rcedu.cn - robtex.com
rcedu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.247.41.96🇺🇸 CNSERVERSLLC172.247.0.0/16 cust proxy reg | ||||||
| NS | ns1.sharesdns.com ⭐ | ||||||
| A | 154.86.21.194🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 177.2.31.194🇧🇷 AS-V177.2.0.0/18 | ||||||
| NS | ns2.sharesdns.com | ||||||
| A | 154.86.21.195🇭🇰 HKCICL-AS-AP154.86.21.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 177.2.31.195🇧🇷 AS-V177.2.0.0/18 | ||||||
| SOA | ns1.sharesdns.comadmin@sharesdns.com serial=1775115163 | ||||||
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=2035118254 | ||||||
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
○NSns1.cnolnic.net2015-06-02 → 2017-06-26 · 4 obs
● 2015-06-02 20:17:36
● 2017-06-26 01:02:30
○ 2026-07-07 11:21:22
○ 2026-07-31 23:31:18
● 2017-06-26 01:02:30
○ 2026-07-07 11:21:22
○ 2026-07-31 23:31:18
●NSns1.sharesdns.com2026-07-07 → 2026-07-31 · 3 obs
○ 2017-06-26 01:02:30
● 2026-07-07 11:21:22
● 2026-07-31 23:31:18
● 2026-07-07 11:21:22
● 2026-07-31 23:31:18
○NSns2.cnolnic.net2015-06-02 → 2017-06-26 · 4 obs
● 2015-06-02 20:17:36
● 2017-06-26 01:02:30
○ 2026-07-07 11:21:22
○ 2026-07-31 23:31:18
● 2017-06-26 01:02:30
○ 2026-07-07 11:21:22
○ 2026-07-31 23:31:18
●NSns2.sharesdns.com2026-07-07 → 2026-07-31 · 3 obs
○ 2017-06-26 01:02:30
● 2026-07-07 11:21:22
● 2026-07-31 23:31:18
● 2026-07-07 11:21:22
● 2026-07-31 23:31:18
●A172.247.41.962026-07-07 → 2026-07-31 · 2 obs
● 2026-07-07 11:21:22
● 2026-07-31 23:31:18
● 2026-07-31 23:31:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| rcedu.cn | ns1.sharesdns.com, ns2.sharesdns.com | - |
✅ Authoritative Response
Server:177.2.31.194
NS records: ns1.sharesdns.com, ns2.sharesdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rcedu.cn (unsigned zone)
⏱️ Timing
Total: 1374ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.247.41.96 |
| NS | 2 | ns1.sharesdns.com, ns2.sharesdns.com |
| SOA | 1 | ns1.sharesdns.com admin.sharesdns.com |
Analysis
IP Addresses
rcedu.cn resolves to one IP address: 172.247.41.96.
Name Servers
rcedu.cn has two authoritative name servers — ns1.sharesdns.com and ns2.sharesdns.com.
rcedu.cn uses the same name servers as several other domains — among them yzrun.com, btbtbt.net, sudai100.com and two more.
Both ns1.sharesdns.com and ns2.sharesdns.com have two IP addresses each. ns1.sharesdns.com resolves to 154.86.21.194 and 177.2.31.194; ns2.sharesdns.com resolves to 154.86.21.195 and 177.2.31.195.