centrosign.cn - robtex.com
centrosign.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.40.212🇭🇰 DIMENSION-1207.148.40.0/24 207.148.40.0/24 | ||||||
| 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=1769418279 | ||||||
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=2034590749 | ||||||
Same first word
centrosign.cn |
Similar names
DNS History
17 records (5 active, 12 former)
○NSa.ezdnscenter.com2019-12-20 → 2019-12-20 · 3 obs
● 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○NSb.ezdnscenter.com2019-12-20 → 2019-12-20 · 3 obs
● 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○NSexpire1.gname-dns.com2026-03-26 → 2026-03-26 · 1 obs
○NSexpire2.gname-dns.com2026-03-26 → 2026-03-26 · 1 obs
○NSf1g1ns1.dnspod.net2015-08-17 → 2015-08-17 · 3 obs
○ 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○NSf1g1ns2.dnspod.net2015-08-17 → 2015-08-17 · 3 obs
○ 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
●NSns1.julydns.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 22:04:56
●NSns2.julydns.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 22:04:56
○MXmail.skrimple.com2015-12-17 → 2017-02-14 · 4 obs
● 2017-02-14 04:20:32
○ 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○A103.51.144.812016-07-04 → 2017-02-14 · 5 obs
● 2016-07-04 07:18:02
● 2017-02-14 04:20:32
○ 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○A123.254.111.1902015-08-17 → 2015-08-17 · 3 obs
○ 2015-12-17 23:30:58
○ 2026-03-26 22:04:56
●A207.148.40.2122026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 22:04:56
○A43.230.142.1252019-12-20 → 2019-12-20 · 3 obs
● 2019-12-20 23:32:32
○ 2026-03-26 22:04:56
○A65.19.157.2352015-12-17 → 2016-03-14 · 5 obs
● 2015-12-17 23:30:58
● 2016-03-14 03:30:36
○ 2016-07-04 07:18:02
○ 2026-03-26 22:04:56
○CNAMEexp.gs-cdn.com2026-03-26 → 2026-03-26 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| centrosign.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 centrosign.cn (unsigned zone)
⏱️ Timing
Total: 997ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.40.212 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
centrosign.cn points to a single IP address: 207.148.40.212.
Other host names such as 3g.gxy880.com, news.hfspjy.com, www.mcc.cgtpot.cn, yunkaiquanzhanappkaiyun.storexue.com and android.gsqj1954.cn share IPs with centrosign.cn.
Name Servers
centrosign.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
centrosign.cn at least partially shares name servers with other domains, for example cnscnj.com, qmdaihuo.com, jubaiwei.cn, hydrosystem.cn and zh-nk-huatihui.com.
Host names with a single IP address:
The host name ns1.judns.com points to 47.97.51.45.
The host name ns2.judns.com points to 162.159.27.251.
The host name ns1.julydns.com points to 47.97.51.45.
The host name ns2.julydns.com points to 162.159.48.223.
Host names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com.