3-isa.com - robtex.com
3-isa.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=1777018271 | ||||||
MX for
3-isa.com |
Same first word
3-isa.com |
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.xserver.jp2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●NSns2.xserver.jp2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●NSns3.xserver.jp2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●NSns4.xserver.jp2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●NSns5.xserver.jp2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●MX3-isa.com2016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
●A120.136.14.342016-12-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:14:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net, l.gtld-servers.net... | - |
| 3-isa.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.170
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 3-isa.com (unsigned zone)
⏱️ Timing
Total: 680ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.136.14.34 |
| NS | 5 | ns4.xserver.jp, ns1.xserver.jp... |
| MX | 1 | 3-isa.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv773.xserver.jp +a:3-isa.com |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Mail Server Role
3-isa.com serves as the mail server for 3-isa.com.
IP Addresses
3-isa.com points to a single IP address: 120.136.14.34.
Other host names such as matome-hikaku.com, hostmaster.cosmo-j-nine.com, cosmo-j-nine.com, hostmaster.koeki.jp and ideal-okinawa.com share IP numbers with 3-isa.com.
Name Servers
3-isa.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
At least part of the name servers for 3-isa.com are shared with other domains, for instance mitton20.com, karu.jp, machami.com, ubf-literacy.com and mes-sl.com.
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
Mail for 3-isa.com is handled by a single mail server, 3-isa.com.
Host 3-isa.com points to IP 120.136.14.34.