by28.cn - robtex.com
by28.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.43.16🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | shop-portal15.config360.info | ||||||
| NS | www.by28.cn ⭐ | ||||||
| A | 208.98.40.79🇺🇸 SHARKTECH-1208.98.40.0/24 | ||||||
| NS | ns1.4.cn ⚠️ Not in zone NS records | ||||||
| A | 107.167.27.66🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route) | ||||||
| NS | ns2.4.cn ⚠️ Not in zone NS records | ||||||
| SOA | www.by28.cnby28@cn 2008-08-03 #0 | ||||||
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=2034669478 | ||||||
Subdomains
www.by28.cn |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
●NSns1.4.cn2026-03-23 → 2026-04-14 · 3 obs
● 2026-03-23 08:06:00
● 2026-04-14 11:54:58
○NSns19.xincache.com2015-07-22 → 2018-06-29 · 4 obs
● 2018-06-29 18:02:48
○ 2026-03-23 08:06:00
○ 2026-04-14 11:54:58
●NSns2.4.cn2026-03-23 → 2026-04-14 · 3 obs
● 2026-03-23 08:06:00
● 2026-04-14 11:54:58
○NSns20.xincache.com2015-07-22 → 2018-06-29 · 4 obs
● 2018-06-29 18:02:48
○ 2026-03-23 08:06:00
○ 2026-04-14 11:54:58
●NSwww.by28.cn2026-03-23 → 2026-04-14 · 3 obs
● 2026-03-23 08:06:00
● 2026-04-14 11:54:58
○MXmail.by28.cn2015-07-22 → 2018-06-29 · 4 obs
● 2018-06-29 18:02:48
○ 2026-03-23 08:06:00
○ 2026-04-14 11:54:58
○A124.173.67.562015-07-22 → 2016-07-13 · 4 obs
● 2016-07-13 04:41:42
○ 2018-06-29 18:02:48
○ 2026-04-14 11:54:58
●A208.98.43.162026-03-31 → 2026-04-14 · 3 obs
● 2026-03-31 23:10:10
● 2026-04-14 11:54:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| by28.cn | ns1.4.cn, ns2.4.cn | - |
✅ Authoritative Response
Server:107.167.27.66
NS records: ns1.4.cn, ns2.4.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for by28.cn (unsigned zone)
⏱️ Timing
Total: 3410ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.43.16 |
| SOA | 1 | www.by28.cn by28.cn |
Analysis
Hierarchy
The parent of www.by28.cn is by28.cn.
IP Addresses
by28.cn points to a single IP number: 208.98.43.16.
Other host names, for instance www.hfqimo.com, duanfeng.com.cn, www.www.www.blog.jssjys.com, www.www.www.411.cc and 365tq.com share IP numbers with by28.cn.
Name Servers
The domain by28.cn is delegated to three name servers: ns1.4.cn, ns2.4.cn and www.by28.cn.
by28.cn shares name servers with other domains at least partially, for instance 115559.com, 18.game, 18az.com, yamadie.net and 82752.com.
these name servers are commonly used together with ns3.goldenname.com and ns4.goldenname.com.
Host names with one IP number:
ns1.4.cn points to: 107.167.27.66.
www.by28.cn points to: 208.98.40.79.