refclasses.com - dns.ninja
refclasses.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.243.5🇺🇸 Amazon13.248.240.0/20 | ||||||
| PTR | a16e665f42988324c.awsglobalaccelerator.com | ||||||
| A | 76.223.105.230🇺🇸 Amazon76.223.96.0/20 | ||||||
| NS | ns39.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21d1::14🇺🇸 GODADDY-DNS2603:5:21d0::/44 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| A | 97.74.109.20🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| NS | ns40.domaincontrol.com | ||||||
| A | 2603:5:22d1::14🇺🇸 GODADDY-DNS2603:5:22d0::/44 | ||||||
| PTR | ns40.domaincontrol.com | ||||||
| A | 173.201.77.20🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns40.domaincontrol.com | ||||||
| SOA | ns39.domaincontrol.comdns@jomax.net 2025-05-07 #1 | ||||||
com
| 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=1793019931 | ||||||
Same first word
refclasses.com |
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns39.domaincontrol.com2026-09-07 → 2026-10-26 · 2 obs
● 2026-10-26 13:27:04
●NSns40.domaincontrol.com2026-09-07 → 2026-10-26 · 2 obs
● 2026-10-26 13:27:04
●A13.248.243.52026-09-07 → 2026-10-26 · 2 obs
● 2026-10-26 13:27:04
●A76.223.105.2302026-09-07 → 2026-10-26 · 2 obs
● 2026-10-26 13:27:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| refclasses.com | ns39.domaincontrol.com, ns40.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.77.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for refclasses.com (unsigned zone)
⏱️ Timing
Total: 858ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns39.domaincontrol.com, ns40.domaincontrol.com |
| SOA | 1 | ns39.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)
Analysis
IP Addresses
refclasses.com resolves to the IP addresses 13.248.243.5 and 76.223.105.230
Two other host names, along with lovesolid.com, cc-crms-online.com and stylingaura.com, also share IP numbers with refclasses.com.
Name Servers
refclasses.com uses two name servers for its delegation: ns39.domaincontrol.com and ns40.domaincontrol.com.
refclasses.com shares its NS records with other domains, for example g-paa.org, cindydebold.com, dogfencepgh.com and two others.
The two host names ns39.domaincontrol.com and ns40.domaincontrol.com each have a pair of IP addresses: ns39.domaincontrol.com has 97.74.109.20 and 2603:5:21d1::14, and ns40.domaincontrol.com has 173.201.77.20 and 2603:5:22d1::14.