session17.com - robtex.com
session17.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.210.41🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv860.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 | session17.com ⭐ | ||||||
| A | 85.131.210.41🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv860.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv860.xbiz.ne.jp +a:session17.com +mx include:spf.sender.xserver.jp... | ||||||
| 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=1778417521 | ||||||
MX for
session17.com |
Same first word
session17.com |
DNS History
13 records (5 active, 8 former)
○NSns1.jimdo.com2017-10-13 → 2017-10-13 · 4 obs
● 2017-10-13 07:39:34
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
○NSns1.rcahost.net2008-03-20 → 2008-03-20 · 3 obs
○ 2015-10-18 22:11:22
○ 2026-05-10 13:19:26
●NSns1.xbiz.ne.jp2026-03-21 → 2026-05-10 · 3 obs
● 2026-03-21 11:10:10
● 2026-05-10 13:19:26
○NSns2.jimdo.com2017-10-13 → 2017-10-13 · 4 obs
● 2017-10-13 07:39:34
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
○NSns2.rcahost.net2008-03-20 → 2008-03-20 · 3 obs
○ 2015-10-18 22:11:22
○ 2026-05-10 13:19:26
●NSns2.xbiz.ne.jp2026-03-21 → 2026-05-10 · 3 obs
● 2026-03-21 11:10:10
● 2026-05-10 13:19:26
●NSns3.xbiz.ne.jp2026-03-21 → 2026-05-10 · 3 obs
● 2026-03-21 11:10:10
● 2026-05-10 13:19:26
○MXmx1.jimdo.com2017-10-13 → 2017-10-13 · 3 obs
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
○MXmx2.jimdo.com2017-10-13 → 2017-10-13 · 3 obs
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
●MXsession17.com2026-03-21 → 2026-05-10 · 3 obs
● 2026-03-21 11:10:10
● 2026-05-10 13:19:26
○A52.212.145.982017-10-13 → 2017-10-13 · 3 obs
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
○A52.213.24.132017-10-13 → 2017-10-13 · 3 obs
○ 2026-03-21 11:10:10
○ 2026-05-10 13:19:26
●A85.131.210.412026-03-21 → 2026-05-10 · 3 obs
● 2026-03-21 11:10:10
● 2026-05-10 13:19:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| session17.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for session17.com (unsigned zone)
⏱️ Timing
Total: 1615ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.210.41 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | session17.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv860.xbiz.ne.jp +a:session17. |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Mail Server Role
session17.com serves as the mail server for session17.com.
IP Addresses
session17.com points to a single IP number: 85.131.210.41.
Other host names, for instance ap-tonamino.jp, sv860.xbiz.ne.jp, e-community.net, ns2.spec-computer.co.jp and kif-org.com share IP numbers with session17.com.
Name Servers
The domain session17.com is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
session17.com shares name servers with other domains at least partially, for instance zeeboon.co.jp, fudousan-tool.com, bena.jp, kankyo-sanpai.jp and ocworks.com.
Host names with a single IP number:
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
A single mail server handles session17.com and session17.com.
Host name session17.com resolves to IP 85.131.210.41.