cdnfeng.com - robtex.com
cdnfeng.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.238.237.68🇺🇸 AS401696156.238.237.0/24 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.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.judns.com ⚠️ Not in zone NS records | ||||||
| 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=1778842986 | ||||||
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=1781971125 | ||||||
Previously NS for
Same first word
cdnfeng.com |
DNS History
7 records (5 active, 2 former)
○NScdnfeng.com2016-05-06 → 2017-02-13 · 4 obs
● 2017-02-13 15:04:22
○ 2026-04-13 17:25:44
○ 2026-06-20 16:09:08
●NSns1.judns.com2026-04-13 → 2026-06-20 · 3 obs
● 2026-04-13 17:25:44
● 2026-06-20 16:09:08
●NSns1.julydns.com2026-04-13 → 2026-06-20 · 3 obs
● 2026-04-13 17:25:44
● 2026-06-20 16:09:08
●NSns2.judns.com2026-04-13 → 2026-06-20 · 3 obs
● 2026-04-13 17:25:44
● 2026-06-20 16:09:08
●NSns2.julydns.com2026-04-13 → 2026-06-20 · 3 obs
● 2026-04-13 17:25:44
● 2026-06-20 16:09:08
●A156.238.237.682026-04-13 → 2026-06-20 · 6 obs
● 2026-04-24 18:41:44
○ 2026-05-01 02:36:08
○ 2026-05-04 11:11:36
● 2026-06-14 10:18:38
● 2026-06-20 16:09:08
○A156.238.247.1502026-05-01 → 2026-05-04 · 5 obs
● 2026-05-01 02:36:08
● 2026-05-04 11:11:36
○ 2026-06-14 10:18:38
○ 2026-06-20 16:09:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdnfeng.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdnfeng.com (unsigned zone)
⏱️ Timing
Total: 217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.238.237.68 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
cdnfeng.com resolves to one IP address: 156.238.237.68.
wntdsm.com, ctluotao.com, yznyxs.com and two other host names share IP numbers with cdnfeng.com.
Name Servers
The authoritative name servers for cdnfeng.com are ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
cdnfeng.com shares at least some of its name servers with other domains, including amghxhl.cn, sacgmbackend.cn, weidelq.org.cn and two others.
These name servers are frequently paired with the name servers ns1.onclouddns.com and ns2.onclouddns.com.
All three hosts carry a single IP: ns1.judns.com directs to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com both direct to 162.159.48.223.
ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.