biznus.com - robtex.com
biznus.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180a:1001::1🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network | ||||||
| PTR | ns11.constellix.com | ||||||
| A | 96.45.80.1🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24 | ||||||
| PTR | ns11.constellix.com | ||||||
| NS | f4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180b:2001::1🇺🇸 Tiggee2600:180b:2001::/48 Constellix anycast network | ||||||
| PTR | ns21.constellix.com | ||||||
| A | 46.31.236.1🇺🇸 Tiggee46.31.236.0/24 route 46.31.236.0/24 | ||||||
| PTR | ns21.constellix.com | ||||||
| NS | g4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180c:3001::1🇺🇸 Tiggee2600:180c:3001::/48 Constellix anycast network | ||||||
| PTR | ns31.constellix.com | ||||||
| A | 43.247.170.1🇯🇵 Tiggee43.247.170.0/24 route 43.247.170.0/24 | ||||||
| PTR | ns31.constellix.com | ||||||
| NS | l4.nstld.com ⚠️ Not in zone NS records | ||||||
| A | 2600:180a:1001::1🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network | ||||||
| PTR | ns11.constellix.com | ||||||
| A | 96.45.80.1🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24 | ||||||
| PTR | ns11.constellix.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=1777075381 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○A165.160.13.202015-07-11 → 2019-10-25 · 5 obs
● 2015-07-11 13:15:30
● 2019-10-25 06:58:00
○ 2026-04-09 11:10:02
○ 2026-04-25 00:12:04
○A165.160.15.202015-07-11 → 2019-10-25 · 5 obs
● 2015-07-11 13:15:30
● 2019-10-25 06:58:00
○ 2026-04-09 11:10:02
○ 2026-04-25 00:12:04
○A65.205.249.392007-10-24 → 2007-10-24 · 3 obs
○ 2015-07-11 13:15:30
○ 2026-04-25 00:12:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| biznus.com | l4.nstld.com, a4.nstld.com, f4.nstld.com, g4.nstld.com | 8 records |
✅ Authoritative Response
Server:96.45.80.1
NS records: l4.nstld.com, a4.nstld.com, f4.nstld.com, g4.nstld.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biznus.com (unsigned zone)
⏱️ Timing
Total: 229ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (l4.nstld.com, l4.nstld.com, a4.nstld.com...)
Analysis
Name Servers
biznus.com is delegated to four name servers: a4.nstld.com, f4.nstld.com, g4.nstld.com and l4.nstld.com.
biznus.com at least partially shares name servers with other domains, for instance 0.184.200.193.in-addr.arpa, thawte.to, openpki.org, quickssl.com.sg and ssl123.net.
these name servers are commonly used with j4.nstld.com, h4.nstld.com and k4.nstld.com.
Host names with two IP numbers: a4.nstld.com points to 2600:180a:1001::1 and 96.45.80.1; f4.nstld.com points to 2600:180b:2001::1 and 46.31.236.1; g4.nstld.com points to 2600:180c:3001::1 and 43.247.170.1; l4.nstld.com points to 2600:180a:1001::1 and 96.45.80.1. Names that point to 2600:180a:1001::1 are a4.nstld.com and l4.nstld.com. Names that point to 96.45.80.1 are a4.nstld.com and l4.nstld.com.