bd-training.com - robtex.com
bd-training.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.43.210.227 | ||||||
| NS | ns1.ourhost.com.cn ⭐ ⚠️ Not in zone NS records | ||||||
| A | 122.49.40.162🇨🇳 DXTNET122.49.40.0/21 | ||||||
| NS | ns.ourhost.com.cn ⚠️ Not in parent delegation | ||||||
| A | 129.211.139.14🇨🇳 TENCENT-NET-AP129.211.128.0/19 | ||||||
| NS | ns4.ourhost.com.cn ⚠️ Not in zone NS records | ||||||
| A | 106.53.64.218🇨🇳 TENCENT-NET-AP106.53.64.0/20 | ||||||
| MX | mxn.mxhichina.com ⭐ | ||||||
| A | 47.246.136.231🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| PTR | cz-clare.com | ||||||
| PTR | reachsmartdwell.com | ||||||
| PTR | wevolt.tech | ||||||
| A | 47.246.137.47🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud | ||||||
| MX | mxw.mxhichina.com(10) | ||||||
| A | 47.246.99.195🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object | ||||||
| PTR | reachsmartdwell.com | ||||||
| TXT | v=spf1 include:spf.mxhichina.com -all | ||||||
| SOA | ns.ourhost.com.cnhostmaster@bd-training.com serial=0 | ||||||
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=1785958339 | ||||||
Same first word
bd-training.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns.ourhost.com.cn2015-06-29 → 2026-08-05 · 5 obs
● 2020-03-21 02:13:22
○ 2026-03-17 04:15:04
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
●NSns1.ourhost.com.cn2026-04-03 → 2026-08-05 · 3 obs
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
○NSns1.pending-renewal-domain.com2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:15:04
○ 2026-04-03 19:22:02
○ 2026-08-05 19:48:50
○NSns2.pending-renewal-domain.com2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:15:04
○ 2026-04-03 19:22:02
○ 2026-08-05 19:48:50
●NSns4.ourhost.com.cn2015-06-29 → 2026-08-05 · 5 obs
● 2020-03-21 02:13:22
○ 2026-03-17 04:15:04
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
○MXmx29.dns.com.cn2015-06-29 → 2017-03-21 · 4 obs
● 2017-03-21 16:39:40
○ 2020-03-21 02:13:22
○ 2026-08-05 19:48:50
●MXmxn.mxhichina.com2020-03-21 → 2026-08-05 · 5 obs
● 2020-03-21 02:13:22
○ 2026-03-17 04:15:04
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
●MXmxw.mxhichina.com2020-03-21 → 2026-08-05 · 5 obs
● 2020-03-21 02:13:22
○ 2026-03-17 04:15:04
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
●A103.43.210.2272020-03-21 → 2026-08-05 · 5 obs
● 2020-03-21 02:13:22
○ 2026-03-17 04:15:04
● 2026-04-03 19:22:02
● 2026-08-05 19:48:50
○A211.149.152.1402015-06-29 → 2017-03-21 · 4 obs
● 2017-03-21 16:39:40
○ 2020-03-21 02:13:22
○ 2026-08-05 19:48:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| bd-training.com | ns.ourhost.com.cn, ns1.ourhost.com.cn | - |
✅ Authoritative Response
Server:122.49.40.162
NS records: ns.ourhost.com.cn, ns1.ourhost.com.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bd-training.com (unsigned zone)
⏱️ Timing
Total: 1295ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.43.210.227 |
| NS | 1 | ns4.ourhost.com.cn |
| MX | 2 | mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.mxhichina.com -all |
| SOA | 1 | ns.ourhost.com.cn hostmaster.bd-training |
Analysis
IP Addresses
bd-training.com resolves to just one IP address, 103.43.210.227.
Name Servers
bd-training.com is delegated to three name servers: ns1.ourhost.com.cn, ns4.ourhost.com.cn and ns.ourhost.com.cn.
bd-training.com has at least partial name server overlap with other domains, such as uphtac.com, hd2003014.ourhost.cn, flourisoft.com and two others.
ns1.ourhost.com.cn, ns4.ourhost.com.cn and ns.ourhost.com.cn each resolve to a single IP address: ns1.ourhost.com.cn resolves to 122.49.40.162, ns4.ourhost.com.cn resolves to 106.53.64.218 and ns.ourhost.com.cn resolves to 129.211.139.14.
Mail Servers
bd-training.com is served by two mail servers, mxn.mxhichina.com and mxw.mxhichina.com.
Among the domains sharing a mail server setup with bd-training.com are ecspine.com, clvn.cn, haqu.com and two others.
There is at least a partial MX overlap between bd-training.com and other domains, including comfytextile.com, payele.com, lzhsz.com and two others.
These mail servers tend to appear together with the mail servers mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.
Host names that have two IP addresses:
mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.
Host names that point to one IP address:
mxw.mxhichina.com points to 47.246.99.195.