opensudoku.com - robtex.com
opensudoku.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=1774516927 | ||||||
Same first word
opensudoku.com |
DNS History
7 records (5 active, 2 former)
○NSns1.hostmonster.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-13 04:12:20
○ 2026-03-26 09:40:24
○NSns2.hostmonster.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-13 04:12:20
○ 2026-03-26 09:40:24
●NSns77.domaincontrol.com2017-02-19 → 2026-03-26 · 3 obs
● 2017-02-19 14:57:52
● 2026-03-26 09:40:24
●NSns78.domaincontrol.com2017-02-19 → 2026-03-26 · 3 obs
● 2017-02-19 14:57:52
● 2026-03-26 09:40:24
●MXmailstore1.secureserver.net2017-02-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:40:24
●MXsmtp.secureserver.net2017-02-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:40:24
●A52.91.148.992017-02-19 → 2026-03-26 · 2 obs
● 2026-03-26 09:40:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| opensudoku.com | ns77.domaincontrol.com, ns78.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.49
NS records: ns77.domaincontrol.com, ns78.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensudoku.com (unsigned zone)
⏱️ Timing
Total: 77ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.91.148.99 |
| NS | 2 | ns77.domaincontrol.com, ns78.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns77.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns77.domaincontrol.com, ns77.domaincontrol.com, ns78.domaincontrol.com...)
Analysis
IP Addresses
opensudoku.com points to IP number 52.91.148.99.
Other host names, for instance, ec2-52-91-148-99.compute-1.amazonaws.com share IP numbers with opensudoku.com.
Name Servers
opensudoku.com is delegated to two name servers: ns77.domaincontrol.com and ns78.domaincontrol.com.
opensudoku.com uses the same name server setup as other domains such as neurotopic.com, cavadalaw.com, yun.com.tw, magnoliaisland.com and americanmedicalcertificationawards.net.
opensudoku.com shares name servers with other domains at least partially, for example tcvault.com.
Host names with two IP numbers:
ns77.domaincontrol.com points to 2603:5:21c4::31 and 97.74.108.49; ns78.domaincontrol.com points to 2603:5:22c4::31 and 173.201.76.49.
Mail Servers
Two mail servers mailstore1.secureserver.net and smtp.secureserver.net handle opensudoku.com.
opensudoku.com shares the same mail server setup as other domains, for instance acxess.net, colorap.com, ditamail.net, shopog.com and didyougetmytxt.com.
opensudoku.com shares at least partially some mail servers with other domains, for instance seattlepropertyrental.com.
Host names with three IP numbers:
mailstore1.secureserver.net points to: 216.69.141.78, 216.69.141.114 and 216.69.141.162.
smtp.secureserver.net points to: 216.69.141.71, 216.69.141.84 and 216.69.141.113.