cwe.cn - robtex.com
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cwe.cn
| DNSSEC | β οΈ Not signed | ||||||
| NS | cl1.sfndns.cn β | ||||||
| A | 2001:da8:20d:40cf::4π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 47.108.213.108π¨π³ ALIBABA-CN-NET | ||||||
| A | 58.205.196.4π¨π³ ERX-CERNET-BKB | ||||||
| A | 103.21.140.3π¨π³ CHINANET-SHANGHAI-MAN | ||||||
| NS | cl1.sfndns.com | ||||||
| A | 2001:da8:20d:40cf::4π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 47.108.213.108π¨π³ ALIBABA-CN-NET | ||||||
| A | 58.205.196.4π¨π³ ERX-CERNET-BKB | ||||||
| A | 103.21.140.3π¨π³ CHINANET-SHANGHAI-MAN | ||||||
| NS | cl2.sfndns.cn | ||||||
| A | 2001:da8:20d:40cf::5π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 8.134.159.224π¨π³ ALIBABA-CN-NET | ||||||
| A | 47.236.4.243πΈπ¬ CNNIC-ALIBABA-CN-NET-AP | ||||||
| NS | cl2.sfndns.com | ||||||
| A | 2001:da8:20d:40cf::5π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 8.134.159.224π¨π³ ALIBABA-CN-NET | ||||||
| A | 47.236.4.243πΈπ¬ CNNIC-ALIBABA-CN-NET-AP | ||||||
| NS | vip1.sfndns.cn β οΈ Not in parent delegation | ||||||
| A | 2001:da8:20d:40cf::4π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 47.108.213.108π¨π³ ALIBABA-CN-NET | ||||||
| A | 58.205.196.4π¨π³ ERX-CERNET-BKB | ||||||
| A | 103.21.140.3π¨π³ CHINANET-SHANGHAI-MAN | ||||||
| NS | vip2.sfndns.cn β οΈ Not in parent delegation | ||||||
| A | 2001:da8:20d:40cf::5π¨π³ CNGI-CERNET2-AS-AP | ||||||
| A | 8.134.159.224π¨π³ ALIBABA-CN-NET | ||||||
| A | 47.236.4.243πΈπ¬ CNNIC-ALIBABA-CN-NET-AP | ||||||
| MX | cwe-cn.mail.protection.outlook.com β | ||||||
| TXT | 3f7f953e091752976a59b27470071c5d011431849d024caee2f1815b45ba2042 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | MS=ms20379749 | ||||||
| SOA | cl1.sfndns.cnmail@sfn.cn 2026-02-17 #22 | ||||||
cn
| DNSSEC | β οΈ Not signed | ||||||
| NS | a.dns.cn β π | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn π | ||||||
| NS | d.dns.cn π | ||||||
| NS | e.dns.cn π | ||||||
| NS | ns.cernet.net β οΈ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034456417 | ||||||
Same first word
Similar names
DNS History
15 records (7 active, 8 former)
βNScl1.sfndns.cn2026-02-17 β 2026-02-17 Β· 3 obs
β 2026-02-17 23:16:24
β 2026-02-17 23:16:30
βNScl1.sfndns.com2026-02-17 β 2026-02-17 Β· 3 obs
β 2026-02-17 23:16:24
β 2026-02-17 23:16:30
βNScl2.sfndns.cn2026-02-17 β 2026-02-17 Β· 3 obs
β 2026-02-17 23:16:24
β 2026-02-17 23:16:30
βNScl2.sfndns.com2026-02-17 β 2026-02-17 Β· 3 obs
β 2026-02-17 23:16:24
β 2026-02-17 23:16:30
βNSns1.sfn.cn2015-11-05 β 2017-01-25 Β· 5 obs
β 2015-11-05 18:54:12
β 2017-01-25 02:06:52
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βNSns2.sfn.cn2015-11-05 β 2017-01-25 Β· 5 obs
β 2015-11-05 18:54:12
β 2017-01-25 02:06:52
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βNSns3.sanfront.com.cn2015-08-25 β 2015-08-25 Β· 3 obs
β 2015-11-05 18:54:12
β 2026-02-17 23:16:30
βNSns5.sanfront.com.cn2015-08-25 β 2015-08-25 Β· 3 obs
β 2015-11-05 18:54:12
β 2026-02-17 23:16:30
