cdstep.com - dns.ninja

cdstep.com

DNSSEC⚠️ Not signed
NSdns.4cun.com
NSns3.4cun.com ⚠️ Not in zone NS records
A2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33
A61.172.183.74🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
NSns4.4cun.com ⚠️ Not in zone NS records
A2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33
A61.172.183.78🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC
MXmxbiz1.qq.com
MXmxbiz2.qq.com(10)
TXTv=spf1 include:spf.mail.qq.com ~all
SOAdns.4cun.comadmin@cdstep.com serial=1772526926

com

Same first word

Similar names

DNS History

13 records (5 active, 8 former)

2017201820192020202120222023202420252026NSdns.4cun.comns3.4cun.comns4.4cun.comdns10.hichina.comdns9.hichina.comns1.toofasttohost.comns2.toofasttohost.comMXmxbiz1.qq.commxbiz2.qq.commxn.mxhichina.commxw.mxhichina.comA137.74.48.16187.98.132.17
NSdns.4cun.com2026-03-31 → 2026-07-01 · 3 obs
○ 2026-03-09 13:27:22
● 2026-03-31 19:18:30
● 2026-07-01 08:18:04
NSdns10.hichina.com2016-12-16 → 2016-12-16 · 3 obs
● 2016-12-16 08:35:06
○ 2018-01-07 17:08:38
○ 2026-07-01 08:18:04
NSdns9.hichina.com2016-12-16 → 2016-12-16 · 3 obs
● 2016-12-16 08:35:06
○ 2018-01-07 17:08:38
○ 2026-07-01 08:18:04
NSns1.toofasttohost.com2018-01-07 → 2018-01-07 · 4 obs
○ 2016-12-16 08:35:06
● 2018-01-07 17:08:38
○ 2026-03-09 13:27:22
○ 2026-07-01 08:18:04
NSns2.toofasttohost.com2018-01-07 → 2018-01-07 · 4 obs
○ 2016-12-16 08:35:06
● 2018-01-07 17:08:38
○ 2026-03-09 13:27:22
○ 2026-07-01 08:18:04
NSns3.4cun.com2026-03-09 → 2026-07-01 · 3 obs
○ 2018-01-07 17:08:38
● 2026-03-09 13:27:22
● 2026-07-01 08:18:04
NSns4.4cun.com2026-03-09 → 2026-07-01 · 3 obs
○ 2018-01-07 17:08:38
● 2026-03-09 13:27:22
● 2026-07-01 08:18:04
MXmxbiz1.qq.com2026-03-31 → 2026-07-01 · 3 obs
○ 2026-03-09 13:27:22
● 2026-03-31 19:18:30
● 2026-07-01 08:18:04
MXmxbiz2.qq.com2026-03-31 → 2026-07-01 · 3 obs
○ 2026-03-09 13:27:22
● 2026-03-31 19:18:30
● 2026-07-01 08:18:04
MXmxn.mxhichina.com2016-12-16 → 2016-12-16 · 3 obs
● 2016-12-16 08:35:06
○ 2018-01-07 17:08:38
○ 2026-07-01 08:18:04
MXmxw.mxhichina.com2016-12-16 → 2016-12-16 · 3 obs
● 2016-12-16 08:35:06
○ 2018-01-07 17:08:38
○ 2026-07-01 08:18:04
A137.74.48.1612018-01-07 → 2018-01-07 · 3 obs
● 2018-01-07 17:08:38
○ 2026-03-09 13:27:22
○ 2026-07-01 08:18:04
A87.98.132.172018-01-07 → 2018-01-07 · 3 obs
● 2018-01-07 17:08:38
○ 2026-03-09 13:27:22
○ 2026-07-01 08:18:04

🔍 DNS Trace

Analysis

Name Servers

The authoritative name servers for cdstep.com are dns.4cun.com, ns3.4cun.com and ns4.4cun.com — three in total.

cdstep.com has at least partial name server overlap with other domains, such as jakenli.com, 491988.com, spmrp.com and two others.

dns3.4cun.com, dns4.51dns.top and dns1.4cun.com — plus 7 other name servers — are commonly paired with these name servers.

ns3.4cun.com directs to 61.172.183.74 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8. ns4.4cun.com directs to 61.172.183.78 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8. Both hosts share the address 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8.

Both ns3.4cun.com and ns4.4cun.com resolve to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 IP addresses each.

Mail Servers

Mail for cdstep.com is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.

cdstep.com uses an identical mail server configuration to several other domains — among them shsdsy.com, klss.cn, clocore.com and two more.

At least some of cdstep.com's mail servers are shared with other domains, among them cntrus.com, veket.com, libaiguli.com.cn and hcgjsz.com.