szk01.com - robtex.com
szk01.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=1778983128 | ||||||
MX for
szk01.com |
Same first word
szk01.com |
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
●NSns2.xserver.jp2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
●NSns3.xserver.jp2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
●NSns4.xserver.jp2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
●NSns5.xserver.jp2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
●MXszk01.com2016-12-20 → 2026-05-17 · 2 obs
● 2026-05-17 02:27:34
○A157.112.152.662016-12-20 → 2026-04-29 · 4 obs
● 2026-04-29 07:13:30
○ 2026-05-03 11:13:22
○ 2026-05-17 02:27:34
●A85.131.213.1892026-05-03 → 2026-05-17 · 3 obs
● 2026-05-03 11:13:22
● 2026-05-17 02:27:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| szk01.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
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 szk01.com (unsigned zone)
⏱️ Timing
Total: 3049ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.213.189 |
| NS | 5 | ns4.xserver.jp, ns5.xserver.jp... |
| MX | 1 | szk01.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv17038.xserver.jp +a:szk01.co |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Mail Server Role
szk01.com is used as a mail server for szk01.com.
IP Addresses
szk01.com points to one IP number: 85.131.213.189.
other host names, for instance sv.try-out.net, refine-pro.com, delivery-life.com and 2 other share IP numbers with szk01.com.
Name Servers
szk01.com is delegated to five name servers, ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and 2 other.
szk01.com at least partially shares name servers with other domains, for instance estage.biz, shizuoka-shokokai.jp, tarasan8955.com and 2 other.
these name servers are often used together with the name servers ns4.xserver.jp and ns5.xserver.jp.
Host names with three IP numbers:
The host name ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The host name ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The host name ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
The host name ns2.xserver.jp points to: 35.72.43.26.
The host name ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
szk01.com is handled by one mail server, szk01.com.
The host name szk01.com points to one IP number: 85.131.213.189.