classfirst.net - robtex.com
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=1784205972 | ||||||
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
○ 2026-07-16 13:10:28
○NSdns01.muumuu-domain.com2018-12-21 → 2018-12-21 · 4 obs
● 2018-12-21 05:39:48
○ 2026-06-17 19:21:24
○ 2026-07-16 13:10:28
○NSdns02.muumuu-domain.com2018-12-21 → 2018-12-21 · 4 obs
● 2018-12-21 05:39:48
○ 2026-06-17 19:21:24
○ 2026-07-16 13:10:28
○NSns1.advarion.com2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-13 08:33:16
○ 2026-07-16 13:10:28
○NSns2.advarion.com2015-06-26 → 2015-06-26 · 3 obs
○ 2015-11-13 08:33:16
○ 2026-07-16 13:10:28
●NSns67.domaincontrol.com2026-06-17 → 2026-07-16 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-16 13:10:28
●NSns68.domaincontrol.com2026-06-17 → 2026-07-16 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-16 13:10:28
○MXclassfirst.sakura.ne.jp2018-12-21 → 2018-12-21 · 3 obs
○ 2026-06-17 19:21:24
○ 2026-07-16 13:10:28
●A15.197.148.332026-06-17 → 2026-07-16 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-16 13:10:28
○A203.183.70.2352018-12-21 → 2018-12-21 · 3 obs
○ 2026-06-17 19:21:24
○ 2026-07-16 13:10:28
●A3.33.130.1902026-06-17 → 2026-07-16 · 3 obs
● 2026-06-17 19:21:24
● 2026-07-16 13:10:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | i.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| classfirst.net | ns67.domaincontrol.com, ns68.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.71.44
NS records: ns67.domaincontrol.com, ns68.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classfirst.net (unsigned zone)
⏱️ Timing
Total: 602ms | 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 has two IP addresses: 3.33.130.190 and 15.197.148.33
Among the host names that share IP numbers with classfirst.net are walters.cc, kenningtonglobal.com, plankball.com and two others.
Name Servers
DNS delegation for classfirst.net points to two name servers: ns67.domaincontrol.com and ns68.domaincontrol.com.
classfirst.net has the same name server delegation as a number of other domains, such as ameritrea.com, capitalseed.org, troypedia.org and two more.
classfirst.net has partial name server overlap with other domains, including bridgewaycounseling.net.
ns67.domaincontrol.com directs to 97.74.103.44 and 2603:5:2174::2c. ns68.domaincontrol.com directs to 173.201.71.44 and 2603:5:2274::2c. Each host name carries two IP addresses.