βNSvip1.sfndns.cn2020-10-18 β 2026-02-17 Β· 3 obs
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βNSvip2.sfndns.cn2020-10-18 β 2026-02-17 Β· 3 obs
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βMX219.237.219.72015-11-05 β 2017-01-25 Β· 5 obs
β 2015-11-05 18:54:12
β 2017-01-25 02:06:52
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βMX219.237.219.72015-08-25 β 2015-08-25 Β· 3 obs
β 2015-11-05 18:54:12
β 2026-02-17 23:16:30
βMXcwe-cn.mail.protection.outlook.com2020-10-18 β 2026-02-17 Β· 3 obs
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
βMXms58418291.msv1.invalid2020-10-18 β 2020-10-18 Β· 4 obs
β 2020-10-18 19:37:48
β 2021-09-30 22:41:42
β 2026-02-17 23:16:30
βA219.237.219.212015-08-25 β 2017-01-25 Β· 4 obs
β 2017-01-25 02:06:52
β 2020-10-18 19:37:48
β 2026-02-17 23:16:30
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| cwe.cn | cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com | - |
β Authoritative Response
Server: 47.236.4.243
NS records: cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for cwe.cn (unsigned zone)
β±οΈ Timing
Total: 4884ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | cl1.sfndns.com, vip1.sfndns.cn... |
| MX | 1 | cwe-cn.mail.protection.outlook.com (pri: |
| TXT | 3 | MS=ms20379749, 3f7f953e091752976a59b27470071c5d01143184... |
| SOA | 1 | cl1.sfndns.cn mail.sfn.cn |
AI analysis
cwe.cn is delegated to six name servers: cl1.sfndns.cn, cl2.sfndns.cn, vip1.sfndns.cn, vip2.sfndns.cn, cl1.sfndns.com and cl2.sfndns.com.
cwe.cn at least partially shares name servers with other domains, for instance qth.gov.cn, bjie.ac.cn, bmi.ac.cn, phei.com.cn and luan.gov.cn.
Host names with four IP numbers:
The host name cl1.sfndns.cn points to: 2001:da8:20d:40cf::4, 47.108.213.108, 58.205.196.4 and 103.21.140.3.
The host name vip1.sfndns.cn points to: 2001:da8:20d:40cf::4, 47.108.213.108, 58.205.196.4 and 103.21.140.3.
The host name cl1.sfndns.com points to: 2001:da8:20d:40cf::4, 47.108.213.108, 58.205.196.4 and 103.21.140.3.
Host names with three IP numbers:
The host name cl2.sfndns.cn points to: 2001:da8:20d:40cf::5, 8.134.159.224 and 47.236.4.243.
The host name vip2.sfndns.cn points to: 2001:da8:20d:40cf::5, 8.134.159.224 and 47.236.4.243.
The host name cl2.sfndns.com points to: 2001:da8:20d:40cf::5, 8.134.159.224 and 47.236.4.243.
Host names that resolve to 2001:da8:20d:40cf::4: cl1.sfndns.cn, vip1.sfndns.cn and cl1.sfndns.com.
Host names that resolve to 47.108.213.108: cl1.sfndns.cn, vip1.sfndns.cn and cl1.sfndns.com.
Host names that resolve to 58.205.196.4: cl1.sfndns.cn, vip1.sfndns.cn and cl1.sfndns.com.
Host names that resolve to 103.21.140.3: cl1.sfndns.cn, vip1.sfndns.cn and cl1.sfndns.com.
Host names that resolve to 2001:da8:20d:40cf::5: cl2.sfndns.cn, vip2.sfndns.cn and cl2.sfndns.com.
Host names that resolve to 8.134.159.224: cl2.sfndns.cn, vip2.sfndns.cn and cl2.sfndns.com.
Host names that resolve to 47.236.4.243: cl2.sfndns.cn, vip2.sfndns.cn and cl2.sfndns.com.
cwe.cn is handled by a single mail server, cwe-cn.mail.protection.outlook.com.