mtusb.com.cn - robtex.com
mtusb.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030477505 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (0 active, 6 former)
○NSa.share-dns.com2026-03-06 → 2026-03-26 · 2 obs
○ 2026-03-06 14:17:14
○ 2026-03-26 01:25:46
○ 2026-03-26 01:25:46
○NSb.share-dns.net2026-03-06 → 2026-03-26 · 2 obs
○ 2026-03-06 14:17:14
○ 2026-03-26 01:25:46
○ 2026-03-26 01:25:46
○NSexpire1.gname-dns.com2026-03-06 → 2026-03-06 · 3 obs
● 2026-03-06 14:17:14
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
○NSexpire2.gname-dns.com2026-03-06 → 2026-03-06 · 3 obs
● 2026-03-06 14:17:14
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
○A154.85.198.112026-03-06 → 2026-03-26 · 2 obs
○ 2026-03-06 14:17:14
○ 2026-03-26 01:25:46
○ 2026-03-26 01:25:46
○CNAMEexp.gs-cdn.com2026-03-06 → 2026-03-06 · 3 obs
● 2026-03-06 14:17:14
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
○ 2026-03-25 05:58:54
○ 2026-03-26 01:25:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.29.1
NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 789ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|