dns2.e21.cn - robtex.com
dns2.e21.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 58.49.110.226🇨🇳 CHINANET-BACKBONE58.48.0.0/13 CMI (Customer Route) | ||||||
e21.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 119.36.213.114🇨🇳 CHINA169-Backbone119.36.0.0/16 CNC Group CHINA169 Hubei Province Network | ||||||
| NS | dns2.e21.cn ⭐ | ||||||
| NS | dns.e21.cn | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | _g7hvijhsjx7n99pm1l43pn4exkhpjv6 | ||||||
| TXT | globalsign-domain-verification=fSb5mL2ztmqZLVXTU8rwqGY-0F4hqi1GdpJRSMKCRe | ||||||
| SOA | dns.e21.cnwebmaster@e21.edu.cn serial=1459 | ||||||
rank #758 in the tld
📈 Tranco rank: #172,598
NS for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A219.139.243.452015-09-01 → 2018-03-17 · 4 obs
● 2015-09-01 14:30:34
● 2018-03-17 10:03:44
○ 2026-02-15 22:50:52
○ 2026-04-28 22:38:02
● 2018-03-17 10:03:44
○ 2026-02-15 22:50:52
○ 2026-04-28 22:38:02
●A58.49.110.2262026-02-15 → 2026-04-28 · 6 obs
○ 2018-03-17 10:03:44
● 2026-02-15 22:50:52
● 2026-03-15 06:18:38
○ 2026-03-20 05:03:38
● 2026-03-25 20:50:38
● 2026-04-28 22:38:02
● 2026-02-15 22:50:52
● 2026-03-15 06:18:38
○ 2026-03-20 05:03:38
● 2026-03-25 20:50:38
● 2026-04-28 22:38:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| e21.cn | dns.e21.cn, dns2.e21.cn | 2 records |
✅ Authoritative Response
Server:58.49.110.226
NS records: dns.e21.cn, dns2.e21.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for e21.cn (unsigned zone)
⏱️ Timing
Total: 4460ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 58.49.110.226 |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (dns.e21.cn, dns2.e21.cn)
Analysis
Name Server Role
dns2.e21.cn serves as a name server for edcn.cn, e21.cn and heinet.cn.
Name servers commonly include dns.e21.cn, dns.edcn.cn and dns.heinet.cn together with dns2.e21.cn.
IP Addresses
dns2.e21.cn points to IP number 58.49.110.226.