specifications.cn - robtex.com
specifications.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 149.88.65.151🇬🇧 AS401696149.88.64.0/21 | ||||||
| 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=1772366828 | ||||||
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=2034670570 | ||||||
Same first word
specifications.nl |
specifications.freedesktop.org |
specifications.co.uk |
specifications.cn |
specifications.co |
specifications.com.au |
specifications.info |
specifications.ca |
specifications.com |
DNS History
9 records (5 active, 4 former)
○NSf1g1ns1.dnspod.net2015-05-20 → 2016-09-15 · 4 obs
● 2016-09-15 18:06:14
○ 2018-07-02 11:05:50
○ 2026-04-14 19:49:28
○NSf1g1ns2.dnspod.net2015-05-20 → 2016-09-15 · 4 obs
● 2016-09-15 18:06:14
○ 2018-07-02 11:05:50
○ 2026-04-14 19:49:28
●NSns1.judns.com2026-03-07 → 2026-04-14 · 3 obs
● 2026-03-07 04:12:00
● 2026-04-14 19:49:28
●NSns1.julydns.com2026-03-07 → 2026-04-14 · 3 obs
● 2026-03-07 04:12:00
● 2026-04-14 19:49:28
●NSns2.judns.com2026-03-07 → 2026-04-14 · 3 obs
● 2026-03-07 04:12:00
● 2026-04-14 19:49:28
●NSns2.julydns.com2026-03-07 → 2026-04-14 · 3 obs
● 2026-03-07 04:12:00
● 2026-04-14 19:49:28
●A149.88.65.1512026-03-07 → 2026-04-14 · 3 obs
● 2026-03-07 04:12:00
● 2026-04-14 19:49:28
○A23.231.211.112015-05-20 → 2016-09-15 · 4 obs
● 2016-09-15 18:06:14
○ 2018-07-02 11:05:50
○ 2026-04-14 19:49:28
○A47.242.105.962026-03-07 → 2026-04-14 · 2 obs
○ 2026-04-14 19:49:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| specifications.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:47.97.51.45
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3651ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.88.65.151 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
specifications.cn maps to IP address 149.88.65.151.
Name Servers
specifications.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
specifications.cn at least partially shares name servers with other domains such as kelefans.com, nfhg.cn, liconpro.com, evayan.com and wasaicn.com.
These name servers are commonly used with jm1.dns.com and jm2.dns.com.
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.