classfirst.net - dns.ninja
classfirst.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns67.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2174::2c🇺🇸 GODADDY-DNS2603:5:2170::/44 | ||||||
| PTR | ns67.domaincontrol.com | ||||||
| A | 97.74.103.44🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns67.domaincontrol.com | ||||||
| NS | ns68.domaincontrol.com | ||||||
| A | 2603:5:2274::2c🇺🇸 GODADDY-DNS2603:5:2270::/44 | ||||||
| PTR | ns68.domaincontrol.com | ||||||
| A | 173.201.71.44🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns68.domaincontrol.com | ||||||
| SOA | ns67.domaincontrol.comdns@jomax.net 2026-03-19 #0 | ||||||
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=1784416602 | ||||||
Previously NS for
classfirst.net |
Same first word
classfirst.in |
classfirst.net |
classfirst.com |
Similar names
DNS History
11 records (4 active, 7 former)
○NSclassfirst.net2018-12-21 → 2018-12-21 · 4 obs
● 2018-12-21 05:39:48
○ 2026-06-17 19:21:24
○ 2026-07-18 23:44:46
○NSdns01.muumuu-domain.com2018-12-21 → 2018-12-21 · 4 obs
● 2018-12-21 05:39:48
○ 2026-06-17 19:21:24
○ 2026-07-18 23:44:46
○NSdns02.muumuu-domain.com2018-12-21 → 2018-12-21 · 4 obs
● 2018-12-21 05:39:48
○ 2026-06-17 19:21:24
○ 2026-07-18 23:44:46
○NSns1.advarion.com2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-13 08:33:16
○ 2026-07-18 23:44:46
○NSns2.advarion.com2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-13 08:33:16
○ 2026-07-18 23:44:46
●NSns67.domaincontrol.com2026-06-17 → 2026-07-18 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-18 23:44:46
●NSns68.domaincontrol.com2026-06-17 → 2026-07-18 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-18 23:44:46
○MXclassfirst.sakura.ne.jp2018-12-21 → 2018-12-21 · 3 obs
○ 2026-06-17 19:21:24
○ 2026-07-18 23:44:46
●A15.197.148.332026-06-17 → 2026-07-18 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-18 23:44:46
○A203.183.70.2352018-12-21 → 2018-12-21 · 3 obs
○ 2026-06-17 19:21:24
○ 2026-07-18 23:44:46
●A3.33.130.1902026-06-17 → 2026-07-18 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-18 23:44:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| classfirst.net | ns67.domaincontrol.com, ns68.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.103.44
NS records: ns67.domaincontrol.com, ns68.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classfirst.net (unsigned zone)
⏱️ Timing
Total: 180ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns67.domaincontrol.com, ns68.domaincontrol.com |
| SOA | 1 | ns67.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
classfirst.net points to the IP addresses 3.33.130.190 and 15.197.148.33
walters.cc, kenningtonglobal.com, plankball.com plus two other host names have IP numbers in common with classfirst.net.
Name Servers
classfirst.net is served by two delegated name servers, ns67.domaincontrol.com and ns68.domaincontrol.com.
The name server configuration of classfirst.net is shared with other domains, for instance ameritrea.com, capitalseed.org, troypedia.org and two others.
The DNS delegation for classfirst.net at least partly coincides with that of other domains, bridgewaycounseling.net being one example.
Each of the two host names carries two IP addresses: ns67.domaincontrol.com points to 97.74.103.44 and 2603:5:2174::2c, and ns68.domaincontrol.com points to 173.201.71.44 and 2603:5:2274::2c.