dueler.org - robtex.com
dueler.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | udns1.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2001:502:f3ff::d🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| A | 204.69.234.1🇺🇸 MAINT-ID-12008204.69.234.0/24 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| NS | udns2.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1014::d🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
| A | 204.74.101.1🇺🇸 MAINT-ID-12008204.74.101.0/24 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1777004737 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSudns1.ultradns.net2026-04-15 → 2026-04-24 · 2 obs
● 2026-04-24 04:59:28
●NSudns2.ultradns.net2026-04-15 → 2026-04-24 · 2 obs
● 2026-04-24 04:59:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| dueler.org | udns1.ultradns.net, udns2.ultradns.net | - |
✅ Authoritative Response
Server:204.74.101.1
NS records: udns1.ultradns.net, udns2.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dueler.org (unsigned zone)
⏱️ Timing
Total: 243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
dueler.org's delegation uses two name servers: udns1.ultradns.net and udns2.ultradns.net.
dueler.org uses the same name server setup as other domains, such as velocitysoftware.com, joinairmedcarenetwork.net, riversidecompany.pro, panjandrum.org and 98.142.79.4.in-addr.arpa.
dueler.org at least partially shares name servers with other domains, including fscu.net, shiftracing.com, cargois.com, teslainmissouri.com and vaacations.net.
These name servers are commonly used with pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk, ns1.dealer.com and ns2.dealer.com.
Host names with two IPs:
udns1.ultradns.net points to 2001:502:f3ff::d and 204.69.234.1
udns2.ultradns.net points to 2610:a1:1014::d and 204.74.101.1