cdu028.com - robtex.com
cdu028.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 199.33.126.148🇺🇸 AS26481199.33.126.0/24 P.O Box 504 Folsom CA 95763 United States | ||||||
| PTR | 199.33.124.148.rebelhosting.net | ||||||
| NS | dns9.hichina.com ⭐ | ||||||
| A | 2408:4009:501::17🇨🇳 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 | dns10.hichina.com | ||||||
| A | 2408:4009:501::18🇨🇳 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 | cdu028.com ⭐ | ||||||
| A | 199.33.126.148🇺🇸 AS26481199.33.126.0/24 P.O Box 504 Folsom CA 95763 United States | ||||||
| PTR | 199.33.124.148.rebelhosting.net | ||||||
| TXT | v=spf1 include:spf.mxhichina.com -all | ||||||
| SOA | dns9.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=1776001472 | ||||||
MX for
cdu028.com |
Same first word
cdu028.com |
DNS History
7 records (4 active, 3 former)
●NSdns10.hichina.com2016-12-29 → 2026-04-12 · 3 obs
● 2016-12-29 20:17:24
● 2026-04-12 13:53:48
●NSdns9.hichina.com2016-12-29 → 2026-04-12 · 3 obs
● 2016-12-29 20:17:24
● 2026-04-12 13:53:48
○NSns1.72dns.com2015-06-06 → 2016-04-25 · 4 obs
● 2016-04-25 01:07:40
○ 2016-12-29 20:17:24
○ 2026-04-12 13:53:48
○NSns2.72dns.com2015-06-06 → 2016-04-25 · 4 obs
● 2016-04-25 01:07:40
○ 2016-12-29 20:17:24
○ 2026-04-12 13:53:48
●MXcdu028.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 13:53:48
○A171.216.60.452015-06-06 → 2016-04-25 · 4 obs
● 2016-04-25 01:07:40
○ 2016-12-29 20:17:24
○ 2026-04-12 13:53:48
●A199.33.126.1482026-03-19 → 2026-04-12 · 3 obs
● 2026-03-19 16:56:08
● 2026-04-12 13:53:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdu028.com | dns9.hichina.com, dns10.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.41
NS records: dns9.hichina.com, dns10.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdu028.com (unsigned zone)
⏱️ Timing
Total: 561ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.33.126.148 |
| NS | 2 | dns9.hichina.com, dns10.hichina.com |
| MX | 1 | cdu028.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.mxhichina.com -all |
| SOA | 1 | dns9.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)
Analysis
Mail Server Role
cdu028.com serves as a mail server for cdu028.com.
IP Addresses
cdu028.com points to a single IP: 199.33.126.148.
Name Servers
cdu028.com's delegation is to two name servers dns10.hichina.com and dns9.hichina.com.
cdu028.com shares the same name server configuration as other domains, such as accsilicones.com, xjret.com, xuelixunmei.com, wucul.com and mljdmr.com.
cdu028.com shares name servers with other domains to some extent, for instance weixinsim.com, ichinaland.com, aloha-ukulele.com and imkf.com.
these name servers are commonly used together with ns1.alidns.com, ns2.alidns.com, dns29.hichina.com and dns30.hichina.com.
Host names with nine IP numbers: dns10.hichina.com points to 2408:4009:501::18, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121; dns9.hichina.com points to 2408:4009:501::17, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.
Mail Servers
cdu028.com is handled by a single mail server.
cdu028.com points to IP number 199.33.126.148.