tcoool.com - robtex.com
tcoool.com
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=1771291435 | ||||||
Same first word
tcoool.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns17.hichina.com2015-06-09 → 2026-02-25 · 2 obs
● 2026-02-25 17:00:58
●NSdns18.hichina.com2015-06-09 → 2026-02-25 · 2 obs
● 2026-02-25 17:00:58
●A198.2.202.2142015-06-09 → 2026-02-25 · 2 obs
● 2026-02-25 17:00:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tcoool.com | dns17.hichina.com, dns18.hichina.com | - |
✅ Authoritative Response
Server: 2408:4009:501::25
NS records: dns17.hichina.com, dns18.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcoool.com (unsigned zone)
⏱️ Timing
Total: 2505ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.2.202.214 |
| NS | 2 | dns18.hichina.com, dns17.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | dns17.hichina.com hostmaster.hichina.com |
AI analysis
tcoool.com resolves to a single IP: 198.2.202.214.
tcoool.com has two name servers: dns17.hichina.com and dns18.hichina.com.
tcoool.com shares the same name server setup as other domains, for example dzhlive.com, ycdtt.com, xn--4gq62fdy5c.com, hztimes.com and nanometerzsf.com.
tcoool.com shares name servers with other domains to some extent, for example wizevo.com and zhejiangyun.com.
Host names with nine IP numbers:
dns17.hichina.com points to 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns18.hichina.com points to 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.
tcoool.com is served by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
tcoool.com shares the mail server setup with other domains, for example inkalon.com, riben.info, bukemotion.com, tzgz.net and zzcmall.com.
tcoool.com shares some mail servers with other domains, at least partially; for instance limu.design, juniai.com, shoplifego.com, 51yc.cn and lnphar.com.
Host names with two IP numbers: mxbiz1.qq.com points to: 203.205.147.218 and 203.205.232.191.
Host names with one IP number: mxbiz2.qq.com points to: 203.205.232.191.
Host names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.