inc - robtex.com
inc
(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 2026-07-10 #0 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSa.nic.inc2021-09-18 → 2026-07-10 · 3 obs
● 2021-09-18 06:16:02
● 2026-07-10 13:35:08
●NSb.nic.inc2021-09-18 → 2026-07-10 · 3 obs
● 2021-09-18 06:16:02
● 2026-07-10 13:35:08
●NSc.nic.inc2021-09-18 → 2026-07-10 · 3 obs
● 2021-09-18 06:16:02
● 2026-07-10 13:35:08
●NSd.nic.inc2021-09-18 → 2026-07-10 · 3 obs
● 2021-09-18 06:16:02
● 2026-07-10 13:35:08
○NSns.uniregistry.net2021-02-27 → 2021-02-27 · 3 obs
○ 2021-09-18 06:16:02
○ 2026-07-10 13:35:08
●NSns0.centralnic.net2021-09-18 → 2026-07-10 · 3 obs
● 2021-09-18 06:16:02
● 2026-07-10 13:35:08
○NSns1.uniregistry.net2021-02-27 → 2021-02-27 · 3 obs
○ 2021-09-18 06:16:02
○ 2026-07-10 13:35:08
○NSns2.uniregistry.info2021-02-27 → 2021-02-27 · 3 obs
○ 2021-09-18 06:16:02
○ 2026-07-10 13:35:08
○NSns3.uniregistry.net2021-02-27 → 2021-02-27 · 3 obs
○ 2021-09-18 06:16:02
○ 2026-07-10 13:35:08
○NSns4.uniregistry.info2021-02-27 → 2021-02-27 · 3 obs
○ 2021-09-18 06:16:02
○ 2026-07-10 13:35:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| inc | a.nic.inc, b.nic.inc, c.nic.inc, d.nic.inc | 8 records |
✅ Authoritative Response
Server:212.18.249.137
NS records: a.nic.inc, b.nic.inc, c.nic.inc, d.nic.inc
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2368ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | a.nic.inc, b.nic.inc... |
| SOA | 1 | ns0.centralnic.net hostmaster.centralnic |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.inc, a.nic.inc, b.nic.inc...)
Analysis
Hierarchy
The host names iqvia.inc, bae-systems.inc, google.inc, orientaltrading.inc and reddit.inc — along with several hundred others — are all subdomains of inc.
Name Servers
inc delegates to five name servers: a.nic.inc, b.nic.inc, c.nic.inc and two others.
inc has at least partial name server overlap with other domains, such as auto, kpn, mini and two others.
ns0.centralnic.net, ns1.centralnic.net and ns2.centralnic.net — plus 7 other name servers — are commonly paired with these name servers.
Host names that resolve to four IP numbers:
ns0.centralnic.net has four IP addresses: 54.217.78.230, 63.34.52.177, 2a05:d018:4a2:c101::150 and 2a05:d018:4a2:c102::150.
Host names that have two IP addresses:
The A records for a.nic.inc return 194.169.218.137 and 2001:67c:13cc::1:137.
The A records for b.nic.inc return 185.24.64.137 and 2a04:2b00:13cc::1:137.
The A records for c.nic.inc return 212.18.248.137 and 2a04:2b00:13ee::137.
The A records for d.nic.inc return 212.18.249.137 and 2a04:2b00:13ff::137.