airbetter.com.cn - robtex.com
airbetter.com.cn
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=2030695525 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns11.xincache.com2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
●NSns13.xincache.com2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
●NSns14.xincache.com2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
●MXmailmx.dns.com.cn2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
●MXmailmx2.dns.com.cn2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
●MXmailmx3.dns.com.cn2026-05-22 → 2026-07-19 · 2 obs
● 2026-07-19 22:12:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| airbetter.com.cn | ns13.xincache.com, ns14.xincache.com | - |
✅ Authoritative Response
Server:163.177.5.23
NS records: ns13.xincache.com, ns14.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for airbetter.com.cn (unsigned zone)
⏱️ Timing
Total: 4749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns13.xincache.com, ns14.xincache.com |
| MX | 3 | mailmx.dns.com.cn (pri: 10), mailmx2.dns.com.cn (pri: 20)... |
| TXT | 2 | v=spf1 include:spf.dns.com.cn -all, v=DMARC1; p=none; rua=mailto:postmaster@ |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |
Analysis
Name Servers
airbetter.com.cn has three name servers — ns11.xincache.com, ns13.xincache.com and ns14.xincache.com.
airbetter.com.cn partially shares its NS delegation with several other domains, including syshtl.cn, 86656.net, csfcsz.com and two others.
In DNS configurations, these name servers often share authority with ns12.xincache.com, ns19.xincache.com, ns20.xincache.com and 6 other name servers.
Hosts with 8 IP addresses each:
ns11.xincache.com points to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.
ns13.xincache.com points to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.
Hosts with 7 IP addresses each:
ns14.xincache.com points to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 other IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 2402:4e00:1470:2::e IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 2402:4e00:1730::e IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 1.12.0.4 IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 36.155.149.180 IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 112.80.181.45 IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 117.89.178.173 IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 125.94.59.210 IP addresses.
The host names ns11.xincache.com and ns13.xincache.com both resolve to 129.211.176.209 IP addresses.
Mail Servers
airbetter.com.cn uses three mail servers — mailmx2.dns.com.cn, mailmx3.dns.com.cn and mailmx.dns.com.cn.
At least some of the mail servers used by airbetter.com.cn are shared with other domains: cunhonglifesaving.com, cma-lab.com, oa915.com and two others among them.
These mail servers tend to be used in conjunction with the mail servers hkmx20.dns.com.cn.
mailmx2.dns.com.cn and mailmx.dns.com.cn both resolve to 120.46.220.184, while mailmx3.dns.com.cn resolves to 139.9.119.183. All three hostnames map to exactly one IP address each.
The host names mailmx2.dns.com.cn and mailmx.dns.com.cn both resolve to 120.46.220.184 IP addresses.