t.cn - robtex.com
t.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2408:4000:200::3b4🇨🇳 Alibaba-Cloud2408:4000::/33 | ||||||
| A | 123.56.139.83🇨🇳 Alibaba-Cloud123.56.0.0/16 Alibaba (US) Technology Co., Ltd. | ||||||
| NS | ns1.sina.com.cn ⭐ | ||||||
| A | 221.179.193.14🇨🇳 CHINAMOBILE-CN221.179.192.0/22 CMI (Customer Route) | ||||||
| NS | ns2.sina.com.cn | ||||||
| A | 180.149.138.199🇨🇳 CHINA-1180.149.128.0/19 | ||||||
| NS | ns3.sina.com.cn | ||||||
| A | 123.125.29.99🇨🇳 CHINA169-Backbone123.125.29.0/24 Proxy-registered route object | ||||||
| NS | ns4.sina.com.cn | ||||||
| A | 183.2.215.53🇨🇳 CHINANET-BACKBONE183.0.0.0/10 Mega-II IDC | ||||||
| MX | mx.sina.net ⭐ | ||||||
| A | 36.51.254.76🇨🇳 SINA36.51.254.0/24 Proxy-registered route object | ||||||
| SOA | ns1.sina.com.cnzhihao@staff.sina.com.cn serial=1 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ 🔒 | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn 🔒 | ||||||
| NS | d.dns.cn 🔒 | ||||||
| NS | e.dns.cn 🔒 | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034456417 | ||||||
rank #52 in the tld
This domain name "t.cn" is commonly associated with a Chinese company or organization due to the ".cn" top-level domain.WOT: SUSPICIOUS (57/100)
📈 Tranco rank: #15,012
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Same first word
DNS History
17 records (7 active, 10 former)
○NSns1.dns-diy.com2008-12-22 → 2008-12-22 · 3 obs
○ 2015-08-06 14:49:18
○ 2026-02-27 22:03:28
●NSns1.sina.com.cn2015-08-06 → 2026-02-27 · 3 obs
● 2015-08-06 14:49:18
● 2026-02-27 22:03:28
○NSns2.dns-diy.com2008-12-22 → 2008-12-22 · 3 obs
○ 2015-08-06 14:49:18
○ 2026-02-27 22:03:28
●NSns2.sina.com.cn2015-08-06 → 2026-02-27 · 3 obs
● 2015-08-06 14:49:18
● 2026-02-27 22:03:28
●NSns3.sina.com.cn2015-08-06 → 2026-02-27 · 3 obs
● 2015-08-06 14:49:18
● 2026-02-27 22:03:28
●NSns4.sina.com.cn2015-08-06 → 2026-02-27 · 3 obs
● 2015-08-06 14:49:18
● 2026-02-27 22:03:28
○A114.134.80.1382015-08-06 → 2019-04-17 · 9 obs
● 2015-08-06 14:49:18
● 2018-05-19 07:54:40
○ 2018-09-24 06:00:34
○ 2018-12-21 15:04:28
● 2019-02-20 03:48:22
● 2019-04-17 14:41:28
○ 2019-05-03 18:44:14
○ 2026-02-27 22:03:28
○A116.211.169.1372018-09-24 → 2020-08-06 · 13 obs
● 2018-09-24 06:00:34
● 2018-12-21 15:04:28
○ 2019-02-20 03:48:22
○ 2019-04-17 14:41:28
● 2019-05-03 18:44:14
● 2019-11-11 22:02:26
○ 2019-12-16 14:45:56
○ 2020-01-25 19:12:28
● 2020-02-09 02:50:06
● 2020-08-06 01:32:22
○ 2020-08-17 10:21:08
○ 2026-02-27 22:03:28
●A123.56.139.832026-02-16 → 2026-02-27 · 3 obs
● 2026-02-16 07:50:44
● 2026-02-27 22:03:28
○A180.149.135.2242015-08-06 → 2017-05-09 · 5 obs
● 2015-08-06 14:49:18
● 2017-05-09 08:12:30
○ 2017-05-13 06:07:54
○ 2026-02-27 22:03:28
○A183.131.207.182019-12-16 → 2020-01-25 · 5 obs
● 2019-12-16 14:45:56
● 2020-01-25 19:12:28
○ 2020-02-09 02:50:06
○ 2026-02-27 22:03:28
○A203.107.55.1162020-08-17 → 2021-01-17 · 5 obs
● 2020-08-17 10:21:08
● 2021-01-17 15:25:24
○ 2021-03-12 21:13:34
○ 2026-02-27 22:03:28
●A2408:4000:200::3b42026-02-16 → 2026-02-27 · 3 obs
● 2026-02-16 07:50:44
● 2026-02-27 22:03:28
○A47.95.48.1492021-03-12 → 2021-10-24 · 5 obs
● 2021-03-12 21:13:34
● 2021-10-24 19:17:04
○ 2026-02-16 07:50:44
○ 2026-02-27 22:03:28
○A61.151.253.882008-12-22 → 2008-12-22 · 3 obs
○ 2015-08-06 14:49:18
○ 2026-02-27 22:03:28
○CNAMEmurj827cff2e.kfnkebdbdgn.www.opencai.net2017-04-14 → 2017-04-14 · 3 obs
○ 2017-04-15 00:06:00
○ 2026-02-27 22:03:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| t.cn | ns1.sina.com.cn, ns2.sina.com.cn, ns3.sina.com.cn, ns4.sina.com.cn | - |
✅ Authoritative Response
Server: 183.2.215.53
NS records: ns1.sina.com.cn, ns2.sina.com.cn, ns3.sina.com.cn, ns4.sina.com.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for t.cn (unsigned zone)
⏱️ Timing
Total: 3756ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.56.139.83 |
| AAAA | 1 | 2408:4000:200::3b4 |
| NS | 4 | ns2.sina.com.cn, ns1.sina.com.cn... |
| MX | 1 | mx.sina.net (pri: 10) |
| SOA | 1 | ns1.sina.com.cn zhihao.staff.sina.com.cn |
AI analysis
t.cn is a parent of login.t.cn and i.t.cn.
t.cn points to two IP numbers: 2408:4000:200::3b4 and 123.56.139.83.
t.cn is delegated to four name servers: ns1.sina.com.cn, ns2.sina.com.cn, ns3.sina.com.cn and ns4.sina.com.cn.
t.cn at least partially shares name servers with other domains, for instance kanyouxi.com.cn, weibopay.com, 0-25.108.30.218.in-addr.arpa, ilangqu.com and iyh365.com.
These name servers are commonly used with ns3.sina.com, ns4.sina.com, ns1.sina.com, ns2.sina.com, localhost, ns2.sina.net and ns.sina.net.
Host names with a single IP address
ns1.sina.com.cn points to 221.179.193.14
ns2.sina.com.cn points to 180.149.138.199
ns3.sina.com.cn points to 123.125.29.99
ns4.sina.com.cn points to 183.2.215.53
t.cn is handled by a single mail server, mx.sina.net.
t.cn uses the same mail server configuration as other domains, such as drduenner.com.cn, ntxh.cn, hualun.sh.cn, zj-sanyou.com and tianchengplastics.com.
t.cn shares mail servers with other domains at least in part, for instance speedlock.com.cn, chb-hk.com, sfic.org.cn, chainmei.com and 15job.sina.net.
These mail servers are often used with mx.sinanet.com, mx.entmail.sina.com, mxn.mxhichina.com and mxw.mxhichina.com.
mx.sina.net points to a single IP: 36.51.254.76.