cedcb.com - dns.ninja
cedcb.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.east.net.cn ⭐ ⚠️ Not in zone NS records | ||||||
| A | 2401:3480:0:1::6a4b:18e7🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC | ||||||
| A | 106.75.24.231🇨🇳 CHINA169-BJ106.75.0.0/19 China Telecom Beijing Co. Ltd. | ||||||
| NS | ns2.east.net ⚠️ Not in zone NS records | ||||||
| A | 2401:3480:0:1::6a4b:5107🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC | ||||||
| A | 106.75.81.7🇨🇳 CHINA169-BJ106.75.64.0/19 China Telecom Beijing Co. Ltd. | ||||||
| MX | mxbiz2.qq.com ⭐ | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | ns2.east.net.cnroot@ns2.east.net.cn serial=902161922 | ||||||
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=1783738867 | ||||||
Subdomains
smtp.cedcb.com |
Same first word
cedcb.com |
Similar names
DNS History
9 records (3 active, 6 former)
●NSns2.east.net2026-03-11 → 2026-07-11 · 3 obs
● 2026-03-11 14:41:08
● 2026-07-11 03:29:22
●NSns2.east.net.cn2015-09-04 → 2026-07-11 · 2 obs
● 2026-07-11 03:29:22
○MXhzmx01.mxmail.netease.com2020-01-29 → 2020-01-29 · 4 obs
● 2020-01-29 05:52:04
○ 2026-03-11 14:41:08
○ 2026-07-11 03:29:22
○MXhzmx02.mxmail.netease.com2020-01-29 → 2020-01-29 · 4 obs
● 2020-01-29 05:52:04
○ 2026-03-11 14:41:08
○ 2026-07-11 03:29:22
○MXmx5x01.east.net2015-09-04 → 2017-06-20 · 4 obs
● 2017-06-20 22:53:40
○ 2020-01-29 05:52:04
○ 2026-07-11 03:29:22
○MXmx5x02.east.net2015-09-04 → 2017-06-20 · 4 obs
● 2017-06-20 22:53:40
○ 2020-01-29 05:52:04
○ 2026-07-11 03:29:22
●MXmxbiz2.qq.com2026-03-11 → 2026-07-11 · 11 obs
● 2026-03-11 14:41:08
● 2026-04-09 08:40:06
○ 2026-04-09 11:13:04
● 2026-04-09 17:09:10
● 2026-06-12 17:21:34
○ 2026-06-21 16:22:14
● 2026-06-24 16:23:00
○ 2026-07-02 14:19:58
● 2026-07-09 17:45:10
● 2026-07-11 03:29:22
○A107.150.107.552016-11-27 → 2016-11-27 · 4 obs
● 2016-11-27 18:30:48
○ 2017-06-20 22:53:40
○ 2026-07-11 03:29:22
○A96.44.170.662015-09-04 → 2017-06-20 · 6 obs
● 2016-07-12 02:50:32
○ 2016-11-27 18:30:48
● 2017-06-20 22:53:40
○ 2020-01-29 05:52:04
○ 2026-07-11 03:29:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net... | - |
| cedcb.com | ns2.east.net.cn, ns2.east.net | - |
✅ Authoritative Response
Server:106.75.81.7
NS records: ns2.east.net.cn, ns2.east.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cedcb.com (unsigned zone)
⏱️ Timing
Total: 1187ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 2 | mxbiz2.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | ns2.east.net.cn root.ns2.east.net.cn |
Analysis
Hierarchy
cedcb.com is the parent zone for smtp.cedcb.com.
Name Servers
cedcb.com is served by two delegated name servers, ns2.east.net and ns2.east.net.cn.
cedcb.com has the same name server delegation as a number of other domains, such as sgidi.com, liyan.org.cn, wakong.com.cn and two more.
cedcb.com partially shares its name servers with domains like factorynetasia.com.cn and fna.cn.
Each of the two host names carries two IP addresses: ns2.east.net points to 106.75.81.7 and 2401:3480:0:1::6a4b:5107, and ns2.east.net.cn points to 106.75.24.231 and 2401:3480:0:1::6a4b:18e7.
Mail Servers
cedcb.com routes its mail through a single mail server, mxbiz2.qq.com.
cedcb.com has the same mail server arrangement as a number of other domains, for example zmoclub.com, pmmarket.cn, ak2018.com and two more.
cedcb.com shares at least some of its mail servers with other domains — for example fsepm.com, ichestnutads.com, kjsay.com and two more.
It is common to find these mail servers paired with the mail servers mxbiz1.qq.com.