expl.cn - dns.ninja
expl.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.expl.cn ⚠️ Not in zone NS records | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all
v=DMARC1; p=none; rua=mailto:mailauth-re... | ||||||
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=2034878248 | ||||||
Same first word
expl.live |
expl.tv |
expl.info |
expl.net |
expl.ai |
expl.cn |
expl.de |
expl.org |
expl.in |
expl.us |
expl.by |
expl.co |
expl.nl |
expl.club |
expl.jp |
expl.ru |
expl.com |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns.expl.cn2026-02-28 → 2026-06-04 · 2 obs
● 2026-02-28 04:14:52
● 2026-06-04 09:49:28
● 2026-06-04 09:49:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| expl.cn | ns.expl.cn | 1 record |
✅ Authoritative Response
Server:222.240.16.113
NS records: ns.expl.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expl.cn (unsigned zone)
⏱️ Timing
Total: 4822ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all
v=D |
📌 Glue Records Collected
Total: 1
In-bailiwick: 1 (ns.expl.cn)
Analysis
Name Servers
expl.cn has exactly one name server — ns.expl.cn.
Mail Servers
Mail for expl.cn is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.
expl.cn uses an identical mail server configuration to several other domains — among them securityhr.org, tuyile.net, 91cpj.com and two more.
expl.cn has at least partial mail server overlap with other domains such as gdhyhc.com, bambooflute.cn, dkjz.cn and two more.