classmaster.co - robtex.com
classmaster.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759784938 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns1.afternic.com2026-09-26 → 2026-10-20 · 2 obs
● 2026-10-20 02:43:58
●NSns2.afternic.com2026-09-26 → 2026-10-20 · 2 obs
● 2026-10-20 02:43:58
●A13.248.169.482026-09-26 → 2026-10-20 · 2 obs
● 2026-10-20 02:43:58
●A76.223.54.1462026-09-26 → 2026-10-20 · 2 obs
● 2026-10-20 02:43:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| classmaster.co | ns1.afternic.com, ns2.afternic.com | - |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classmaster.co (unsigned zone)
⏱️ Timing
Total: 845ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
Analysis
IP Addresses
classmaster.co points to the IP addresses 13.248.169.48 and 76.223.54.146
Additional host names — motoslitta.com, sgtraders.com, relaxability.com and two others — share IP numbers with classmaster.co.
Name Servers
The NS records for classmaster.co delegate to ns1.afternic.com and ns2.afternic.com.
classmaster.co shares its name server setup with other domains, including healthycanadians.com, hydro.cc, muse.financial and two others.
At least some of classmaster.co's name servers are shared with other domains, for example louisa.co, takto.me, artmakerai.com and two more.
These name servers tend to be deployed in combination with the name servers verification-m3erh32ujyoastvophjvuz.ns101.verify.hn and verification-d3jclucsp89ganyqbydeny.ns101.verify.hn.
ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45. Likewise, ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45 — two IP addresses apiece.