duotus.com - robtex.com
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duotus.com
| CNAME | duotus.duapp.com | ||||||
| CNAME | duapp.n.shifen.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
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=1771267270 | ||||||
Similar names
DNS History
12 records (7 active, 5 former)
●NSbraelyn.ns.cloudflare.com2026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
●NShouston.ns.cloudflare.com2026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
○NSns1.bdydns.cn2016-12-20 → 2017-10-13 · 4 obs
● 2016-12-20 09:18:30
● 2017-10-13 17:27:38
○ 2026-02-16 18:42:00
○ 2026-02-16 18:42:06
● 2017-10-13 17:27:38
○ 2026-02-16 18:42:00
○ 2026-02-16 18:42:06
○NSns2.bdydns.cn2016-12-20 → 2017-10-13 · 4 obs
● 2016-12-20 09:18:30
● 2017-10-13 17:27:38
○ 2026-02-16 18:42:00
○ 2026-02-16 18:42:06
● 2017-10-13 17:27:38
○ 2026-02-16 18:42:00
○ 2026-02-16 18:42:06
●A104.21.49.1342026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
○A111.202.114.292016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 09:18:30
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
○A111.202.114.302016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 09:18:30
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
●A172.67.163.1262026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
●A2606:4700:3030::ac43:a37e2026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
●A2606:4700:3037::6815:31862026-02-16 → 2026-02-16 · 3 obs
○ 2017-10-13 17:27:38
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
● 2026-02-16 18:42:00
● 2026-02-16 18:42:06
○CNAMEduapp.n.shifen.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 09:18:30
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
○ 2017-10-13 17:27:38
○ 2026-02-16 18:42:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net... | - |
| duotus.com | braelyn.ns.cloudflare.com, houston.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.195.52
NS records: braelyn.ns.cloudflare.com, houston.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duotus.com (unsigned zone)
⏱️ Timing
Total: 197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.49.134, 172.67.163.126 |
| AAAA | 2 | 2606:4700:3037::6815:3186, 2606:4700:3030::ac43:a37e |
| NS | 2 | braelyn.ns.cloudflare.com, houston.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | braelyn.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (braelyn.ns.cloudflare.com, braelyn.ns.cloudflare.com, braelyn.ns.cloudflare.com...)