bcnu.edu.cn - robtex.com

bcnu.edu.cn

DNSSEC⚠️ Not signed
A2001:250:7415::1:23🇨🇳 ERX-CERNET-BKB2001:250:7415::/48
A36.135.97.153🇨🇳 CMNET-JILIN-AS-AP36.135.64.0/18 CMI (Customer Route)
NSdns1.bcnu.edu.cn ⭐
A2001:250:7415::1:20🇨🇳 ERX-CERNET-BKB2001:250:7415::/48
A125.223.163.20🇨🇳 ERX-CERNET-BKB125.223.160.0/22 PACNET (proxy-registered route object)
NSdns2.bcnu.edu.cn
A2001:250:7415::1:30🇨🇳 ERX-CERNET-BKB2001:250:7415::/48
A125.223.163.30🇨🇳 ERX-CERNET-BKB125.223.160.0/22 PACNET (proxy-registered route object)
NSdns3.bcnu.edu.cn ⚠️ Not in zone NS records
A36.135.97.160🇨🇳 CMNET-JILIN-AS-AP36.135.64.0/18 CMI (Customer Route)
NSdns4.bcnu.edu.cn ⚠️ Not in zone NS records
A58.21.195.60🇨🇳 CHINA169-Backbone58.21.0.0/16 CNC Group CHINA169 Jilin Province Network
PTR60.195.21.58.adsl-pool.jlccptt.net.cn
MXhzmx01.mxmail.netease.com ⭐
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
MXhzmx02.mxmail.netease.com(10)
A47.251.71.119🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
A47.251.84.126🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object
TXTv=spf1 include:spf.163.com -all
SOAdns1.bcnu.edu.cnlv@bcnu.edu.cn 2026-01-14 #1

edu.cn

DNSSEC⚠️ Not signed
NSdns2.edu.cn ⭐
NSdns.edu.cn
NSdns3.edu.cn
NSns2.cernet.net ⚠️ Not in parent delegation
NSns4.cernet.net ⚠️ Not in parent delegation
NSns5.cernet.net ⚠️ Not in parent delegation
SOAdns.edu.cnhostmaster@net.edu.cn 2026-05-08 #24
WOT: SAFE (85/100)

Subdomains

dns3.bcnu.edu.cn
dns1.bcnu.edu.cn
dns2.bcnu.edu.cn
dns4.bcnu.edu.cn

Same first word

bcnu.tv
bcnu.ac.th
bcnu.net
bcnu.info
bcnu.eu
bcnu.org
bcnu.edu.cn
bcnu.dk
bcnu.ca
bcnu.de

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nbcu.cn
nbcu.biz
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cunb.com
ucnb.com
cnub.com
nbcu.info
nbcu.tv
nucb.in
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nbuc.net
cbnu.com
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nbcu.co
unbc.cn
cbnu.or.kr
bncu.com
bunc.cn
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unbc.com
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uncb.cn
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ubcn.org
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nubc.org
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ncbu.org
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ubcn.cn
bncu.cn
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unbc.ca
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DNS History

8 records (8 active, 0 former)

NSdns1.bcnu.edu.cndns2.bcnu.edu.cndns3.bcnu.edu.cndns4.bcnu.edu.cnMXhzmx01.mxmail.netease.comhzmx02.mxmail.netease.comA2001:250:7415::1:2336.135.97.153
●NSdns1.bcnu.edu.cn2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●NSdns2.bcnu.edu.cn2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●NSdns3.bcnu.edu.cn2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●NSdns4.bcnu.edu.cn2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●MXhzmx01.mxmail.netease.com2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●MXhzmx02.mxmail.netease.com2026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●A2001:250:7415::1:232026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38
●A36.135.97.1532026-04-20 → 2026-05-11 · 2 obs
● 2026-04-20 15:19:12
● 2026-05-11 04:16:38

🔍 DNS Trace

Analysis

Hierarchy

bcnu.edu.cn is a parent of dns3.bcnu.edu.cn, dns1.bcnu.edu.cn, dns2.bcnu.edu.cn and dns4.bcnu.edu.cn.

IP Addresses

bcnu.edu.cn points to two IP numbers: 2001:250:7415::1:23 and 36.135.97.153.

Name Servers

bcnu.edu.cn is delegated to four name servers: dns1.bcnu.edu.cn, dns2.bcnu.edu.cn, dns3.bcnu.edu.cn and dns4.bcnu.edu.cn.

Host names with two IPs:

dns1.bcnu.edu.cn points to 2001:250:7415::1:20 and 125.223.163.20

dns2.bcnu.edu.cn points to 2001:250:7415::1:30 and 125.223.163.30

Host names with one IP:

dns3.bcnu.edu.cn points to 36.135.97.160

dns4.bcnu.edu.cn points to 58.21.195.60

Mail Servers

Two mail servers handle bcnu.edu.cn: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

bcnu.edu.cn shares the same mail server setup as other domains, including jxoilpress.com, orientil.com, qhmanufacture.com, caixuetang.cn and x-tra.com.cn.

bcnu.edu.cn shares some mail servers with other domains, for example hanslace.com.

Names with two IPs:

hzmx01.mxmail.netease.com points to: 47.251.71.119 and 47.251.84.126.

hzmx02.mxmail.netease.com points to: 47.251.71.119 and 47.251.84.126.

Names pointing to 47.251.71.119: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

Names pointing to 47.251.84.126: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.