a1u1.com - robtex.com
a1u1.com
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=1778843226 | ||||||
MX for
a1u1.com |
Same first word
a1u1.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.wpx.ne.jp2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 12:15:02
● 2026-05-15 11:11:58
○NSns11.value-domain.com2015-08-17 → 2016-04-02 · 4 obs
● 2016-04-02 21:32:28
○ 2026-04-10 12:15:02
○ 2026-05-15 11:11:58
○NSns12.value-domain.com2015-08-17 → 2016-04-02 · 4 obs
● 2016-04-02 21:32:28
○ 2026-04-10 12:15:02
○ 2026-05-15 11:11:58
○NSns13.value-domain.com2015-08-17 → 2016-04-02 · 4 obs
● 2016-04-02 21:32:28
○ 2026-04-10 12:15:02
○ 2026-05-15 11:11:58
●NSns2.wpx.ne.jp2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 12:15:02
● 2026-05-15 11:11:58
●NSns3.wpx.ne.jp2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 12:15:02
● 2026-05-15 11:11:58
●MXa1u1.com2015-08-17 → 2026-05-15 · 2 obs
● 2026-05-15 11:11:58
○A153.122.53.702015-08-17 → 2016-04-02 · 4 obs
● 2016-04-02 21:32:28
○ 2026-04-10 12:15:02
○ 2026-05-15 11:11:58
●A162.43.107.32026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 12:15:02
● 2026-05-15 11:11:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| a1u1.com | ns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp | - |
✅ Authoritative Response
Server:157.112.145.70
NS records: ns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a1u1.com (unsigned zone)
⏱️ Timing
Total: 2163ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.107.3 |
| NS | 3 | ns1.wpx.ne.jp, ns3.wpx.ne.jp... |
| MX | 1 | a1u1.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv4002.wpx.ne.jp +a:a1u1.com + |
| SOA | 1 | ns1.wpx.ne.jp root.wpx.ne.jp |
Analysis
Mail Server Role
a1u1.com serves as a mail server for a1u1.com.
IP Addresses
a1u1.com points to a single IP: 162.43.107.3.
Other host names, for instance toyamajc.or.jp, sv4002.wpx.ne.jp, www.tnkjapan.com, oppaism.net and pink-hole.com share IP numbers with a1u1.com.
Name Servers
a1u1.com is delegated to three name servers: ns1.wpx.ne.jp, ns2.wpx.ne.jp and ns3.wpx.ne.jp.
a1u1.com partially shares name servers with other domains; examples include sharepiks.com, makii.com, manecco.net, the-sider.com and car-tax.jp.
Host names with nine IP numbers: ns1.wpx.ne.jp points to 157.112.145.65, 157.112.145.66, 157.112.145.67, 157.112.145.68, 157.112.145.69, 157.112.145.70, 157.112.145.145, 157.112.145.146 and 157.112.145.232.
Host names with eight IP numbers: ns2.wpx.ne.jp points to 120.136.10.149, 120.136.10.150, 120.136.10.243, 183.90.225.214, 183.90.225.215, 183.90.225.216, 183.90.225.217 and 183.90.225.218.
Host names with seven IP numbers: ns3.wpx.ne.jp points to 157.112.182.226, 157.112.182.227, 157.112.182.228, 157.112.182.229, 157.112.182.230, 157.112.182.254 and 202.226.37.244.
Mail Servers
a1u1.com is handled by a single mail server, a1u1.com.
a1u1.com points to a single IP: 162.43.107.3.