cnmaedu.com - robtex.com

cnmaedu.com

DNSSEC⚠️ Not signed
A39.105.39.121🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC
NSdns21.hichina.com ⭐
A2408:4009:501::29🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.100🇨🇳 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,
A139.224.142.110🇨🇳 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,
NSdns22.hichina.com
A2408:4009:501::30🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.98🇨🇳 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,
A139.224.142.108🇨🇳 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,
MXmxbiz1.qq.com ⭐
MXmxbiz2.qq.com(10)
TXTv=spf1 include:spf.mail.qq.com ~all
SOAdns21.hichina.comhostmaster@hichina.com 2026-01-09 #13

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777274316

Same first word

cnmaedu.com

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DNS History

6 records (5 active, 1 former)

2020202120222023202420252026NSdns21.hichina.comdns22.hichina.comMXmxbiz1.qq.commxbiz2.qq.comA39.105.39.121CNAMEwww.51cnma.com
●NSdns21.hichina.com2019-04-02 → 2026-04-27 · 2 obs
● 2019-04-02 15:54:20
● 2026-04-27 07:26:12
●NSdns22.hichina.com2019-04-02 → 2026-04-27 · 2 obs
● 2019-04-02 15:54:20
● 2026-04-27 07:26:12
●MXmxbiz1.qq.com2026-04-10 → 2026-04-27 · 2 obs
● 2026-04-10 15:12:36
● 2026-04-27 07:26:12
●MXmxbiz2.qq.com2026-04-10 → 2026-04-27 · 2 obs
● 2026-04-10 15:12:36
● 2026-04-27 07:26:12
●A39.105.39.1212026-04-10 → 2026-04-27 · 2 obs
● 2026-04-10 15:12:36
● 2026-04-27 07:26:12
○CNAMEwww.51cnma.com2019-04-02 → 2019-04-02 · 3 obs
● 2019-04-02 15:54:20
○ 2026-04-10 15:12:36
○ 2026-04-27 07:26:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...-
cnmaedu.comdns21.hichina.com, dns22.hichina.com18 records

✅ Authoritative Response

Server:120.76.107.38

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cnmaedu.com (unsigned zone)

⏱️ Timing

Total: 538ms | Queries: -

📄 Records

TypeCountSample Data
A139.105.39.121
NS2dns22.hichina.com, dns21.hichina.com
MX2mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)
TXT1v=spf1 include:spf.mail.qq.com ~all
SOA1dns21.hichina.com hostmaster.hichina.com

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)

Analysis

IP Addresses

cnmaedu.com resolves to a single IP: 39.105.39.121.

Other host names share IP numbers with cnmaedu.com; for instance shouguanedu.com.

Name Servers

cnmaedu.com has two name servers: dns21.hichina.com and dns22.hichina.com.

cnmaedu.com shares the same name server setup as other domains, for example youxi9527.com, gdzhongshan.com, xianfeng5.com, zzlang.com and 68830.com.

cnmaedu.com shares some name servers with other domains, for instance idooo.cn, mocong.com and amaxgs.com.

These name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns21.hichina.com points to 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns22.hichina.com points to 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

cnmaedu.com is served by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

cnmaedu.com shares the mail server setup with other domains, for example wisfarm.com, yongtaida.com, haishun.com, 218ts.cn and begif.com.

cnmaedu.com shares some mail servers with other domains at least partially, for instance china-domain.net and bjlcyq.cn.