hst20.com - robtex.com
hst20.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.43.119.77🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | sv412.xbiz.ne.jp | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | hst20.com ⭐ | ||||||
| A | 162.43.119.77🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | sv412.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv412.xbiz.ne.jp +a:hst20.com +mx include:spf.sender.xserver.jp inc... | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
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=1778601486 | ||||||
MX for
hst20.com |
Same first word
hst20.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSns1.hostmetro.com2018-06-14 → 2018-06-14 · 3 obs
○ 2026-03-21 05:43:22
○ 2026-05-12 15:59:10
●NSns1.xbiz.ne.jp2026-03-21 → 2026-05-12 · 3 obs
● 2026-03-21 05:43:22
● 2026-05-12 15:59:10
○NSns2.hostmetro.com2018-06-14 → 2018-06-14 · 3 obs
○ 2026-03-21 05:43:22
○ 2026-05-12 15:59:10
●NSns2.xbiz.ne.jp2026-03-21 → 2026-05-12 · 3 obs
● 2026-03-21 05:43:22
● 2026-05-12 15:59:10
●NSns3.xbiz.ne.jp2026-03-21 → 2026-05-12 · 3 obs
● 2026-03-21 05:43:22
● 2026-05-12 15:59:10
●MXhst20.com2018-06-14 → 2026-05-12 · 2 obs
● 2026-05-12 15:59:10
●A162.43.119.772026-03-21 → 2026-05-12 · 3 obs
● 2026-03-21 05:43:22
● 2026-05-12 15:59:10
○A50.31.160.1582018-06-14 → 2018-06-14 · 3 obs
○ 2026-03-21 05:43:22
○ 2026-05-12 15:59:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net... | - |
| hst20.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:35.76.79.244
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hst20.com (unsigned zone)
⏱️ Timing
Total: 1009ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.119.77 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | hst20.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv412.xbiz.ne.jp +a:hst20.com |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
hst20.com serves as the mail server for hst20.com.
IP Addresses
hst20.com points to a single IP address: 162.43.119.77.
Other host names such as tamaishika.com, leo-dental.com, www.tis-h.co.jp, lighthaiku.com and www.tamaishika.com share IP numbers with hst20.com.
Name Servers
hst20.com is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
At least part of the name servers for hst20.com are shared with other domains, for instance shinsen-mc.jp, hyperknife.info, azmax-pro.co.jp, b-pr.net and yokote-edu.jp.
Host names with a single IP:
ns1.xbiz.ne.jp points to: 157.112.182.247
ns2.xbiz.ne.jp points to: 35.76.79.244
ns3.xbiz.ne.jp points to: 157.112.191.237
Mail Servers
Mail for hst20.com is handled by a single mail server, hst20.com.
Host hst20.com points to IP 162.43.119.77.