8b0.cn - robtex.com
8b0.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 107.172.69.248🇺🇸 Colocrossing-AS107.172.69.0/24 | ||||||
| PTR | 107-172-69-248-host.colocrossing.com | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1764926375 | ||||||
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=2034669410 | ||||||
Same first word
8b0.cn |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.judns.com2026-04-08 → 2026-04-14 · 3 obs
● 2026-04-08 11:38:02
● 2026-04-14 11:12:02
●NSns1.julydns.com2026-04-08 → 2026-04-14 · 3 obs
● 2026-04-08 11:38:02
● 2026-04-14 11:12:02
●NSns2.judns.com2026-04-08 → 2026-04-14 · 3 obs
● 2026-04-08 11:38:02
● 2026-04-14 11:12:02
●NSns2.julydns.com2026-04-08 → 2026-04-14 · 3 obs
● 2026-04-08 11:38:02
● 2026-04-14 11:12:02
○NSns3.72dns.com2015-08-19 → 2016-12-24 · 4 obs
● 2016-12-24 15:40:22
○ 2026-04-08 11:38:02
○ 2026-04-14 11:12:02
○NSns4.idc1.cn2015-08-19 → 2016-12-24 · 4 obs
● 2016-12-24 15:40:22
○ 2026-04-08 11:38:02
○ 2026-04-14 11:12:02
●A107.172.69.2482026-04-08 → 2026-04-14 · 3 obs
● 2026-04-08 11:38:02
● 2026-04-14 11:12:02
○A210.209.79.612015-08-19 → 2016-08-15 · 4 obs
● 2016-08-15 21:01:12
○ 2016-12-24 15:40:22
○ 2026-04-14 11:12:02
○A47.90.91.1842016-12-24 → 2016-12-24 · 4 obs
● 2016-12-24 15:40:22
○ 2026-04-08 11:38:02
○ 2026-04-14 11:12:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| 8b0.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 8b0.cn (unsigned zone)
⏱️ Timing
Total: 3785ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 107.172.69.248 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
8b0.cn points to a single IP: 107.172.69.248.
Other host names, for instance gtc-etraining.com, whcfjds.com, www.auto0370.com, rd-www.auto0370.com and auto0370.com share IP numbers with 8b0.cn.
Name Servers
8b0.cn's delegation is handled by four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
8b0.cn partially shares name servers with other domains; examples include hbjfu9.cn, xwa.net.cn, xgsxgs.com, tianjinjuan.com and hho6m1.cn.
Host names with one IP number:
ns1.judns.com points to: 47.97.51.45; ns2.judns.com points to: 162.159.27.251; ns1.julydns.com points to: 47.97.51.45; ns2.julydns.com points to: 162.159.48.223.
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com.