spectrumtech.cn - robtex.com
spectrumtech.cn
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034585551 | ||||||
Subdomains
www.spectrumtech.cn |
Same first word
DNS History
10 records (4 active, 6 former)
○NSns5010.01isp.com2018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
○NSns5011.01isp.cn2018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
●NSns7.alidns.com2026-03-16 → 2026-03-25 · 3 obs
● 2026-03-16 06:30:06
● 2026-03-25 11:51:32
●NSns8.alidns.com2026-03-16 → 2026-03-25 · 3 obs
● 2026-03-16 06:30:06
● 2026-03-25 11:51:32
○MXa.mx.fluent.ltd.uk2018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
○MXb.mx.fluent.ltd.uk2018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
○MXspectrumtech-cn.mail.eo.outlook.com2018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
●MXspectrumtech-cn.mail.protection.outlook.com2026-03-16 → 2026-03-25 · 3 obs
● 2026-03-16 06:30:06
● 2026-03-25 11:51:32
○A211.101.18.1972018-07-25 → 2018-07-25 · 3 obs
○ 2026-03-16 06:30:06
○ 2026-03-25 11:51:32
●A47.96.14.1202026-03-16 → 2026-03-25 · 3 obs
● 2026-03-16 06:30:06
● 2026-03-25 11:51:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| spectrumtech.cn | ns7.alidns.com, ns8.alidns.com | - |
✅ Authoritative Response
Server:139.224.142.118
NS records: ns7.alidns.com, ns8.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for spectrumtech.cn (unsigned zone)
⏱️ Timing
Total: 5003ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.96.14.120 |
| NS | 2 | ns7.alidns.com, ns8.alidns.com |
| MX | 1 | spectrumtech-cn.mail.protection.outlook. |
| TXT | 2 | MS=ms36703866, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns7.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
spectrumtech.cn is the parent of www.spectrumtech.cn.
IP Addresses
spectrumtech.cn resolves to a single IP: 47.96.14.120.
Other host names, for instance, www.spectrumtech.cn, checkpointsystems-cn.com, backboneitgroup.cn and www.backboneitgroup.cn share IP numbers with spectrumtech.cn.
Name Servers
spectrumtech.cn has two name servers: ns7.alidns.com and ns8.alidns.com.
spectrumtech.cn shares the same name server setup as other domains, for example suyun100.com, 13512.com, iukjrfbh.vip, qkqc17.mobi and colosseo7143.xyz.
spectrumtech.cn shares some name servers with other domains, for example enquetter.com, 4138.net, cnn-google-google.hl.cn, 91miaomu.com and go-365bet.com.
These name servers are commonly used alongside expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Host names with nine IP numbers:
ns7.alidns.com points to 2408:4009:501::3, 39.96.153.47, 39.96.153.57, 47.118.199.207, 47.118.199.217, 120.76.107.47, 120.76.107.57, 139.224.142.117 and 139.224.142.127.
ns8.alidns.com points to 2408:4009:501::4, 39.96.153.48, 39.96.153.58, 47.118.199.208, 47.118.199.218, 120.76.107.48, 120.76.107.58, 139.224.142.101 and 139.224.142.118.
Mail Servers
spectrumtech.cn is handled by a single mail server, spectrumtech-cn.mail.protection.outlook.com.
Host spectrumtech-cn.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca09::1, 2a01:111:f403:ca09::2, 2a01:111:f403:ca09::c, 52.101.68.3, 52.101.68.16, 52.101.68.18 and 52.101.73.28.