sigmasort.com - robtex.com
sigmasort.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=1774422097 | ||||||
MX for
sigmasort.com |
Same first word
sigmasort.com |
Similar names
DNS History
11 records (7 active, 4 former)
○NSns1.willnet.ne.jp2019-12-15 → 2019-12-15 · 3 obs
○ 2026-02-20 03:34:24
○ 2026-03-25 07:21:08
●NSns1.xserver.jp2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
○NSns2.willnet.ne.jp2019-12-15 → 2019-12-15 · 3 obs
○ 2026-02-20 03:34:24
○ 2026-03-25 07:21:08
●NSns2.xserver.jp2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
●NSns3.xserver.jp2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
●NSns4.xserver.jp2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
●NSns5.xserver.jp2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
○MXmail.sigmasort.com2019-12-15 → 2019-12-15 · 3 obs
○ 2026-02-20 03:34:24
○ 2026-03-25 07:21:08
●MXsigmasort.com2026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
○A163.43.94.662019-12-15 → 2019-12-15 · 3 obs
○ 2026-02-20 03:34:24
○ 2026-03-25 07:21:08
●A202.210.8.862026-02-20 → 2026-03-25 · 3 obs
● 2026-02-20 03:34:24
● 2026-03-25 07:21:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net... | - |
| sigmasort.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:157.112.182.218
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 sigmasort.com (unsigned zone)
⏱️ Timing
Total: 433ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.210.8.86 |
| NS | 5 | ns5.xserver.jp, ns3.xserver.jp... |
| MX | 1 | sigmasort.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv10565.xserver.jp +a:sigmasor |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
sigmasort.com serves as the mail server for sigmasort.com.
IP Addresses
sigmasort.com resolves to one IP number: 202.210.8.86.
Other host names, for instance _dc-mx.89a89850767f.sigmanest.jp, itozen.com, jgscorp.com, sv10565.xserver.jp and hump.jp share IP numbers with sigmasort.com.
Name Servers
sigmasort.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
sigmasort.com at least partially shares name servers with other domains, including trendlife.info, uncensoredextreme.com, mediabase.co.jp, wakita-hitecs.co.jp and sensui.biz.
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
sigmasort.com is handled by a single mail server, sigmasort.com.
Host name sigmasort.com resolves to a single IP: 202.210.8.86.