`ebj.ac.cn`

DNSSEC	⚠️ Not signed
NS	`dns3.hichina.com` ⭐ ⚠️ Not in parent delegation
		A	2408:4009:501::11^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.123^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns11.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::19^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns12.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::20^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`dns4.hichina.com` ⚠️ Not in parent delegation
		A	2408:4009:501::12^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.124^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`ns1.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.115^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.125^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`ns2.alidns.com` ⚠️ Not in zone NS records
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.116^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	139.224.142.126^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
NS	`ns3.alidns.com` ⚠️ Not in zone NS records
		A	2400:3200::1^{🇨🇳 Alibaba-Cloud2400:3200::/48}
			PTR	`public1.alidns.com`
		A	2400:3200:baba::1^{🇨🇳 Alibaba-Cloud2400:3200:baba::/48}
		A	223.5.5.5^{🇨🇳 Alibaba-Cloud223.5.5.0/24}
			PTR	`public1.alidns.com`
		A	223.6.6.6^{🇨🇳 Alibaba-Cloud223.6.6.0/24}
			PTR	`public2.alidns.com`
NS	`ns4.alidns.com` ⚠️ Not in zone NS records
		A	2400:3200::1^{🇨🇳 Alibaba-Cloud2400:3200::/48}
			PTR	`public1.alidns.com`
		A	2400:3200:baba::1^{🇨🇳 Alibaba-Cloud2400:3200:baba::/48}
		A	223.5.5.5^{🇨🇳 Alibaba-Cloud223.5.5.0/24}
			PTR	`public1.alidns.com`
		A	223.6.6.6^{🇨🇳 Alibaba-Cloud223.6.6.0/24}
			PTR	`public2.alidns.com`
MX	`hzmx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`hzmx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
SOA	`dns3.hichina.com`hostmaster@hichina.com 2026-07-30 #19

`ac.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.cn`root@cnnic.cn serial=2027282654

WOT: SAFE (94/100)

Same first word

ebj.cc

ebj.name

ebj.ir

ebj.org

ebj.pl

ebj.edu.mx

ebj.com.tw

ebj.ac.cn

ebj.at

ebj.biz

ebj.ch

ebj.nu

ebj.re

ebj.ca

ebj.cn

ebj.net

ebj.es

ebj.it

ebj.no

ebj.ru

ebj.ddns.net

ebj.be

ebj.com

ebj.us

ebj.casino

ebj.cz

ebj.de

Similar names

jeb.dyndns.org

jeb.university

jeb.gr

jeb.com.my

ejb.me

jbe.fr

bje.cz

ejb.be

jbe.dk

jbe.nu

ejb.ca

jbe.es

jbe.be

jbe.at

ejb.hu

jeb.cn

ejb.as

bje.se

ejb.co.uk

jeb.ch

jbe.ovh

ejb.eu

ejb.us

ejb.at

bej.se

jeb.be

bje.org.au

jeb.zone

jeb.org.uk

bje.com.tw

bej.ai

jeb.cz

ejb.co

bje.at

ejb.com

ejb.com.br

jeb.mobi

bej.dk

jbe.com

ejb.de

jeb.eu

jeb.no

bej.net

jeb.co.in

bej.com.tr

jeb.ac

jbe.com.cn

jeb.at

bej.in

jeb.ltd

bje.org

bej.co.in

bej.me

bej.org

jeb.me

bej.de

jbe.in

jeb.cc

jeb.ru

jeb.jp

bej.com

bje.co

bje.be

bej.ca

jbe.org.uk

ejb.cl

jeb.cl

bje.dk

bje.com

bej.be

jbe.ch

jeb.se

jbe.se

bje.nl

jbe.us

jeb.net

bej.co

bje.nsw.edu.au

jeb.de

ejb.ch

jbe.net

ejb.net

jeb.fi

jeb.bz

jeb.it

jeb.org

DNS History

10 records (10 active, 0 former)

●NSdns11.hichina.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSdns12.hichina.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSdns3.hichina.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSdns4.hichina.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSns1.alidns.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSns2.alidns.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSns3.alidns.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●NSns4.alidns.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●MXhzmx01.mxmail.netease.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

●MXhzmx02.mxmail.netease.com2026-07-31 → 2026-08-09 · 2 obs

● 2026-07-31 10:58:52
● 2026-08-09 22:24:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
ebj.ac.cn	ns1.alidns.com, ns2.alidns.com, ns3.alidns.com, ns4.alidns.com...	-

✅ Authoritative Response

Server:139.224.142.116

NS records: ns1.alidns.com, ns2.alidns.com, ns3.alidns.com, ns4.alidns.com, dns11.hichina.com, dns12.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ebj.ac.cn (unsigned zone)

⏱️ Timing

Total: 3104ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	2	`hzmx02.mxmail.netease.com (pri: 10), hzmx01.mxmail.netease.com (pri: 5)`
TXT	1	`v=spf1 include:spf.163.com -all`
SOA	1	`dns3.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

ebj.ac.cn has 8 name servers — ns1.alidns.com, ns2.alidns.com, ns3.alidns.com and 5 others.

ebj.ac.cn has at least partial name server overlap with other domains, such as lutek.com.cn, cniuyun.com, hrbmbh.com and two others.

dns3.hichina.com, dns4.hichina.com and dns11.hichina.com — plus 7 other name servers — are commonly paired with these name servers.

Hostnames that resolve to 9 IP addresses:

ns1.alidns.com points to 39.96.153.45, 39.96.153.55, 47.118.199.205 and 6 other IP addresses.

ns2.alidns.com points to 39.96.153.46, 39.96.153.56, 47.118.199.206 and 6 other IP addresses.

dns11.hichina.com points to 39.96.153.42, 39.96.153.52, 47.118.199.202 and 6 other IP addresses.

dns12.hichina.com points to 39.96.153.41, 39.96.153.51, 47.118.199.201 and 6 other IP addresses.

dns3.hichina.com points to 39.96.153.43, 39.96.153.63, 47.118.199.203 and 6 other IP addresses.

dns4.hichina.com points to 39.96.153.44, 39.96.153.54, 47.118.199.204 and 6 other IP addresses.

Hosts that point to four IP numbers:

ns3.alidns.com has four IP addresses: 223.5.5.5, 223.6.6.6, 2400:3200::1 and 2400:3200:baba::1.

ns4.alidns.com has four IP addresses: 223.5.5.5, 223.6.6.6, 2400:3200::1 and 2400:3200:baba::1.

The host names ns3.alidns.com and ns4.alidns.com both resolve to 2400:3200::1 IP addresses.

The host names ns3.alidns.com and ns4.alidns.com both resolve to 2400:3200:baba::1 IP addresses.

The host names ns3.alidns.com and ns4.alidns.com both resolve to 223.5.5.5 IP addresses.

The host names ns3.alidns.com and ns4.alidns.com both resolve to 223.6.6.6 IP addresses.

Mail Servers

Mail for ebj.ac.cn is handled by two mail servers — hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

ebj.ac.cn uses an identical mail server configuration to several other domains — among them y-phone.com, wowtran.com, jingcheng-tech.com and two more.

ebj.ac.cn has mail servers in common with other domains — for example loyal-macau.com and nbcfa.com.

Both hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com point to 47.251.71.119 and 47.251.84.126.

The host names hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com both resolve to 47.251.71.119 IP addresses.

The host names hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com both resolve to 47.251.84.126 IP addresses.

ebj.ac.cn - robtex.com

ebj.ac.cn

ac.cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

Mail Servers

`ebj.ac.cn`

`ac.cn`