mrrt.cn - robtex.com
mrrt.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 166.75.31.207🇨🇱 UNSPECIFIED160.0.0.0/3 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1783734124 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2035183649 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.julydns.com2026-06-30 → 2026-08-15 · 2 obs
● 2026-08-15 12:59:54
●NSns2.julydns.com2026-06-30 → 2026-08-15 · 2 obs
● 2026-08-15 12:59:54
●A166.75.31.2072026-08-15 → 2026-08-15 · 3 obs
● 2026-08-15 12:59:52
● 2026-08-15 12:59:54
○A98.126.171.2102015-06-11 → 2015-06-11 · 3 obs
○ 2026-06-30 01:36:26
○ 2026-08-15 12:59:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| mrrt.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mrrt.cn (unsigned zone)
⏱️ Timing
Total: 1448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 166.75.31.207 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
mrrt.cn has exactly one IP address — 166.75.31.207.
Name Servers
Four name servers handle the delegation for mrrt.cn: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
There is at least partial name server overlap between mrrt.cn and other domains — sloool.com, bocuitouzi.com, vvxdfy.cn and two more among them.
These name servers frequently co-occur with the name servers ns1.onclouddns.com and ns2.onclouddns.com.
ns1.judns.com and ns2.judns.com share the IP address 162.159.27.251; ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223.
ns1.judns.com along with ns2.judns.com each resolve to 162.159.27.251 IP addresses.
ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.