smart - robtex.com
smart
(root)
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.root-servers.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | c.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | d.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | e.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | f.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | g.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | h.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | i.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | j.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | k.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | l.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | m.root-servers.net ⚠️ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-07-03 #0 | ||||||
Previously NS for
Subdomains
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSa.nic.smart2018-03-25 → 2026-07-03 · 3 obs
● 2018-03-25 08:57:12
● 2026-07-03 15:02:04
○NSapdns1.nic.smart2016-07-25 → 2018-02-26 · 4 obs
● 2018-02-26 08:11:28
○ 2018-03-25 08:57:12
○ 2026-07-03 15:02:04
○NSapdns2.nic.smart2016-07-25 → 2018-02-26 · 4 obs
● 2018-02-26 08:11:28
○ 2018-03-25 08:57:12
○ 2026-07-03 15:02:04
○NSapdns3.nic.smart2016-07-25 → 2018-02-26 · 4 obs
● 2018-02-26 08:11:28
○ 2018-03-25 08:57:12
○ 2026-07-03 15:02:04
○NSapdns4.nic.smart2016-07-25 → 2018-02-26 · 4 obs
● 2018-02-26 08:11:28
○ 2018-03-25 08:57:12
○ 2026-07-03 15:02:04
●NSb.nic.smart2018-03-25 → 2026-07-03 · 3 obs
● 2018-03-25 08:57:12
● 2026-07-03 15:02:04
●NSc.nic.smart2018-03-25 → 2026-07-03 · 3 obs
● 2018-03-25 08:57:12
● 2026-07-03 15:02:04
●NSd.nic.smart2018-03-25 → 2026-07-03 · 3 obs
● 2018-03-25 08:57:12
● 2026-07-03 15:02:04
●NSns0.centralnic.net2018-03-25 → 2026-07-03 · 3 obs
● 2018-03-25 08:57:12
● 2026-07-03 15:02:04
○MXyour-dns-needs-immediate-attention.smart2016-07-25 → 2018-02-26 · 4 obs
● 2018-02-26 08:11:28
○ 2018-03-25 08:57:12
○ 2026-07-03 15:02:04
○A127.0.53.532016-08-25 → 2017-01-08 · 4 obs
● 2017-01-08 06:09:48
○ 2017-04-07 01:57:46
○ 2026-07-03 15:02:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| smart | c.nic.smart, b.nic.smart, a.nic.smart, d.nic.smart | 8 records |
✅ Authoritative Response
Server:194.169.218.70
NS records: c.nic.smart, b.nic.smart, a.nic.smart, d.nic.smart
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 120ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | c.nic.smart, d.nic.smart... |
| SOA | 1 | ns0.centralnic.net hostmaster.centralnic |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.smart, b.nic.smart, c.nic.smart...)
Analysis
Hierarchy
The domain smart is parent to postpaid.smart, nic.smart and people.smart.
Name Servers
The authoritative name servers for smart are ns0.centralnic.net, a.nic.smart, b.nic.smart and two others.
At least some of smart's name servers are shared with other domains, for example dhl, dealer, uk.net and two more.
These name servers tend to co-occur with ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net and 7 other name servers in the same DNS delegations.
Hosts pointing to four IP addresses:
ns0.centralnic.net directs to 54.217.78.230, 63.34.52.177, 2a05:d018:4a2:c101::150 and 2a05:d018:4a2:c102::150.
Hosts with two IP numbers each:
a.nic.smart has two IP addresses: 194.169.218.70 and 2001:67c:13cc::1:70.
b.nic.smart has two IP addresses: 185.24.64.70 and 2a04:2b00:13cc::1:70.
c.nic.smart has two IP addresses: 212.18.248.70 and 2a04:2b00:13ee::70.
d.nic.smart has two IP addresses: 212.18.249.70 and 2a04:2b00:13ff::70.