ay51.cn - robtex.com
ay51.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.92.35.225🇭🇰 DIMENSION-1147.92.35.0/24 147.92.35.0/24 | ||||||
| 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=1771220141 | ||||||
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=2034593773 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSns1.judns.com2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 03:45:36
● 2026-03-27 13:05:40
●NSns1.julydns.com2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 03:45:36
● 2026-03-27 13:05:40
○NSns2.dnsdun.com2015-11-06 → 2015-11-06 · 3 obs
○ 2016-06-28 06:05:20
○ 2026-03-27 13:05:40
●NSns2.judns.com2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 03:45:36
● 2026-03-27 13:05:40
●NSns2.julydns.com2026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 03:45:36
● 2026-03-27 13:05:40
○NSns4.dnsdun.net2015-11-06 → 2015-11-06 · 3 obs
○ 2016-06-28 06:05:20
○ 2026-03-27 13:05:40
○NSns5.dnsdun.com2016-06-28 → 2016-06-28 · 4 obs
● 2016-06-28 06:05:20
○ 2017-03-14 03:30:52
○ 2026-03-27 13:05:40
○NSns6.dnsdun.net2016-06-28 → 2016-06-28 · 4 obs
● 2016-06-28 06:05:20
○ 2017-03-14 03:30:52
○ 2026-03-27 13:05:40
○A104.221.176.742016-06-28 → 2016-06-28 · 4 obs
● 2016-06-28 06:05:20
○ 2017-03-14 03:30:52
○ 2026-03-27 13:05:40
●A147.92.35.2252026-02-17 → 2026-03-27 · 3 obs
● 2026-02-17 03:45:36
● 2026-03-27 13:05:40
○A162.247.97.2532015-11-06 → 2015-11-06 · 3 obs
○ 2016-06-28 06:05:20
○ 2026-03-27 13:05:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| ay51.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 ay51.cn (unsigned zone)
⏱️ Timing
Total: 4282ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.92.35.225 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
ay51.cn maps to IP address 147.92.35.225.
Other host names, for instance 24cc.tnxdj.cn, 63523338.com, hafro.cn, sanguxiang.com and gdhssh.com share IP numbers with ay51.cn.
Name Servers
ay51.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
ay51.cn at least partially shares name servers with other domains such as 1u96.cn, tagsyjs.com, mcc.net.cn, baobaocai.com and hljqiangshun.cn.
Host names sharing a single IP
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 pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.