b2yun.com - robtex.com
b2yun.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=1781840210 | ||||||
Same first word
b2yun.com |
Similar names
DNS History
7 records (5 active, 2 former)
○NSdns10.hichina.com2016-12-20 → 2016-12-20 · 3 obs
○ 2018-07-01 15:32:42
○ 2026-06-19 04:02:30
●NSdns3.hichina.com2026-04-27 → 2026-06-19 · 3 obs
● 2026-04-27 14:48:04
● 2026-06-19 04:02:30
●NSdns4.hichina.com2026-04-27 → 2026-06-19 · 3 obs
● 2026-04-27 14:48:04
● 2026-06-19 04:02:30
○NSdns9.hichina.com2016-12-20 → 2016-12-20 · 3 obs
○ 2018-07-01 15:32:42
○ 2026-06-19 04:02:30
●MXmxn.mxhichina.com2026-04-27 → 2026-06-19 · 2 obs
● 2026-06-19 04:02:30
●MXmxw.mxhichina.com2026-04-27 → 2026-06-19 · 2 obs
● 2026-06-19 04:02:30
●A119.23.251.342026-04-27 → 2026-06-19 · 2 obs
● 2026-06-19 04:02:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net... | - |
| b2yun.com | dns3.hichina.com, dns4.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.44
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b2yun.com (unsigned zone)
⏱️ Timing
Total: 536ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 119.23.251.34 |
| NS | 2 | dns4.hichina.com, dns3.hichina.com |
| MX | 2 | mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 5) |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)
Analysis
IP Addresses
b2yun.com resolves to one IP address: 119.23.251.34.
Name Servers
DNS delegation for b2yun.com points to two name servers: dns3.hichina.com and dns4.hichina.com.
b2yun.com uses the same name servers as several other domains — among them shqpjzq.com, lintaman.cn, joobank.net and two more.
There is at least partial name server overlap between b2yun.com and other domains — monc.cn, blingarts.com, zhaoy.net and two more among them.
These name servers tend to appear in combination with the name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Hostnames that resolve to 9 IP addresses:
dns3.hichina.com has IP addresses 39.96.153.43, 39.96.153.63 and 47.118.199.203, plus 6 other.
dns4.hichina.com has IP addresses 39.96.153.44, 39.96.153.54 and 47.118.199.204, plus 6 other.
Mail Servers
Mail for b2yun.com is handled by two mail servers — mxn.mxhichina.com and mxw.mxhichina.com.
b2yun.com uses an identical mail server configuration to several other domains — among them suturescn.com, doerlift.com, yumei8899.com and two more.
b2yun.com has at least partial mail server overlap with other domains such as kyoptics.com, landoad.com, yxo.com.cn and two more.
These mail servers are routinely seen in conjunction with the mail servers mxbiz1.qq.com and mxbiz2.qq.com.
Hostnames that resolve to two IP addresses:
mxn.mxhichina.com has two IP addresses: 47.246.136.231 and 47.246.137.47.
Hosts with just one IP address:
mxw.mxhichina.com directs to 47.246.99.195.