questcup.jp - robtex.com
questcup.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.43.105.109🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv728.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 | questcup.jp ⭐ | ||||||
| A | 162.43.105.109🇯🇵 XSERVER-AS162.43.0.0/17 XSERVER Inc. | ||||||
| PTR | sv728.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv728.xbiz.ne.jp +a:questcup.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1777527003 | ||||||
MX for
questcup.jp |
Same first word
questcup.jp |
Similar names
DNS History
10 records (5 active, 5 former)
○NS01.dnsv.jp2015-05-23 → 2019-02-06 · 4 obs
● 2019-02-06 15:37:46
○ 2026-04-13 23:30:14
○ 2026-04-30 05:55:38
○NS02.dnsv.jp2015-05-23 → 2019-02-06 · 4 obs
● 2019-02-06 15:37:46
○ 2026-04-13 23:30:14
○ 2026-04-30 05:55:38
○NS03.dnsv.jp2015-12-24 → 2019-02-06 · 5 obs
● 2015-12-24 04:29:46
● 2019-02-06 15:37:46
○ 2026-04-13 23:30:14
○ 2026-04-30 05:55:38
○NS04.dnsv.jp2015-12-24 → 2019-02-06 · 5 obs
● 2015-12-24 04:29:46
● 2019-02-06 15:37:46
○ 2026-04-13 23:30:14
○ 2026-04-30 05:55:38
●NSns1.xbiz.ne.jp2026-04-13 → 2026-04-30 · 3 obs
● 2026-04-13 23:30:14
● 2026-04-30 05:55:38
●NSns2.xbiz.ne.jp2026-04-13 → 2026-04-30 · 3 obs
● 2026-04-13 23:30:14
● 2026-04-30 05:55:38
●NSns3.xbiz.ne.jp2026-04-13 → 2026-04-30 · 3 obs
● 2026-04-13 23:30:14
● 2026-04-30 05:55:38
●MXquestcup.jp2026-04-13 → 2026-04-30 · 2 obs
● 2026-04-30 05:55:38
○A157.7.134.2162015-05-23 → 2019-02-06 · 4 obs
● 2019-02-06 15:37:46
○ 2026-04-13 23:30:14
○ 2026-04-30 05:55:38
●A162.43.105.1092026-04-13 → 2026-04-30 · 3 obs
● 2026-04-13 23:30:14
● 2026-04-30 05:55:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| questcup.jp | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp, ns1.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns2.xbiz.ne.jp, ns3.xbiz.ne.jp, ns1.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for questcup.jp (unsigned zone)
⏱️ Timing
Total: 746ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.105.109 |
| NS | 3 | ns3.xbiz.ne.jp, ns2.xbiz.ne.jp... |
| MX | 1 | questcup.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv728.xbiz.ne.jp +a:questcup.j |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp)
Analysis
Mail Server Role
questcup.jp serves as the mail server for questcup.jp.
IP Addresses
questcup.jp points to a single IP number: 162.43.105.109.
Other host names, for instance apuro.com, assist001.com, libet.co.jp, sv728.xbiz.ne.jp and tsuru.ac.jp share IP numbers with questcup.jp.
Name Servers
The delegation for questcup.jp is handled by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
questcup.jp at least partially shares name servers with other domains, for instance tooken.jp, skiski.jp, shin-nakamura.co.jp, saitou-design.jp and support-inc.co.jp.
Host names with one 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 questcup.jp.
questcup.jp points to a single IP: 162.43.105.109.