bkcool.com - dns.ninja
bkcool.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.249.25🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns3.azdigi.com ⭐ | ||||||
| A | 45.252.248.5🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns4.azdigi.com | ||||||
| A | 103.221.222.220🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| MX | mail.bkcool.com ⭐ | ||||||
| TXT | v=spf1 +mx +a +ip4:45.252.248.0/22 +ip4:103.221.220.0/22 include:_spf.google.... | ||||||
| SOA | ns3.azdigi.comhosting-admin@azdigi.com 2026-07-03 #1 | ||||||
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=1786262224 | ||||||
Subdomains
mail.bkcool.com |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSdns10.hichina.com2016-06-17 → 2017-06-08 · 5 obs
● 2016-06-17 21:52:12
● 2017-06-08 19:19:42
○ 2026-03-24 14:35:08
○ 2026-08-09 08:26:22
○NSdns9.hichina.com2016-06-17 → 2017-06-08 · 5 obs
● 2016-06-17 21:52:12
● 2017-06-08 19:19:42
○ 2026-03-24 14:35:08
○ 2026-08-09 08:26:22
○NSns1.idcjp.jp2015-06-19 → 2015-09-21 · 4 obs
● 2015-09-21 22:33:48
○ 2016-01-31 14:31:32
○ 2026-08-09 08:26:22
●NSns3.azdigi.com2026-03-24 → 2026-08-09 · 3 obs
● 2026-03-24 14:35:08
● 2026-08-09 08:26:22
●NSns4.azdigi.com2026-03-24 → 2026-08-09 · 3 obs
● 2026-03-24 14:35:08
● 2026-08-09 08:26:22
●MXmail.bkcool.com2026-03-24 → 2026-08-09 · 3 obs
● 2026-03-24 14:35:08
● 2026-08-09 08:26:22
○MXmxn.mxhichina.com2016-06-17 → 2017-06-08 · 4 obs
● 2017-06-08 19:19:42
○ 2026-03-24 14:35:08
○ 2026-08-09 08:26:22
○MXmxw.mxhichina.com2016-06-17 → 2017-06-08 · 4 obs
● 2017-06-08 19:19:42
○ 2026-03-24 14:35:08
○ 2026-08-09 08:26:22
○A103.225.152.1792015-06-19 → 2015-09-21 · 4 obs
● 2015-09-21 22:33:48
○ 2015-12-25 18:05:40
○ 2026-08-09 08:26:22
○A166.78.103.62015-12-25 → 2015-12-25 · 4 obs
● 2015-12-25 18:05:40
○ 2016-01-31 14:31:32
○ 2026-08-09 08:26:22
●A45.252.249.252026-03-24 → 2026-08-09 · 3 obs
● 2026-03-24 14:35:08
● 2026-08-09 08:26:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
| bkcool.com | ns3.azdigi.com, ns4.azdigi.com | 2 records |
✅ Authoritative Response
Server:45.252.248.5
NS records: ns3.azdigi.com, ns4.azdigi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bkcool.com (unsigned zone)
⏱️ Timing
Total: 600ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.249.25 |
| NS | 2 | ns4.azdigi.com, ns3.azdigi.com |
| MX | 1 | mail.bkcool.com (pri: 10) |
| TXT | 1 | v=spf1 +mx +a +ip4:45.252.248.0/22 +ip4: |
| SOA | 1 | ns3.azdigi.com hosting-admin.azdigi.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.azdigi.com, ns4.azdigi.com)
Analysis
Hierarchy
mail.bkcool.com is delegated beneath bkcool.com.
IP Addresses
bkcool.com has exactly one IP address — 45.252.249.25.
topchiase.net, m.daumay.org.vn, danang.vmtravel.com.vn plus two other host names have IP numbers in common with bkcool.com.
Name Servers
bkcool.com uses two name servers for its delegation: ns3.azdigi.com and ns4.azdigi.com.
The name server configuration of bkcool.com is shared with other domains, for instance vientang.com, ndtmusic.vn, thegioivienthong.net and two others.
There is at least partial name server overlap between bkcool.com and other domains — chukysokhuyenmai.com, thuytinhmiso.com, eac.edu.vn and two more among them.
These name servers tend to appear together with the name servers ns1.matbao.vn, ns3.azdigihost.com and ns4.azdigihost.com, plus two others.
ns3.azdigi.com → 45.252.248.5 and ns4.azdigi.com → 103.221.222.220: one IP number per host name.