o8n.com - robtex.com
o8n.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.4cun.com ⚠️ Not in zone NS records | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 61.172.183.74🇨🇳 SHANGHAITELECOM61.172.182.0/23 SHIDC | ||||||
| NS | dns2.51dns.top ⚠️ Not in zone NS records | ||||||
| A | 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8🇨🇳 Alibaba-Cloud2408:4005::/33 | ||||||
| A | 219.138.102.210🇨🇳 CHINATELECOM-HUBEI-YICHANG-IDC219.138.102.0/24 yichang | ||||||
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=1785042167 | ||||||
Same first word
Similar names
DNS History
4 records (2 active, 2 former)
○NSdns.4cun.com2015-05-31 → 2016-12-19 · 4 obs
● 2016-12-19 18:52:20
○ 2026-07-16 22:27:44
○ 2026-07-26 05:30:24
●NSdns1.4cun.com2026-07-16 → 2026-07-26 · 3 obs
● 2026-07-16 22:27:44
● 2026-07-26 05:30:24
●NSdns2.51dns.top2026-07-16 → 2026-07-26 · 3 obs
● 2026-07-16 22:27:44
● 2026-07-26 05:30:24
○A61.147.123.402015-05-31 → 2016-12-19 · 4 obs
● 2016-12-19 18:52:20
○ 2026-07-16 22:27:44
○ 2026-07-26 05:30:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| o8n.com | dns1.4cun.com, dns2.51dns.top | 2 records |
✅ Authoritative Response
Server:61.172.183.74
NS records: dns1.4cun.com, dns2.51dns.top
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o8n.com (unsigned zone)
⏱️ Timing
Total: 4366ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns1.4cun.com, dns1.4cun.com)
Analysis
Name Servers
o8n.com uses two name servers for its delegation: dns1.4cun.com and dns2.51dns.top.
o8n.com has the same name server delegation as a number of other domains, such as leadrise.cn, hanmarpower.com, jsbxrc.cn and two more.
There is at least partial name server overlap between o8n.com and other domains — znftools.com, zhxcpas.com, djec.net and two more among them.
These name servers frequently co-occur with the name servers dns.4cun.com and dns2.4cun.com.
The two hostnames dns1.4cun.com and dns2.51dns.top each carry two IP addresses — dns1.4cun.com resolves to 61.172.183.74 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8, and dns2.51dns.top resolves to 219.138.102.210 and 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8, with 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 common to both.
Both dns1.4cun.com and dns2.51dns.top resolve to 2408:4005:3dc:af00:a6be:339e:a1a0:d2b8 IP addresses each.