dd33.cn - robtex.com

dd33.cn

DNSSEC⚠️ Not signed
NSdns25.hichina.com
A2408:4009:501::33🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.99🇨🇳 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,
A139.224.142.109🇨🇳 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,
NSdns26.hichina.com
A2408:4009:501::34🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.102🇨🇳 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,
A139.224.142.107🇨🇳 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,
MXmx1.sparkspace.huaweicloud.com
A110.239.96.200🇸🇬 HWCSNET110.239.96.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04
PTRecs-110-239-96-200.compute.hwclouds-dns.com
MXmx2.sparkspace.huaweicloud.com(10)
A110.239.96.200🇸🇬 HWCSNET110.239.96.0/19 HUAWEI INTERNATIONAL PTE. LTD. 15A Changi Business Park Central 1 Eightrium 03-03/04
PTRecs-110-239-96-200.compute.hwclouds-dns.com
TXTv=spf1 include:spf.sparkspace.huaweicloud.com -all
TXTc9c2ec86218c9030cbac1ea0370bc01f6db4c61f78ccf891f769f390fe3b6c49
SOAdns25.hichina.comhostmaster@hichina.com 2026-06-04 #13

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035005337

Same first word

Similar names

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSdns25.hichina.comdns26.hichina.comMXmx1.sparkspace.huaweicloud.commx2.sparkspace.huaweicloud.comA47.90.14.23247.90.20.1764.62.224.253CNAME22pk.lncdn.com
NSdns25.hichina.com2026-04-14 → 2026-07-05 · 2 obs
● 2026-04-14 14:34:52
● 2026-07-05 11:35:14
NSdns26.hichina.com2026-04-14 → 2026-07-05 · 2 obs
● 2026-04-14 14:34:52
● 2026-07-05 11:35:14
MXmx1.sparkspace.huaweicloud.com2026-04-14 → 2026-07-05 · 2 obs
● 2026-04-14 14:34:52
● 2026-07-05 11:35:14
MXmx2.sparkspace.huaweicloud.com2026-04-14 → 2026-07-05 · 2 obs
● 2026-04-14 14:34:52
● 2026-07-05 11:35:14
A47.90.14.2322016-09-21 → 2016-09-21 · 4 obs
○ 2015-10-23 13:25:00
● 2016-09-21 09:14:36
○ 2017-06-27 00:33:16
○ 2026-07-05 11:35:14
A47.90.20.172016-09-21 → 2016-09-21 · 4 obs
○ 2015-10-23 13:25:00
● 2016-09-21 09:14:36
○ 2017-06-27 00:33:16
○ 2026-07-05 11:35:14
A64.62.224.2532015-10-23 → 2015-10-23 · 3 obs
● 2015-10-23 13:25:00
○ 2016-09-21 09:14:36
○ 2026-07-05 11:35:14
CNAME22pk.lncdn.com2017-06-27 → 2017-06-27 · 3 obs
● 2017-06-27 00:33:16
○ 2026-04-14 14:34:52
○ 2026-07-05 11:35:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
dd33.cndns25.hichina.com, dns26.hichina.com-

✅ Authoritative Response

Server:39.96.153.39

NS records: dns25.hichina.com, dns26.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dd33.cn (unsigned zone)

⏱️ Timing

Total: 4782ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns26.hichina.com, dns25.hichina.com
MX2mx2.sparkspace.huaweicloud.com (pri: 10), mx1.sparkspace.huaweicloud.com (pri: 5)
TXT2c9c2ec86218c9030cbac1ea0370bc01f6db4c61f, v=spf1 include:spf.sparkspace.huaweiclou
SOA1dns25.hichina.com hostmaster.hichina.com

Analysis

Name Servers

dd33.cn is delegated to two name servers: dns25.hichina.com and dns26.hichina.com.

dd33.cn uses the same name servers as several other domains — among them goodmartcn.com, mir998.com, mabao.co and two more.

At least some of dd33.cn's name servers are shared with other domains, for example cfkjkj.com, longqiu888.cn, etyl.cn and two more.

These name servers tend to be deployed in combination with the name servers expirens3.hichina.com and expirens4.hichina.com.

Hostnames that resolve to 9 IP addresses:

dns25.hichina.com resolves to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.

dns26.hichina.com resolves to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.

Mail Servers

Mail for dd33.cn is handled by two mail servers — mx1.sparkspace.huaweicloud.com and mx2.sparkspace.huaweicloud.com.

dd33.cn uses an identical mail server configuration to several other domains — among them ubevr.com, mtgas.cn, akosocarbon.com and two more.

dd33.cn has at least partial mail server overlap with other domains such as 21csp.com.cn, shtd.com.cn, fangdacc.com and two more.

This set of mail servers commonly appears together with the mail servers mx-sparkspace-huaweicloud-com.icoremail.net.

mx1.sparkspace.huaweicloud.com and mx2.sparkspace.huaweicloud.com both resolve to the same single IP address: 110.239.96.200.

mx1.sparkspace.huaweicloud.com and mx2.sparkspace.huaweicloud.com are host names that each point to 110.239.96.200 IP addresses.