tkco.cn - robtex.com
tkco.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.93.123.222🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-93-123-222.compute-1.amazonaws.com | ||||||
| NS | dns27.hichina.com ⭐ | ||||||
| A | 2408:4009:501::35🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99🇨🇳 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, | ||||||
| A | 139.224.142.109🇨🇳 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, | ||||||
| NS | dns28.hichina.com | ||||||
| A | 2408:4009:501::36🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102🇨🇳 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, | ||||||
| A | 139.224.142.107🇨🇳 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, | ||||||
| SOA | dns27.hichina.comhostmaster@hichina.com 2026-06-04 #13 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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=2035053926 | ||||||
Same first word
Similar names
DNS History
11 records (3 active, 8 former)
●NSdns27.hichina.com2026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 21:35:38
● 2026-07-18 03:07:30
●NSdns28.hichina.com2026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 21:35:38
● 2026-07-18 03:07:30
○NSns1.dns.com2016-12-18 → 2016-12-18 · 4 obs
● 2016-12-18 07:51:12
○ 2026-07-03 21:35:38
○ 2026-07-18 03:07:30
○NSwww.tkco.cn2016-07-09 → 2016-07-09 · 3 obs
○ 2016-12-18 07:51:12
○ 2026-07-18 03:07:30
○MXio.bouncemx.com2016-07-09 → 2016-07-09 · 4 obs
● 2016-07-09 18:51:00
○ 2026-07-03 21:35:38
○ 2026-07-18 03:07:30
○MXmail.skrimple.com2016-03-12 → 2016-03-12 · 3 obs
○ 2016-07-09 18:51:00
○ 2026-07-18 03:07:30
○A173.247.235.1542016-12-18 → 2016-12-18 · 4 obs
● 2016-12-18 07:51:12
○ 2026-07-03 21:35:38
○ 2026-07-18 03:07:30
●A3.93.123.2222026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 21:35:38
● 2026-07-18 03:07:30
○A65.19.157.2352016-03-12 → 2016-03-12 · 3 obs
○ 2016-07-09 18:51:00
○ 2026-07-18 03:07:30
○A70.39.84.2472016-07-09 → 2016-07-09 · 4 obs
● 2016-07-09 18:51:00
○ 2016-12-18 07:51:12
○ 2026-07-18 03:07:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn... | - |
| tkco.cn | dns27.hichina.com, dns28.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.197
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tkco.cn (unsigned zone)
⏱️ Timing
Total: 4009ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.93.123.222 |
| NS | 2 | dns28.hichina.com, dns27.hichina.com |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
tkco.cn directs to one IP number, which is 3.93.123.222.
Among the host names that share IP numbers with tkco.cn are xavh.cn, xayv.cn, rwco.cn and two others.
Name Servers
tkco.cn has two authoritative name servers — dns27.hichina.com and dns28.hichina.com.
tkco.cn has the same name server delegation as a number of other domains, such as drivingagent.com, bjfsali.com, mojiben.com and two more.
The name servers of tkco.cn overlap at least partially with those of other domains — among them cfcet.com, hpoa.cn, goegoinc.com and two more.
These name servers commonly appear alongside the name servers expirens3.hichina.com and expirens4.hichina.com.
Host names resolving to 9 IP numbers:
dns27.hichina.com points to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 other IP addresses.
dns28.hichina.com points to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 other IP addresses.