21du.net - robtex.com
21du.net
net
| 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=1771291465 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSns1.51dns.com2015-06-27 → 2016-02-01 · 4 obs
● 2016-02-01 20:05:44
○ 2016-04-29 14:37:00
○ 2026-02-27 21:06:32
●NSns1.dnsowl.com2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
○NSns2.51dns.com2015-06-27 → 2016-02-01 · 4 obs
● 2016-02-01 20:05:44
○ 2016-04-29 14:37:00
○ 2026-02-27 21:06:32
●NSns2.dnsowl.com2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
●NSns3.dnsowl.com2026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
●A107.161.23.2042026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
○A139.5.209.32017-01-09 → 2017-01-09 · 3 obs
○ 2018-10-16 12:11:14
○ 2026-02-27 21:06:32
●A198.251.81.302026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
●A209.141.38.712026-02-27 → 2026-02-27 · 2 obs
● 2026-02-27 21:06:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21du.net | ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com | - |
✅ Authoritative Response
Server: 162.159.26.234
NS records: ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21du.net (unsigned zone)
⏱️ Timing
Total: 226ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 198.251.81.30, 209.141.38.71... |
| NS | 3 | ns1.dnsowl.com, ns2.dnsowl.com... |
| SOA | 1 | ns1.dnsowl.com hostmaster.dnsowl.com |
AI analysis
21du.net resolves to three IP numbers: 107.161.23.204, 198.251.81.30 and 209.141.38.71.
For instance, other host names svetopismo.org, galicio.com, livestrio.com, clicab.com and doosia.com share IP numbers with 21du.net.
The delegation for 21du.net is handled by three name servers: ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.
21du.net shares name servers with other domains at least partially, for example 66iirr.com, aimy.com, ircinema.org, riobet2361.buzz and rrevs.com.
Four IPs per host:
ns1.dnsowl.com points to: 2400:cb00:2049:1::a29f:1a88, 2400:cb00:2049:1::a29f:1bad, 162.159.26.136 and 162.159.27.173.
ns2.dnsowl.com points to: 2400:cb00:2049:1::a29f:1a31, 2400:cb00:2049:1::a29f:1b82, 162.159.26.49 and 162.159.27.130.
ns3.dnsowl.com points to: 2400:cb00:2049:1::a29f:1aea, 2400:cb00:2049:1::a29f:1b62, 162.159.26.234 and 162.159.27.98.