawa-wine.co.jp.
Host names with a single IP: ns1.xbiz.ne.jp points to 157.112.182.247; ns2.xbiz.ne.jp points to 35.76.79.244; ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
One mail server handles a3mnt.com.
Host name a3mnt.com points to IP 162.43.102.13.