duohd.tv - robtex.com
duohd.tv
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.markmonitor.com ⭐ | ||||||
| A | 2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns2.markmonitor.com ⚠️ Not in parent delegation | ||||||
| A | 2001:67c:10b8::1🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| A | 176.97.158.1🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| NS | ns3.markmonitor.com | ||||||
| A | 2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns4.markmonitor.com ⚠️ Not in parent delegation | ||||||
| A | 2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.markmonitor.com | ||||||
| A | 192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns1.markmonitor.com | ||||||
| NS | ns5.markmonitor.com ⚠️ Not in parent delegation | ||||||
| A | 2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns6.markmonitor.com ⚠️ Not in parent delegation | ||||||
| A | 2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| A | 176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| NS | ns7.markmonitor.com ⚠️ Not in parent delegation | ||||||
| A | 2620:10a:80a9::2🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.2🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| SOA | ns1.markmonitor.comhostmaster@markmonitor.com 2020-03-27 #1 | ||||||
tv
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.tv ⭐ | ||||||
| NS | b.nic.tv | ||||||
| NS | c.nic.tv | ||||||
| NS | x.nic.tv | ||||||
| NS | y.nic.tv | ||||||
| NS | z.nic.tv | ||||||
| SOA | a.nic.tvadmin@tldns.godaddy serial=1784983985 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns2.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns3.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns4.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns5.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns6.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
●NSns7.markmonitor.com2026-05-29 → 2026-07-25 · 2 obs
● 2026-07-25 13:23:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tv | y.nic.tv, x.nic.tv, a.nic.tv, c.nic.tv... | 12 records |
| duohd.tv | ns1.markmonitor.com, ns3.markmonitor.com | - |
✅ Authoritative Response
Server:149.112.160.1
NS records: ns1.markmonitor.com, ns3.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duohd.tv (unsigned zone)
⏱️ Timing
Total: 653ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 7 | ns4.markmonitor.com, ns3.markmonitor.com... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.tv, b.nic.tv, c.nic.tv...)
Analysis
Name Servers
duohd.tv carries NS records listing 7 name servers — ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.
At least some of duohd.tv's name servers are shared with other domains, for example metecapqa.com, universe-corp.com, iatinsurancegroup.insure and two more.
These name servers are often deployed together with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names that have two IP addresses:
The A records for ns1.markmonitor.com return 149.112.160.1 and 2620:10a:80a8::1.
The A records for ns2.markmonitor.com return 176.97.158.1 and 2001:67c:10b8::1.
The A records for ns3.markmonitor.com return 149.112.161.1 and 2620:10a:80a9::1.
The A records for ns4.markmonitor.com return 192.174.68.1 and 2001:67c:1bc::1.
The A records for ns5.markmonitor.com return 149.112.160.2 and 2620:10a:80a8::2.
The A records for ns6.markmonitor.com return 176.97.158.3 and 2001:67c:10b8::3.
The A records for ns7.markmonitor.com return 149.112.161.2 and 2620:10a:80a9::2.