smart-3.com - robtex.com
smart-3.com
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=1774711657 | ||||||
Subdomains
smtp.smart-3.com |
Same first word
smart-3.com |
DNS History
11 records (6 active, 5 former)
○NSns1.mydyndns.org2015-07-21 → 2017-04-12 · 4 obs
● 2017-04-12 06:52:28
○ 2026-03-23 09:10:08
○ 2026-03-28 15:52:22
●NSns1.no-ip.com2026-03-23 → 2026-03-28 · 3 obs
● 2026-03-23 09:10:08
● 2026-03-28 15:52:22
○NSns1183.dns.dyn.com2015-07-21 → 2017-04-12 · 4 obs
● 2017-04-12 06:52:28
○ 2026-03-23 09:10:08
○ 2026-03-28 15:52:22
●NSns2.no-ip.com2026-03-23 → 2026-03-28 · 3 obs
● 2026-03-23 09:10:08
● 2026-03-28 15:52:22
○NSns2148.dns.dyn.com2015-07-21 → 2017-04-12 · 4 obs
● 2017-04-12 06:52:28
○ 2026-03-23 09:10:08
○ 2026-03-28 15:52:22
●NSns3.no-ip.com2026-03-23 → 2026-03-28 · 3 obs
● 2026-03-23 09:10:08
● 2026-03-28 15:52:22
○NSns3147.dns.dyn.com2015-07-21 → 2017-04-12 · 4 obs
● 2017-04-12 06:52:28
○ 2026-03-23 09:10:08
○ 2026-03-28 15:52:22
●NSns4.no-ip.com2026-03-23 → 2026-03-28 · 3 obs
● 2026-03-23 09:10:08
● 2026-03-28 15:52:22
○NSns4182.dns.dyn.com2015-07-21 → 2017-04-12 · 4 obs
● 2017-04-12 06:52:28
○ 2026-03-23 09:10:08
○ 2026-03-28 15:52:22
●MXmail.smart-3.com2015-07-21 → 2026-03-28 · 2 obs
● 2026-03-28 15:52:22
●A59.152.230.662026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 15:52:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| smart-3.com | ns3.no-ip.com, ns2.no-ip.com, ns1.no-ip.com, ns4.no-ip.com | 8 records |
✅ Authoritative Response
Server:204.16.254.53
NS records: ns3.no-ip.com, ns2.no-ip.com, ns1.no-ip.com, ns4.no-ip.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smart-3.com (unsigned zone)
⏱️ Timing
Total: 203ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 59.152.230.66 |
| NS | 4 | ns3.no-ip.com, ns2.no-ip.com... |
| MX | 1 | mail.smart-3.com (pri: 5) |
| TXT | 1 | v=spf1 a mx ip4:59.152.230.66 a:mail.sma |
| SOA | 1 | ns2.no-ip.com hostmaster.no-ip.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns3.no-ip.com, ns3.no-ip.com, ns2.no-ip.com...)
Analysis
Hierarchy
The parent of smtp.smart-3.com is smart-3.com.
IP Addresses
smart-3.com points to a single IP address: 59.152.230.66.
Other host names, for example mail.tkmec.com, mail.union-chief.com and mail.ads-solutions.com.hk share IPs with smart-3.com.
Name Servers
smart-3.com is delegated to four name servers: ns1.no-ip.com, ns2.no-ip.com, ns3.no-ip.com and ns4.no-ip.com.
smart-3.com at least partially shares name servers with other domains, for example opticalenti.com, slightlysome.net, pc-prof.com, exelcogas.com and waffledojo.com.
these name servers commonly pair with ns5.no-ip.com, static-1.no-ip.com, static-2.no-ip.com and static-3.no-ip.com.
Host names with two IP numbers:
ns1.no-ip.com points to: 2a07:dc00:1810::53 and 194.62.181.53
ns2.no-ip.com points to: 2a07:dc00:180::53 and 194.62.180.53
ns3.no-ip.com points to: 2a07:dc00:2550::53 and 204.16.255.53
ns4.no-ip.com points to: 2620:0:2e64::53 and 204.16.254.53
Mail Servers
The mail.smart-3.com mail server handles smart-3.com.
mail.smart-3.com points to a single IP number: 59.152.230.66.