always21.cn - robtex.com
always21.cn
| DNSSEC | ⚠️ Not signed | ||||||
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=2034706864 | ||||||
Subdomains
sxwww.always21.cn |
shuijuewww.always21.cn |
Same first word
DNS History
11 records (0 active, 11 former)
○NSf1g1ns1.dnspod.net2015-06-18 → 2016-02-26 · 4 obs
● 2015-06-18 08:34:08
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
○NSf1g1ns2.dnspod.net2015-06-18 → 2016-02-26 · 4 obs
● 2015-06-18 08:34:08
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
○NSns1.dnsdun.com2016-06-19 → 2016-06-19 · 4 obs
○ 2016-02-26 12:41:22
● 2016-06-19 16:22:26
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
● 2016-06-19 16:22:26
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○NSns1.dnsdun.net2016-06-19 → 2016-06-19 · 4 obs
○ 2016-02-26 12:41:22
● 2016-06-19 16:22:26
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
● 2016-06-19 16:22:26
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○NSwww.always21.cn2017-01-29 → 2017-01-29 · 3 obs
○ 2016-06-19 16:22:26
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○MXio.bouncemx.com2017-01-29 → 2017-01-29 · 3 obs
○ 2016-06-19 16:22:26
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○MXmx.ym.163.com2016-06-19 → 2016-06-19 · 3 obs
● 2016-06-19 16:22:26
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○ 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
○A103.19.84.2152015-11-04 → 2016-02-26 · 5 obs
○ 2015-06-18 08:34:08
● 2015-11-04 21:15:42
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
● 2015-11-04 21:15:42
● 2016-02-26 12:41:22
○ 2016-06-19 16:22:26
○ 2026-04-24 10:33:56
○A103.242.111.1192015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 08:34:08
○ 2015-11-04 21:15:42
○ 2026-04-24 10:33:56
○ 2015-11-04 21:15:42
○ 2026-04-24 10:33:56
○A70.39.84.2322017-01-29 → 2017-01-29 · 3 obs
○ 2016-06-19 16:22:26
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
● 2017-01-29 13:31:22
○ 2026-04-24 10:33:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
✅ Authoritative Response
Server:203.119.25.1
NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 739ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|