codeedu.com - robtex.com
codeedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 101.201.150.225🇨🇳 Alibaba-Cloud101.201.0.0/16 CT BeiJing IDC | ||||||
| NS | dns13.hichina.com ⭐ | ||||||
| A | 2408:4009:501::21🇨🇳 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 | dns14.hichina.com | ||||||
| A | 2408:4009:501::22🇨🇳 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, | ||||||
| MX | mxdomain.qq.com ⭐ | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | dns13.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1787528101 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
7 records (4 active, 3 former)
●NSdns13.hichina.com2015-05-29 → 2026-08-23 · 3 obs
● 2015-05-29 09:06:56
● 2026-08-23 23:43:02
●NSdns14.hichina.com2015-05-29 → 2026-08-23 · 3 obs
● 2015-05-29 09:06:56
● 2026-08-23 23:43:02
●MXmxdomain.qq.com2015-05-29 → 2026-08-23 · 3 obs
● 2015-05-29 09:06:56
● 2026-08-23 23:43:02
●A101.201.150.2252026-08-18 → 2026-08-23 · 3 obs
● 2026-08-18 09:32:24
● 2026-08-23 23:43:02
○A121.42.133.1052015-05-29 → 2015-10-19 · 5 obs
● 2015-05-29 09:06:56
● 2015-10-19 12:39:50
○ 2015-12-21 17:43:00
○ 2026-08-23 23:43:02
○A139.129.39.1532015-12-21 → 2016-11-20 · 5 obs
● 2015-12-21 17:43:00
● 2016-11-20 01:52:04
○ 2017-05-19 12:06:28
○ 2026-08-23 23:43:02
○A60.205.21.242017-05-19 → 2017-05-19 · 4 obs
● 2017-05-19 12:06:28
○ 2026-08-18 09:32:24
○ 2026-08-23 23:43:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net... | - |
| codeedu.com | dns13.hichina.com, dns14.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codeedu.com (unsigned zone)
⏱️ Timing
Total: 801ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 101.201.150.225 |
| NS | 2 | dns14.hichina.com, dns13.hichina.com |
| MX | 1 | mxdomain.qq.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)
Analysis
IP Addresses
codeedu.com resolves to one IP address: 101.201.150.225.
The host names xun3.com, www.xun3.com, www.ly8000.com and ly8000.com all share IP numbers with codeedu.com.
Name Servers
DNS delegation for codeedu.com points to two name servers: dns13.hichina.com and dns14.hichina.com.
codeedu.com uses the same name servers as several other domains — among them gongxiaoyijia.net, ld108.com, tspp.cn and two more.
codeedu.com shares at least some of its name servers with other domains, including noname.cn, shanghai-hg.com, coffeecaddy.com and two others.
These name servers are frequently paired with the name servers expirens3.hichina.com and expirens4.hichina.com.
Hostnames that resolve to 9 IP addresses:
dns13.hichina.com has IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, plus 6 other.
dns14.hichina.com has IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, plus 6 other.
Mail Servers
Mail for codeedu.com is handled by a single mail server, mxdomain.qq.com.
codeedu.com uses an identical mail server configuration to several other domains — among them zini.cn, tissot.website, txt.cn and two more.
codeedu.com has at least some mail servers in common with other domains, such as xunwei.net, katim.me, 0757ss.cn and kinpu.com.
These mail servers frequently appear alongside the mail servers mxbiz1.qq.com and mxbiz2.qq.com.