biz - robtex.com
biz
(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 2026-10-14 #1 | ||||||
Subdomains
Same first word
Similar names
DNS History
11 records (8 active, 3 former)
○NSe.gtld.biz2015-09-03 → 2021-10-14 · 4 obs
● 2021-10-14 14:03:00
○ 2021-11-06 07:57:10
○ 2026-10-14 19:07:32
○NSf.gtld.biz2015-09-03 → 2021-10-14 · 4 obs
● 2021-10-14 14:03:00
○ 2021-11-06 07:57:10
○ 2026-10-14 19:07:32
○NSk.gtld.biz2015-09-03 → 2021-10-14 · 4 obs
● 2021-10-14 14:03:00
○ 2021-11-06 07:57:10
○ 2026-10-14 19:07:32
●NSm.gtld.biz2026-02-16 → 2026-10-14 · 3 obs
● 2026-02-16 17:02:36
● 2026-10-14 19:07:32
●NSn.gtld.biz2026-02-16 → 2026-10-14 · 3 obs
● 2026-02-16 17:02:36
● 2026-10-14 19:07:32
●NSw.gtld.biz2021-11-06 → 2026-10-14 · 3 obs
● 2021-11-06 07:57:10
● 2026-10-14 19:07:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| biz | a.gtld.biz, b.gtld.biz, c.gtld.biz, m.gtld.biz... | - |
✅ Authoritative Response
Server:156.154.127.65
NS records: a.gtld.biz, b.gtld.biz, c.gtld.biz, m.gtld.biz, n.gtld.biz, w.gtld.biz, x.gtld.biz, y.gtld.biz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 911ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 8 | w.gtld.biz, b.gtld.biz... |
| SOA | 1 | a.gtld.biz admin.tldns.godaddy |
Analysis
Hierarchy
Under biz as parent sit telegram040.biz, musiol.biz, dpcpa.biz, glenqarostrike.biz, mikoto.biz along with hundreds of thousands of other host names.
Name Servers
biz is served by 8 authoritative name servers — among them a.gtld.biz, b.gtld.biz, c.gtld.biz and 5 others.
These name servers are routinely co-deployed with the name servers w.gtld.biz, x.gtld.biz, y.gtld.biz and two others.
Hosts with two IP numbers each:
a.gtld.biz resolves to two addresses: 156.154.124.65 and 2001:502:ad09::30.
m.gtld.biz resolves to two addresses: 204.74.105.1 and 2610:a1:3180::53.
n.gtld.biz resolves to two addresses: 204.74.107.1 and 2610:a1:3280::53.
w.gtld.biz resolves to two addresses: 37.209.192.13 and 2001:dcd:1::13.
x.gtld.biz resolves to two addresses: 37.209.194.13 and 2001:dcd:2::13.
y.gtld.biz resolves to two addresses: 37.209.196.13 and 2001:dcd:3::13.
Hosts that resolve to one IP address:
The hostname b.gtld.biz resolves to 156.154.125.65.
The hostname c.gtld.biz resolves to 156.154.127.65.