a1-field.com - robtex.com
a1-field.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=1774953142 | ||||||
MX for
a1-field.com |
Same first word
a1-field.com |
DNS History
12 records (7 active, 5 former)
○NSns.isp-inf.co.jp2015-11-24 → 2016-12-25 · 5 obs
● 2015-11-24 16:49:30
● 2016-12-25 12:07:20
○ 2018-08-17 23:48:58
○ 2026-03-31 10:34:30
●NSns1.xserver.jp2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
○NSns2.atworks.co.jp2015-08-07 → 2016-12-25 · 4 obs
● 2016-12-25 12:07:20
○ 2018-08-17 23:48:58
○ 2026-03-31 10:34:30
●NSns2.xserver.jp2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
●NSns3.xserver.jp2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
●NSns4.xserver.jp2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
●NSns5.xserver.jp2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
○NSsv.a1-field.com2015-08-07 → 2016-12-25 · 4 obs
● 2016-12-25 12:07:20
○ 2018-08-17 23:48:58
○ 2026-03-31 10:34:30
●MXa1-field.com2018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
○MXsv.a1-field.com2015-08-07 → 2016-12-25 · 4 obs
● 2016-12-25 12:07:20
○ 2018-08-17 23:48:58
○ 2026-03-31 10:34:30
●A183.90.242.472018-08-17 → 2026-03-31 · 3 obs
● 2018-08-17 23:48:58
● 2026-03-31 10:34:30
○A210.239.47.1902015-08-07 → 2016-12-25 · 4 obs
● 2016-12-25 12:07:20
○ 2018-08-17 23:48:58
○ 2026-03-31 10:34:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net... | - |
| a1-field.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:157.112.182.220
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a1-field.com (unsigned zone)
⏱️ Timing
Total: 996ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.242.47 |
| NS | 5 | ns1.xserver.jp, ns5.xserver.jp... |
| MX | 1 | a1-field.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv2146.xserver.jp +a:a1-field. |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Mail Server Role
a1-field.com serves as the mail server for a1-field.com.
IP Addresses
a1-field.com points to IP number: 183.90.242.47.
Other host names such as jpsyuhan.com, rossminroyal.jp, ex-unit.vektor-inc.co.jp, kenaffiliate.com and vektor-inc.co.jp share IPs with a1-field.com.
Name Servers
a1-field.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
a1-field.com at least partially shares name servers with other domains, for instance syumien.com, cgskdgc.com, animallabo.com, swing-online.com and 123a.jp.
Host names with three IP numbers:
ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
ns2.xserver.jp points to: 35.72.43.26.
ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
a1-field.com is handled by a single mail server, a1-field.com.
a1-field.com points to a single IP: 183.90.242.47.