ntzero.org - dns.ninja
ntzero.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | authns1.untd.com ⭐ | ||||||
| A | 64.136.52.115🇺🇸 UNSPECIFIED64.136.52.0/22 UOL VGS Block | ||||||
| PTR | authns1.untd.com | ||||||
| NS | authns2.untd.com | ||||||
| A | 64.136.44.115🇺🇸 UNSPECIFIED64.136.44.0/22 UOL DCA Block | ||||||
| PTR | authns2.untd.com | ||||||
| NS | authns3.untd.com | ||||||
| A | 162.219.154.107🇺🇸 AS19107162.219.154.0/24 | ||||||
| MX | mxcorp.dca.untd.com ⭐ | ||||||
| A | 64.136.44.38🇺🇸 UNSPECIFIED64.136.44.0/22 UOL DCA Block | ||||||
| PTR | mxcorp.dca.untd.com | ||||||
| MX | mxcorp.vgs.untd.com ⭐ | ||||||
| A | 64.136.52.38🇺🇸 UNSPECIFIED64.136.52.0/22 UOL VGS Block | ||||||
| PTR | mxcorp.vgs.untd.com | ||||||
| TXT | spf2.0/pra ip4:64.136.0.0/20 ip4:64.136.16.0/21 ip4:64.136.28.0/22 ip4:64.136... | ||||||
| TXT | v=spf1 ip4:64.136.0.0/20 ip4:64.136.16.0/21 ip4:64.136.28.0/22 ip4:64.136.32.... | ||||||
| SOA | authns1.untd.comhostmaster@noc.untd.com 2014-07-17 #0 | ||||||
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=1783734863 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXmxcorp.dca.untd.com2015-05-23 → 2026-07-11 · 2 obs
● 2026-07-11 02:05:52
●MXmxcorp.vgs.untd.com2015-05-23 → 2026-07-11 · 2 obs
● 2026-07-11 02:05:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| ntzero.org | authns3.untd.com, authns1.untd.com, authns2.untd.com | - |
✅ Authoritative Response
Server:64.136.52.115
NS records: authns3.untd.com, authns1.untd.com, authns2.untd.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ntzero.org (unsigned zone)
⏱️ Timing
Total: 2072ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | authns3.untd.com, authns1.untd.com... |
| MX | 2 | mxcorp.vgs.untd.com (pri: 10), mxcorp.dca.untd.com (pri: 10) |
| TXT | 2 | spf2.0/pra ip4:64.136.0.0/20 ip4:64.136., v=spf1 ip4:64.136.0.0/20 ip4:64.136.16.0 |
| SOA | 1 | authns1.untd.com hostmaster.noc.untd.com |
Analysis
Name Servers
ntzero.org is delegated to three name servers: authns1.untd.com, authns2.untd.com and authns3.untd.com.
At least some of ntzero.org's name servers are shared with other domains, for example 62.136.64.in-addr.arpa, unitedonlinewebservices.com, qa2.netzero.net and two more.
authns1.untd.com, authns2.untd.com and authns3.untd.com each resolve to a single IP address: authns1.untd.com resolves to 64.136.52.115, authns2.untd.com resolves to 64.136.44.115 and authns3.untd.com resolves to 162.219.154.107.
Mail Servers
ntzero.org is served by two mail servers, mxcorp.dca.untd.com and mxcorp.vgs.untd.com.
Among the domains sharing a mail server setup with ntzero.org are cybertarget.org, classmatesmedia.com, corp.netzero.net and two others.
Each of mxcorp.dca.untd.com and mxcorp.vgs.untd.com has one IP address: mxcorp.dca.untd.com uses 64.136.44.38 and mxcorp.vgs.untd.com uses 64.136.52.38.