it23.cn - dns.ninja
it23.cn
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | b.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | c.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | d.dns.cn ⚠️ Not in zone NS records | ||||||
| NS | e.dns.cn ⚠️ Not in zone NS records | ||||||
Same first word
Similar names
23ti.com |
it32.com |
23it.com |
3t2i.com |
32it.ru |
2i3t.it |
2i3t.com |
32it.com |
32it.cn |
it32.de |
23it.co.uk |
23it.de |
23it.ru |
it32.ru |
DNS History
15 records (6 active, 9 former)
●NSbrisk.dnspod.net2026-02-19 → 2026-07-01 · 3 obs
● 2026-02-19 00:45:54
● 2026-07-01 01:36:58
●NSdrunk.dnspod.net2026-02-19 → 2026-07-01 · 3 obs
● 2026-02-19 00:45:54
● 2026-07-01 01:36:58
○NSf1g1ns1.dnspod.net2015-06-30 → 2018-09-28 · 4 obs
● 2018-09-28 00:52:06
○ 2026-02-19 00:45:54
○ 2026-07-01 01:36:58
○NSf1g1ns2.dnspod.net2015-06-30 → 2018-09-28 · 4 obs
● 2018-09-28 00:52:06
○ 2026-02-19 00:45:54
○ 2026-07-01 01:36:58
●MXmx1.feishu.cn2026-02-19 → 2026-07-01 · 3 obs
● 2026-02-19 00:45:54
● 2026-07-01 01:36:58
●MXmx2.feishu.cn2026-02-19 → 2026-07-01 · 3 obs
● 2026-02-19 00:45:54
● 2026-07-01 01:36:58
●MXmx3.feishu.cn2026-02-19 → 2026-07-01 · 3 obs
● 2026-02-19 00:45:54
● 2026-07-01 01:36:58
○MXmxbiz1.qq.com2015-06-30 → 2018-09-28 · 4 obs
● 2018-09-28 00:52:06
○ 2026-02-19 00:45:54
○ 2026-07-01 01:36:58
○MXmxbiz2.qq.com2015-06-30 → 2018-09-28 · 4 obs
● 2018-09-28 00:52:06
○ 2026-02-19 00:45:54
○ 2026-07-01 01:36:58
○A106.14.14.252018-09-28 → 2018-09-28 · 4 obs
● 2018-09-28 00:52:06
○ 2026-02-19 00:45:54
○ 2026-07-01 01:36:58
○A114.215.202.802016-04-29 → 2017-01-01 · 5 obs
● 2016-04-29 07:29:06
● 2017-01-01 11:58:36
○ 2018-09-28 00:52:06
○ 2026-07-01 01:36:58
○A115.29.193.202015-11-16 → 2016-02-11 · 5 obs
● 2015-11-16 18:04:30
● 2016-02-11 16:41:54
○ 2016-04-29 07:29:06
○ 2026-07-01 01:36:58
○A121.42.77.2452015-06-30 → 2015-06-30 · 3 obs
○ 2015-11-16 18:04:30
○ 2026-07-01 01:36:58
●A47.111.178.152026-07-01 → 2026-07-01 · 3 obs
● 2026-07-01 01:36:56
● 2026-07-01 01:36:58
○A47.116.125.1742026-02-19 → 2026-05-02 · 5 obs
● 2026-02-19 00:45:54
● 2026-05-02 11:34:46
○ 2026-07-01 01:36:56
○ 2026-07-01 01:36:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| it23.cn | brisk.dnspod.net, drunk.dnspod.net | - |
✅ Authoritative Response
Server:111.13.13.35
NS records: brisk.dnspod.net, drunk.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for it23.cn (unsigned zone)
⏱️ Timing
Total: 1768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.111.178.15 |
| NS | 2 | brisk.dnspod.net, drunk.dnspod.net |
| MX | 3 | mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)... |
| TXT | 2 | v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=f6KEO1 |
| SOA | 1 | drunk.dnspod.net freednsadmin.dnspod.com |
Analysis
IP Addresses
it23.cn directs to one IP number, which is 47.111.178.15.
Name Servers
Two name servers handle the delegation for it23.cn: brisk.dnspod.net and drunk.dnspod.net.
it23.cn has the same name server delegation as a number of other domains, such as guamoyi.com, usemailwork.com, chinaccso.org.cn and two more.
Some name servers delegated to it23.cn are also used by other domains, notably portus.cn and limao.com.cn.
These name servers frequently co-occur with the name servers ns3.dnsv2.com and ns4.dnsv2.com.
Host names resolving to 6 IP numbers:
brisk.dnspod.net resolves to 1.12.0.1, 36.155.149.176 and 101.227.168.35 among others, with 3 other IP addresses in total.
drunk.dnspod.net resolves to 1.12.0.4, 1.14.119.35 and 111.13.13.35 among others, with 3 other IP addresses in total.
Mail Servers
Incoming mail for it23.cn is delivered via three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.
it23.cn shares at least some of its mail servers with other domains — for example hakii.com, agilestudio.cn, 6s.ink and two more.
Hosts with three IP address records:
The hostname mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.
Hosts with two IP numbers each:
mx2.feishu.cn resolves to two addresses: 101.126.58.225 and 122.14.229.0.
Hosts that resolve to one IP address:
The hostname mx1.feishu.cn resolves to 52.220.106.220.
mx3.feishu.cn along with mx1.feishu.cn each resolve to 52.220.106.220 IP addresses.
mx3.feishu.cn along with mx2.feishu.cn each resolve to 101.126.58.225 IP addresses.
mx3.feishu.cn along with mx2.feishu.cn each resolve to 122.14.229.0 IP addresses.