off2class.net - dns.ninja
off2class.net
net
| 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=1781360048 | ||||||
Same first word
off2class.com |
off2class.net |
DNS History
7 records (6 active, 1 former)
●NSns21.domaincontrol.com2015-07-23 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
●NSns22.domaincontrol.com2015-07-23 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
●MXmailstore1.secureserver.net2015-07-23 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
●MXsmtp.secureserver.net2015-07-23 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
●A15.197.142.1732026-06-13 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
●A3.33.152.1472026-06-13 → 2026-06-13 · 2 obs
● 2026-06-13 14:15:40
○A50.63.202.72015-07-23 → 2018-09-03 · 3 obs
● 2018-09-03 06:31:38
○ 2026-06-13 14:15:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| off2class.net | ns21.domaincontrol.com, ns22.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.100.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for off2class.net (unsigned zone)
⏱️ Timing
Total: 736ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.142.173, 3.33.152.147 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
off2class.net points to two IP numbers: 3.33.152.147 and 15.197.142.173.
yyjairporter.ca, inayahman.com, caverunmarina.com and two other host names share IP numbers with off2class.net.
Name Servers
off2class.net is served by two delegated name servers, ns21.domaincontrol.com and ns22.domaincontrol.com.
off2class.net uses the same name servers as several other domains — among them overthecounterears.com, shalafinancial.com, singledivebuddy.com and two more.
Some name servers delegated to off2class.net are also used by other domains, notably lynkpediatrics.com and ddevgroup.in.
Each of the two host names carries two IP addresses: ns21.domaincontrol.com points to 97.74.100.11 and 2603:5:2141::b, and ns22.domaincontrol.com points to 173.201.68.11 and 2603:5:2241::b.
Mail Servers
Mail for off2class.net is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
off2class.net uses an identical mail server configuration to several other domains — among them atitlangrupo.es, ideallandscapeservice.com, optometricbillingservice.com and two more.
off2class.net and other domains — mellisreitershop.de for instance — share at least some mail servers.
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. Both hosts resolve to three IP numbers.