questcoo.com - robtex.com
questcoo.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=1771291435 | ||||||
MX for
questcoo.com |
Same first word
questcoo.com |
DNS History
11 records (7 active, 4 former)
●NSns1.xserver.jp2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
●NSns2.xserver.jp2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
●NSns3.xserver.jp2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
●NSns4.xserver.jp2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
●NSns5.xserver.jp2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
○NSuns01.lolipop.jp2018-08-03 → 2018-08-03 · 3 obs
○ 2026-02-15 11:44:02
○ 2026-03-23 16:49:18
○NSuns02.lolipop.jp2018-08-03 → 2018-08-03 · 3 obs
○ 2026-02-15 11:44:02
○ 2026-03-23 16:49:18
○MXmx01.lolipop.jp2018-08-03 → 2018-08-03 · 3 obs
○ 2026-02-15 11:44:02
○ 2026-03-23 16:49:18
●MXquestcoo.com2026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
○A157.7.107.2442018-08-03 → 2018-08-03 · 3 obs
○ 2026-02-15 11:44:02
○ 2026-03-23 16:49:18
●A162.43.101.402026-02-15 → 2026-03-23 · 3 obs
● 2026-02-15 11:44:02
● 2026-03-23 16:49:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| questcoo.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.246
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 questcoo.com (unsigned zone)
⏱️ Timing
Total: 2981ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.101.40 |
| NS | 5 | ns2.xserver.jp, ns3.xserver.jp... |
| MX | 1 | questcoo.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv14839.xserver.jp +a:questcoo |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
questcoo.com serves as the mail server for questcoo.com.
IP Addresses
questcoo.com points to a single IP address: 162.43.101.40.
Other host names such as terao-clinic.com, mail.tomoda.ne.jp, teruei.co.jp, sv14839.xserver.jp and tochigi-braves.jp share IP numbers with questcoo.com.
Name Servers
questcoo.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
At least part of the name servers for questcoo.com are shared with other domains, for instance shinohara-eng.jp, daijyob.com, best-life-ever.net, imone.jp and over-drive.net.
Host names with three IP numbers:
ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
ns2.xserver.jp points to 35.72.43.26.
ns3.xserver.jp points to 202.226.36.247.
Mail Servers
Mail for questcoo.com is handled by a single mail server, questcoo.com.
Host questcoo.com points to IP 162.43.101.40.