sales-knowhow.com - robtex.com
sales-knowhow.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=1774978767 | ||||||
MX for
sales-knowhow.com |
Same first word
sales-knowhow.com |
DNS History
7 records (7 active, 0 former)
●NSns1.xserver.jp2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●NSns2.xserver.jp2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●NSns3.xserver.jp2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●NSns4.xserver.jp2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●NSns5.xserver.jp2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●MXsales-knowhow.com2026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
●A183.181.84.1382026-03-08 → 2026-03-31 · 2 obs
● 2026-03-31 18:02:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sales-knowhow.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.164
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 sales-knowhow.com (unsigned zone)
⏱️ Timing
Total: 2790ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.181.84.138 |
| NS | 5 | ns1.xserver.jp, ns5.xserver.jp... |
| MX | 1 | sales-knowhow.com (pri: 0) |
| TXT | 2 | google-site-verification=_CX_fPy-QITQHjj, v=spf1 +a:sv8617.xserver.jp +a:sales-kno |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
sales-knowhow.com serves as the mail server for sales-knowhow.com.
IP Addresses
sales-knowhow.com points to a single IP address: 183.181.84.138.
Other host names such as www.hoplus.jp, sv8617.xserver.jp, mikupub.com, nlabstudy.com and liz-ac.com share IP numbers with sales-knowhow.com.
Name Servers
sales-knowhow.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 sales-knowhow.com are shared with other domains, for instance 5ka9.com, kokudokeibi.co.jp, sumitv.net, geinou108.com and n-cpa.net.
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 sales-knowhow.com is handled by a single mail server, sales-knowhow.com.
Host sales-knowhow.com points to IP 183.181.84.138.