citef.org.cn - robtex.com
citef.org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.122.37.176🇨🇳 CHINA-1221.122.32.0/20 China Telecom Beijing Co. Ltd. | ||||||
| A | 221.122.37.181🇨🇳 CHINA-1221.122.32.0/20 China Telecom Beijing Co. Ltd. | ||||||
| A | 221.122.37.182🇨🇳 CHINA-1221.122.32.0/20 China Telecom Beijing Co. Ltd. | ||||||
| A | 221.122.37.204🇨🇳 CHINA-1221.122.32.0/20 China Telecom Beijing Co. Ltd. | ||||||
| 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 | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | ns1.sfn.cnroot@ns1.sfn.cn 2026-08-07 #19 | ||||||
org.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=2027897130 | ||||||
Same first word
Similar names
DNS History
12 records (8 active, 4 former)
○NSns.chinajob.com2015-06-28 → 2017-02-08 · 4 obs
● 2017-02-08 20:09:18
○ 2019-12-28 02:57:22
○ 2026-08-07 18:15:46
●NSns1.sfn.cn2019-12-28 → 2026-08-07 · 3 obs
● 2019-12-28 02:57:22
● 2026-08-07 18:15:46
●NSns2.sfn.cn2019-12-28 → 2026-08-07 · 3 obs
● 2019-12-28 02:57:22
● 2026-08-07 18:15:46
●MXmxbiz1.qq.com2016-02-09 → 2026-08-07 · 3 obs
● 2016-02-09 04:52:00
● 2026-08-07 18:15:46
●MXmxbiz2.qq.com2016-02-09 → 2026-08-07 · 3 obs
● 2016-02-09 04:52:00
● 2026-08-07 18:15:46
○MXmxcom.263xmail.com2015-06-28 → 2015-11-15 · 4 obs
● 2015-11-15 23:45:26
○ 2016-02-09 04:52:00
○ 2026-08-07 18:15:46
○MXmxwcom.263xmail.com2015-06-28 → 2015-11-15 · 4 obs
● 2015-11-15 23:45:26
○ 2016-02-09 04:52:00
○ 2026-08-07 18:15:46
○A103.10.85.2242019-12-28 → 2019-12-28 · 3 obs
○ 2026-06-18 02:43:36
○ 2026-08-07 18:15:46
●A221.122.37.1762026-06-18 → 2026-08-07 · 3 obs
● 2026-06-18 02:43:36
● 2026-08-07 18:15:46
●A221.122.37.1812026-06-18 → 2026-08-07 · 3 obs
● 2026-06-18 02:43:36
● 2026-08-07 18:15:46
●A221.122.37.1822026-06-18 → 2026-08-07 · 3 obs
● 2026-06-18 02:43:36
● 2026-08-07 18:15:46
●A221.122.37.2042026-06-18 → 2026-08-07 · 3 obs
● 2026-06-18 02:43:36
● 2026-08-07 18:15:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| citef.org.cn | ns1.sfn.cn, ns2.sfn.cn | - |
✅ Authoritative Response
Server:111.63.77.30
NS records: ns1.sfn.cn, ns2.sfn.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for citef.org.cn (unsigned zone)
⏱️ Timing
Total: 2012ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 221.122.37.176, 221.122.37.204... |
| NS | 2 | ns1.sfn.cn, ns2.sfn.cn |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | ns1.sfn.cn root.ns1.sfn.cn |
Analysis
IP Addresses
citef.org.cn directs to four IP numbers, which are 221.122.37.176, 221.122.37.181, 221.122.37.182 and 221.122.37.204.
Host names such as dmaexam.cn, event.chinapmp.cn and chinanpdp.cn share their IP numbers with citef.org.cn.
Name Servers
The NS records for citef.org.cn delegate to ns1.sfn.cn and ns2.sfn.cn.
The name server configuration of citef.org.cn is shared with other domains, for instance brilliance.com.cn, ccicwest.cn, ycw.com.cn and two others.
Host names pointing to two IP addresses:
The A records for ns2.sfn.cn return 101.37.119.99 and 111.63.77.30.
Host names resolving to a single IP address:
ns1.sfn.cn resolves to the IP address 111.63.77.29.
Mail Servers
citef.org.cn uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
The mail server setup of citef.org.cn matches that of other domains such as qinhegu.cn, friendyp.com, 7mai.cn and two others.
Some mail servers of citef.org.cn are also used by other domains, notably aaiiot.com and we2do.cn.