xdtr.cn - robtex.com
xdtr.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.109.38.7🇨🇳 Alibaba-Cloud47.109.0.0/16 | ||||||
| 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 | ||||||
| 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=1757667682 | ||||||
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=2035161269 | ||||||
Previously NS for
xdtr.cn |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSdns1.iidns.com2017-06-29 → 2017-06-29 · 4 obs
● 2017-06-29 09:25:08
○ 2026-05-08 23:57:26
○ 2026-08-10 00:23:48
○NSns1.alidns.com2015-10-21 → 2015-12-23 · 5 obs
● 2015-10-21 02:37:30
● 2015-12-23 01:46:04
○ 2017-06-29 09:25:08
○ 2026-08-10 00:23:48
●NSns1.judns.com2026-05-08 → 2026-08-10 · 3 obs
● 2026-05-08 23:57:26
● 2026-08-10 00:23:48
●NSns1.julydns.com2026-05-08 → 2026-08-10 · 3 obs
● 2026-05-08 23:57:26
● 2026-08-10 00:23:48
○NSns2.alidns.com2015-10-21 → 2015-12-23 · 5 obs
● 2015-10-21 02:37:30
● 2015-12-23 01:46:04
○ 2017-06-29 09:25:08
○ 2026-08-10 00:23:48
●NSns2.judns.com2026-05-08 → 2026-08-10 · 3 obs
● 2026-05-08 23:57:26
● 2026-08-10 00:23:48
●NSns2.julydns.com2026-05-08 → 2026-08-10 · 3 obs
● 2026-05-08 23:57:26
● 2026-08-10 00:23:48
○NSxdtr.cn2015-06-03 → 2015-06-03 · 3 obs
○ 2015-10-21 02:37:30
○ 2026-08-10 00:23:48
●A47.109.38.72026-05-08 → 2026-08-10 · 3 obs
● 2026-05-08 23:57:26
● 2026-08-10 00:23:48
○A98.126.73.2182015-06-03 → 2015-06-03 · 3 obs
○ 2015-10-21 02:37:30
○ 2026-08-10 00:23:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn... | - |
| xdtr.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for xdtr.cn (unsigned zone)
⏱️ Timing
Total: 1273ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.109.38.7 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
xdtr.cn points to a single IP number: 47.109.38.7.
pipn.cn is an example of another host name that shares IP numbers with xdtr.cn.
Name Servers
xdtr.cn has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
The name servers of xdtr.cn overlap at least partially with those of other domains — among them iyounga.com, zhouyigov.cn, xhzhdl.com and two more.
These name servers commonly appear alongside the name servers ns1.onclouddns.com and ns2.onclouddns.com.
ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.
The host names ns1.judns.com and ns2.judns.com both resolve to 162.159.27.251 IP addresses.
The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.