cwe.cn - robtex.com

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cwe.cn

DNSSEC⚠️ Not signed
NScl1.sfndns.cn ⭐
A2001:da8:20d:40cf::4πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A47.108.213.108πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A58.205.196.4πŸ‡¨πŸ‡³ ERX-CERNET-BKB
A103.21.140.3πŸ‡¨πŸ‡³ CHINANET-SHANGHAI-MAN
NScl1.sfndns.com
A2001:da8:20d:40cf::4πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A47.108.213.108πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A58.205.196.4πŸ‡¨πŸ‡³ ERX-CERNET-BKB
A103.21.140.3πŸ‡¨πŸ‡³ CHINANET-SHANGHAI-MAN
NScl2.sfndns.cn
A2001:da8:20d:40cf::5πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A8.134.159.224πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A47.236.4.243πŸ‡ΈπŸ‡¬ CNNIC-ALIBABA-CN-NET-AP
NScl2.sfndns.com
A2001:da8:20d:40cf::5πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A8.134.159.224πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A47.236.4.243πŸ‡ΈπŸ‡¬ CNNIC-ALIBABA-CN-NET-AP
NSvip1.sfndns.cn ⚠️ Not in parent delegation
A2001:da8:20d:40cf::4πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A47.108.213.108πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A58.205.196.4πŸ‡¨πŸ‡³ ERX-CERNET-BKB
A103.21.140.3πŸ‡¨πŸ‡³ CHINANET-SHANGHAI-MAN
NSvip2.sfndns.cn ⚠️ Not in parent delegation
A2001:da8:20d:40cf::5πŸ‡¨πŸ‡³ CNGI-CERNET2-AS-AP
A8.134.159.224πŸ‡¨πŸ‡³ ALIBABA-CN-NET
A47.236.4.243πŸ‡ΈπŸ‡¬ CNNIC-ALIBABA-CN-NET-AP
MXcwe-cn.mail.protection.outlook.com ⭐
TXT3f7f953e091752976a59b27470071c5d011431849d024caee2f1815b45ba2042
TXTv=spf1 include:spf.protection.outlook.com -all
TXTMS=ms20379749
SOAcl1.sfndns.cnmail@sfn.cn 2026-02-17 #22

cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ πŸ”’
NSb.dns.cn
NSc.dns.cn πŸ”’
NSd.dns.cn πŸ”’
NSe.dns.cn πŸ”’
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034456417

Same first word

Similar names

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NScl1.sfndns.cncl1.sfndns.comcl2.sfndns.cncl2.sfndns.comvip1.sfndns.cnvip2.sfndns.cnns1.sfn.cnns2.sfn.cnns3.sanfront.com.cnns5.sanfront.com.cnMXcwe-cn.mail.protection.outlook.com219.237.219.7219.237.219.7ms58418291.msv1.invalidA219.237.219.21
●NScl1.sfndns.cn2026-02-17 β†’ 2026-02-17 Β· 3 obs
β—‹ 2020-10-18 19:37:48
● 2026-02-17 23:16:24
● 2026-02-17 23:16:30
●NScl1.sfndns.com2026-02-17 β†’ 2026-02-17 Β· 3 obs
β—‹ 2020-10-18 19:37:48
● 2026-02-17 23:16:24
● 2026-02-17 23:16:30
●NScl2.sfndns.cn2026-02-17 β†’ 2026-02-17 Β· 3 obs
β—‹ 2020-10-18 19:37:48
● 2026-02-17 23:16:24
● 2026-02-17 23:16:30
●NScl2.sfndns.com2026-02-17 β†’ 2026-02-17 Β· 3 obs
β—‹ 2020-10-18 19:37:48
● 2026-02-17 23:16:24
● 2026-02-17 23:16:30
β—‹NSns1.sfn.cn2015-11-05 β†’ 2017-01-25 Β· 5 obs
β—‹ 2015-08-25 21:14:58
● 2015-11-05 18:54:12
● 2017-01-25 02:06:52
β—‹ 2020-10-18 19:37:48
β—‹ 2026-02-17 23:16:30
β—‹NSns2.sfn.cn2015-11-05 β†’ 2017-01-25 Β· 5 obs
β—‹ 2015-08-25 21:14:58
● 2015-11-05 18:54:12
● 2017-01-25 02:06:52
β—‹ 2020-10-18 19:37:48
β—‹ 2026-02-17 23:16:30
β—‹NSns3.sanfront.com.cn2015-08-25 β†’ 2015-08-25 Β· 3 obs
● 2015-08-25 21:14:58
β—‹ 2015-11-05 18:54:12
β—‹ 2026-02-17 23:16:30
β—‹NSns5.sanfront.com.cn2015-08-25 β†’ 2015-08-25 Β· 3 obs
● 2015-08-25 21:14:58
β—‹ 2015-11-05 18:54:12
β—‹ 2026-02-17 23:16:30
●NSvip1.sfndns.cn2020-10-18 β†’ 2026-02-17 Β· 3 obs
β—‹ 2017-01-25 02:06:52
● 2020-10-18 19:37:48
● 2026-02-17 23:16:30
●NSvip2.sfndns.cn2020-10-18 β†’ 2026-02-17 Β· 3 obs
β—‹ 2017-01-25 02:06:52
● 2020-10-18 19:37:48
● 2026-02-17 23:16:30
β—‹MX219.237.219.72015-11-05 β†’ 2017-01-25 Β· 5 obs
β—‹ 2015-08-25 21:14:58
● 2015-11-05 18:54:12
● 2017-01-25 02:06:52
β—‹ 2020-10-18 19:37:48
β—‹ 2026-02-17 23:16:30
β—‹MX219.237.219.72015-08-25 β†’ 2015-08-25 Β· 3 obs
● 2015-08-25 21:14:58
β—‹ 2015-11-05 18:54:12
β—‹ 2026-02-17 23:16:30
●MXcwe-cn.mail.protection.outlook.com2020-10-18 β†’ 2026-02-17 Β· 3 obs
β—‹ 2017-01-25 02:06:52
● 2020-10-18 19:37:48
● 2026-02-17 23:16:30
β—‹MXms58418291.msv1.invalid2020-10-18 β†’ 2020-10-18 Β· 4 obs
β—‹ 2017-01-25 02:06:52
● 2020-10-18 19:37:48
β—‹ 2021-09-30 22:41:42
β—‹ 2026-02-17 23:16:30
β—‹A219.237.219.212015-08-25 β†’ 2017-01-25 Β· 4 obs
● 2015-08-25 21:14:58
● 2017-01-25 02:06:52
β—‹ 2020-10-18 19:37:48
β—‹ 2026-02-17 23:16:30

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
cwe.cncl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com-

βœ… Authoritative Response

Server: 47.236.4.243

NS records: cl1.sfndns.cn, cl1.sfndns.com, cl2.sfndns.cn, cl2.sfndns.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cwe.cn (unsigned zone)

⏱️ Timing

Total: 4884ms | Queries: -

πŸ“„ Records

TypeCountSample Data
NS6cl1.sfndns.com, vip1.sfndns.cn...
MX1cwe-cn.mail.protection.outlook.com (pri:
TXT3MS=ms20379749, 3f7f953e091752976a59b27470071c5d01143184...
SOA1cl1.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.