jsassist.com - robtex.com
jsassist.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.231.128🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv347.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 | jsassist.com ⭐ | ||||||
| A | 183.90.231.128🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv347.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv347.xbiz.ne.jp +a:jsassist.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=1774391212 | ||||||
MX for
jsassist.com |
Subdomains
www.jsassist.com |
Same first word
jsassist.com |
DNS History
13 records (5 active, 8 former)
○NSdns0.heteml.jp2015-11-24 → 2017-04-19 · 4 obs
● 2015-11-24 21:54:20
● 2017-04-19 16:35:02
○ 2026-03-24 22:29:16
○NSdns1.heteml.jp2015-11-24 → 2017-04-19 · 4 obs
● 2015-11-24 21:54:20
● 2017-04-19 16:35:02
○ 2026-03-24 22:29:16
○NSns1.hpw.co.jp2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-24 21:54:20
○ 2026-03-24 22:29:16
●NSns1.xbiz.ne.jp2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 22:29:16
○NSns2.hpw.co.jp2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-24 21:54:20
○ 2026-03-24 22:29:16
●NSns2.xbiz.ne.jp2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 22:29:16
●NSns3.xbiz.ne.jp2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 22:29:16
●MXjsassist.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 22:29:16
○MXmail.jsassist.com2015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-24 21:54:20
○ 2026-03-24 22:29:16
○MXmail17.heteml.jp2015-11-24 → 2017-04-19 · 4 obs
● 2015-11-24 21:54:20
● 2017-04-19 16:35:02
○ 2026-03-24 22:29:16
○A157.7.188.1992015-11-24 → 2017-04-19 · 4 obs
● 2015-11-24 21:54:20
● 2017-04-19 16:35:02
○ 2026-03-24 22:29:16
●A183.90.231.1282026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 22:29:16
○A211.10.31.1462015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-24 21:54:20
○ 2026-03-24 22:29:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| jsassist.com | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp | - |
✅ Authoritative Response
Server:157.112.191.237
NS records: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsassist.com (unsigned zone)
⏱️ Timing
Total: 936ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.128 |
| NS | 3 | ns1.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | jsassist.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv347.xbiz.ne.jp +a:jsassist.c |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
Analysis
Hierarchy
The parent of www.jsassist.com is jsassist.com.
Mail Server Role
jsassist.com serves as a mail server for jsassist.com.
IP Addresses
jsassist.com points to a single IP: 183.90.231.128.
Other host names, for instance mail.e-purehome.jp, hashino-clinic.com, webtanto.net, www.hashino-clinic.com and tk-g.co.jp share IP numbers with jsassist.com.
Name Servers
jsassist.com is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
jsassist.com partially shares name servers with other domains; examples include 36golf.com, apach.jp, gphotel.jp, tokyo-escrow.com and toyo-piano.com.
Host names with one IP number:
Host ns1.xbiz.ne.jp points to 157.112.182.247.
Host ns2.xbiz.ne.jp points to 35.76.79.244.
Host ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
jsassist.com is handled by a single mail server, jsassist.com.
jsassist.com points to a single IP: 183.90.231.128.