cssis.com.cn - dns.ninja
cssis.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.sfn.cn ⭐ | ||||||
| A | 111.63.77.29🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| NS | ns2.sfn.cn | ||||||
| A | 101.37.119.99🇨🇳 Alibaba-Cloud101.37.0.0/17 | ||||||
| A | 111.63.77.30🇨🇳 CMNET-V4HEBEI-AS-AP111.63.64.0/20 CMI (Customer Route) | ||||||
| MX | mxw.guokeyun.com ⭐ | ||||||
| MX | mx.guokeyun.com(10) | ||||||
| TXT | v=spf1 include:spf.guokeyun.com -all | ||||||
| SOA | ns1.sfn.cnroot@ns1.sfn.cn 2026-08-14 #6 | ||||||
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=2030751672 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSns.css.com.cn2017-09-24 → 2017-09-24 · 3 obs
○ 2026-03-09 23:08:04
○ 2026-08-14 00:26:34
○NSns1.css.com.cn2017-09-24 → 2017-09-24 · 3 obs
○ 2026-03-09 23:08:04
○ 2026-08-14 00:26:34
●NSns1.sfn.cn2026-03-09 → 2026-08-14 · 3 obs
● 2026-03-09 23:08:04
● 2026-08-14 00:26:34
●NSns2.sfn.cn2026-03-09 → 2026-08-14 · 3 obs
● 2026-03-09 23:08:04
● 2026-08-14 00:26:34
●MXmx.guokeyun.com2026-03-09 → 2026-08-14 · 4 obs
○ 2026-07-29 08:08:48
● 2026-08-14 00:26:32
● 2026-08-14 00:26:34
●MXmxw.guokeyun.com2026-03-09 → 2026-08-14 · 4 obs
○ 2026-07-29 08:08:48
● 2026-08-14 00:26:32
● 2026-08-14 00:26:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| cssis.com.cn | ns1.sfn.cn, ns2.sfn.cn | - |
✅ Authoritative Response
Server:111.63.77.29
NS records: ns1.sfn.cn, ns2.sfn.cn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4657ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.sfn.cn, ns1.sfn.cn |
| MX | 2 | mx.guokeyun.com (pri: 10), mxw.guokeyun.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.guokeyun.com -all |
| SOA | 1 | ns1.sfn.cn root.ns1.sfn.cn |
Analysis
Name Servers
cssis.com.cn is served by two delegated name servers, ns1.sfn.cn and ns2.sfn.cn.
cssis.com.cn shares its NS records with other domains, for example xn--vuq56fbyss03a.net, cscd.ac.cn, lszxyy.com.cn and two others.
The DNS delegation for cssis.com.cn at least partly coincides with that of other domains, segit.com.cn being one example.
Host names that have two IP addresses:
ns2.sfn.cn maps to two IP addresses — 101.37.119.99 and 111.63.77.30.
Host names that point to one IP address:
ns1.sfn.cn points to the IP address 111.63.77.29.
Mail Servers
cssis.com.cn is served by two mail servers, mx.guokeyun.com and mxw.guokeyun.com.
Among the domains sharing a mail server setup with cssis.com.cn are houqi.gov.cn, xzdx.cn, fjjtjt.com.cn and two others.
There is at least a partial overlap in mail servers between cssis.com.cn and other domains like e-house.cn, vano-cn.com and mail.sec.ac.cn.