sinuotec.com - robtex.com
sinuotec.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns7.4cun.com ⭐ | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 61.172.183.74🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| NS | dns.4cun.com ⚠️ Not in zone NS records | ||||||
| NS | dns8.51dns.top ⚠️ Not in zone NS records | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 219.138.102.210🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang | ||||||
| MX | mail.sinuotec.com ⭐ | ||||||
| A | 175.178.224.245🇨🇳 TENCENT-NET-AP175.178.192.0/18 | ||||||
| SOA | dns.4cun.comadmin@sinuotec.com serial=1773286932 | ||||||
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=1776207607 | ||||||
Subdomains
mail.sinuotec.com |
Same first word
sinuotec.com |
Similar names
DNS History
16 records (4 active, 12 former)
●NSdns.4cun.com2026-03-05 → 2026-04-14 · 3 obs
● 2026-03-05 08:55:58
● 2026-04-14 23:12:28
○NSdns10.hichina.com2016-07-15 → 2020-03-21 · 5 obs
● 2016-07-15 15:26:20
● 2020-03-21 20:29:48
○ 2026-03-05 08:55:58
○ 2026-04-14 23:12:28
●NSdns7.4cun.com2026-03-05 → 2026-04-14 · 3 obs
● 2026-03-05 08:55:58
● 2026-04-14 23:12:28
●NSdns8.51dns.top2026-03-05 → 2026-04-14 · 3 obs
● 2026-03-05 08:55:58
● 2026-04-14 23:12:28
○NSdns9.hichina.com2016-07-15 → 2020-03-21 · 5 obs
● 2016-07-15 15:26:20
● 2020-03-21 20:29:48
○ 2026-03-05 08:55:58
○ 2026-04-14 23:12:28
○NSmain1.ns365.net2015-08-11 → 2015-12-13 · 4 obs
● 2015-12-13 01:35:34
○ 2016-03-16 09:28:14
○ 2026-04-14 23:12:28
○NSns1.alidns.com2016-03-16 → 2016-03-16 · 4 obs
● 2016-03-16 09:28:14
○ 2016-07-15 15:26:20
○ 2026-04-14 23:12:28
○NSns2.alidns.com2016-03-16 → 2016-03-16 · 4 obs
● 2016-03-16 09:28:14
○ 2016-07-15 15:26:20
○ 2026-04-14 23:12:28
○NSns3.gzidc.com2015-08-11 → 2015-12-13 · 4 obs
● 2015-12-13 01:35:34
○ 2016-03-16 09:28:14
○ 2026-04-14 23:12:28
○NSns3.ns365.net2015-12-13 → 2015-12-13 · 4 obs
● 2015-12-13 01:35:34
○ 2016-03-16 09:28:14
○ 2026-04-14 23:12:28
○NSns4.gzidc.com2015-08-11 → 2015-12-13 · 4 obs
● 2015-12-13 01:35:34
○ 2016-03-16 09:28:14
○ 2026-04-14 23:12:28
○NSns4.ns365.net2015-12-13 → 2015-12-13 · 4 obs
● 2015-12-13 01:35:34
○ 2016-03-16 09:28:14
○ 2026-04-14 23:12:28
●MXmail.sinuotec.com2026-03-05 → 2026-04-14 · 3 obs
● 2026-03-05 08:55:58
● 2026-04-14 23:12:28
○MXmxbiz1.qq.com2015-12-13 → 2017-04-05 · 4 obs
● 2017-04-05 14:34:18
○ 2020-03-21 20:29:48
○ 2026-04-14 23:12:28
○MXmxbiz2.qq.com2015-12-13 → 2017-04-05 · 4 obs
● 2017-04-05 14:34:18
○ 2020-03-21 20:29:48
○ 2026-04-14 23:12:28
○A58.64.182.172015-12-13 → 2017-04-05 · 4 obs
● 2017-04-05 14:34:18
○ 2020-03-21 20:29:48
○ 2026-04-14 23:12:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net... | - |
| sinuotec.com | dns7.4cun.com, dns8.51dns.top | 2 records |
✅ Authoritative Response
Server:219.138.102.210
NS records: dns7.4cun.com, dns8.51dns.top
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sinuotec.com (unsigned zone)
⏱️ Timing
Total: 3313ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | mail.sinuotec.com (pri: 10) |
| SOA | 1 | dns.4cun.com admin.sinuotec.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns7.4cun.com, dns7.4cun.com)
Analysis
Hierarchy
The parent of mail.sinuotec.com is sinuotec.com.
Name Servers
The domain sinuotec.com is delegated to three name servers: dns7.4cun.com, dns.4cun.com and dns8.51dns.top.
sinuotec.com shares name servers with other domains at least partially, for instance gzyxxt.com, aketaylor.com, shdir.com, jxthdm.com and sdd-tech.com.
these name servers are commonly used with the name servers dns4.51dns.top, dns3.4cun.com, dns8.4cun.com, dns1.4cun.com, dns2.51dns.top, ns1.4cun.com, ns3.4cun.com, ns4.4cun.com, dns5.4cun.com and ns2.4cun.com.
Host names with two IP numbers:
dns7.4cun.com points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 61.172.183.74.
dns8.51dns.top points to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7 and 219.138.102.210.
Names pointing to 2408:4005:3dc:af00:a6be:339e:a1a0:ceb7: dns7.4cun.com and dns8.51dns.top.
Mail Servers
The mail server for sinuotec.com is mail.sinuotec.com.
Host name mail.sinuotec.com resolves to IP 175.178.224.245.