classr.dev - robtex.com
classr.dev
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NSdns1.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●NSdns2.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●MXeforward1.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●MXeforward2.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●MXeforward3.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●MXeforward4.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●MXeforward5.registrar-servers.com2026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
●A76.76.21.212026-09-24 → 2026-11-02 · 2 obs
● 2026-11-02 09:33:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld4.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | 10 records |
| classr.dev | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classr.dev (unsigned zone)
⏱️ Timing
Total: 393ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
classr.dev resolves to one IP address: 76.76.21.21.
paipan-mania.jp, miracres.com, chinaapplesc.com and two other host names share IP numbers with classr.dev.
Name Servers
classr.dev is served by two delegated name servers, dns1.registrar-servers.com and dns2.registrar-servers.com.
classr.dev uses the same name servers as several other domains — among them getvanto.com, zigmalabs.com, chantillywindows.com and two more.
Each of the two host names carries two IP addresses: dns1.registrar-servers.com points to 156.154.132.200 and 2610:a1:1024::200, and dns2.registrar-servers.com points to 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
classr.dev has five mail servers, which are eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.
classr.dev has at least partial mail server overlap with other domains such as shuffle111.online, attractmoto.com, strikekinetics.com and two more.
It is common to find these mail servers used together with the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.
Hosts with just one IP address:
eforward1.registrar-servers.com points to the IP address 162.255.118.51.
eforward2.registrar-servers.com points to the IP address 162.255.118.52.
eforward3.registrar-servers.com points to the IP address 162.255.118.51.
eforward4.registrar-servers.com points to the IP address 162.255.118.52.
eforward5.registrar-servers.com points to the IP address 162.255.118.51.
The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.
These two host names — eforward2.registrar-servers.com and eforward4.registrar-servers.com — each point to 162.255.118.52 IP addresses.