duoduotech.com - robtex.com
duoduotech.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=1778631446 | ||||||
Same first word
duoduotech.com |
duoduotech.com.cn |
DNS History
14 records (9 active, 5 former)
○NSns1.officelive.com2008-03-08 → 2008-03-08 · 3 obs
○ 2015-07-04 15:14:08
○ 2026-05-13 00:37:04
○NSns2.officelive.com2008-03-08 → 2008-03-08 · 3 obs
○ 2015-07-04 15:14:08
○ 2026-05-13 00:37:04
●NSns73.domaincontrol.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●NSns74.domaincontrol.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●MXalt1.aspmx.l.google.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●MXalt2.aspmx.l.google.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●MXaspmx.l.google.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●MXaspmx2.googlemail.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
●MXaspmx3.googlemail.com2015-07-04 → 2026-05-13 · 3 obs
● 2015-07-04 15:14:08
● 2026-05-13 00:37:04
○MXpamx1.hotmail.com2008-03-08 → 2008-03-08 · 3 obs
○ 2015-07-04 15:14:08
○ 2026-05-13 00:37:04
●A15.197.148.332026-05-13 → 2026-05-13 · 3 obs
● 2026-05-13 00:37:02
● 2026-05-13 00:37:04
○A207.46.222.112008-03-08 → 2008-03-08 · 3 obs
○ 2015-07-04 15:14:08
○ 2026-05-13 00:37:04
●A3.33.130.1902026-05-13 → 2026-05-13 · 3 obs
● 2026-05-13 00:37:02
● 2026-05-13 00:37:04
○A50.63.202.612015-07-04 → 2017-04-09 · 5 obs
● 2015-07-04 15:14:08
● 2017-04-09 20:08:10
○ 2026-05-13 00:37:02
○ 2026-05-13 00:37:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duoduotech.com | ns73.domaincontrol.com, ns74.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.47
NS records: ns73.domaincontrol.com, ns74.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duoduotech.com (unsigned zone)
⏱️ Timing
Total: 453ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns73.domaincontrol.com, ns74.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 30)... |
| TXT | 3 | google-site-verification=8kfHQuZ6WA-ZkIP, google-site-verification=XkN0jhdRbExvhJm... |
| SOA | 1 | ns73.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns73.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com...)
Analysis
IP Addresses
duoduotech.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.
Other host names, for instance zerohit.net, marenmoon.com, swimmingpoollawsuit.com, baidoshvili.com and memeorial.com share IP numbers with duoduotech.com.
Name Servers
duoduotech.com's delegation is to two name servers ns73.domaincontrol.com and ns74.domaincontrol.com.
duoduotech.com shares the same name server configuration as other domains, such as hydrationdepot.com, cdalimousine.com, orgatrend.de, 1baop.org and cibel.com.mx.
duoduotech.com shares name servers with other domains at least partially, for example websitebuilder.ai.
Host names with two IP numbers: ns73.domaincontrol.com points to 2603:5:21a4::2f and 97.74.106.47; ns74.domaincontrol.com points to 2603:5:22a4::2f and 173.201.74.47
Mail Servers
Five mail servers handle duoduotech.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
duoduotech.com shares some mail servers with other domains, including asleson.net, draftboard.co.th, surfola.com, thequalrecruiter.com and chilecodes.cl.
these mail servers are often used alongside the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers
aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27
aspmx3.googlemail.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26
aspmx.l.google.com points to 2607:f8b0:4004:c09::1b and 192.178.218.26
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26
Host names that point to 2607:f8b0:4023:2801::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com