21tx.com - dns.ninja
21tx.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | snake.dnspod.net ⭐ | ||||||
| A | 2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40 | ||||||
| A | 1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| A | 1.14.119.35🇨🇳 TENCENT-NET-AP1.14.64.0/18 | ||||||
| A | 111.13.13.35🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route) | ||||||
| A | 117.89.178.35🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC | ||||||
| A | 220.196.136.35🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24 | ||||||
| NS | pike.dnspod.net | ||||||
| A | 2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35 | ||||||
| A | 1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| A | 1.13.76.35🇨🇳 TENCENT-NET-AP1.13.64.0/18 | ||||||
| A | 36.155.149.35🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route) | ||||||
| A | 101.227.168.35🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC | ||||||
| A | 111.206.98.235🇨🇳 CHINA169-BJ111.206.98.0/24 | ||||||
| SOA | snake.dnspod.netfreednsadmin@dnspod.com serial=1624163346 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782908856 | ||||||
rank #272987 in the tld
Same first word
21tx.com |
Similar names
tx21.com |
21xt.cn |
12xt.sbs |
xt12.cn |
12xt.com |
tx21.de |
xt21.com |
tx12.net |
t1x2.net |
xt21.cn |
tx12.com |
21xt.com |
t12x.com |
DNS History
13 records (2 active, 11 former)
○NSdns21.hichina.com2020-02-06 → 2020-02-06 · 4 obs
○ 2016-07-13 08:36:16
● 2020-02-06 10:41:32
○ 2026-02-14 21:49:00
○ 2026-07-01 12:38:16
● 2020-02-06 10:41:32
○ 2026-02-14 21:49:00
○ 2026-07-01 12:38:16
○NSdns22.hichina.com2020-02-06 → 2020-02-06 · 4 obs
○ 2016-07-13 08:36:16
● 2020-02-06 10:41:32
○ 2026-02-14 21:49:00
○ 2026-07-01 12:38:16
● 2020-02-06 10:41:32
○ 2026-02-14 21:49:00
○ 2026-07-01 12:38:16
○NSns1.domain-resolution.net2015-08-04 → 2016-07-13 · 4 obs
● 2015-08-04 19:04:22
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
○NSns1cnb.domain-resolution.net2015-08-04 → 2016-07-13 · 4 obs
● 2015-08-04 19:04:22
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
○NSns2lns.domain-resolution.net2015-08-04 → 2016-07-13 · 4 obs
● 2015-08-04 19:04:22
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
○NSns3.domain-resolution.net2015-08-04 → 2016-07-13 · 4 obs
● 2015-08-04 19:04:22
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
○NSns4bht.domain-resolution.net2015-08-04 → 2016-07-13 · 4 obs
● 2015-08-04 19:04:22
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
●NSpike.dnspod.net2026-02-14 → 2026-07-01 · 3 obs
○ 2020-02-06 10:41:32
● 2026-02-14 21:49:00
● 2026-07-01 12:38:16
● 2026-02-14 21:49:00
● 2026-07-01 12:38:16
●NSsnake.dnspod.net2026-02-14 → 2026-07-01 · 3 obs
○ 2020-02-06 10:41:32
● 2026-02-14 21:49:00
● 2026-07-01 12:38:16
● 2026-02-14 21:49:00
● 2026-07-01 12:38:16
○MXmxdomain.qq.com2015-08-04 → 2026-02-14 · 4 obs
● 2015-08-04 19:04:22
● 2026-02-14 21:49:00
○ 2026-03-20 13:53:06
○ 2026-07-01 12:38:16
● 2026-02-14 21:49:00
○ 2026-03-20 13:53:06
○ 2026-07-01 12:38:16
○A107.180.46.2182015-12-04 → 2016-07-13 · 5 obs
○ 2015-08-04 19:04:22
● 2015-12-04 08:37:12
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
● 2015-12-04 08:37:12
● 2016-07-13 08:36:16
○ 2020-02-06 10:41:32
○ 2026-07-01 12:38:16
○A119.28.73.2402020-02-06 → 2026-02-14 · 5 obs
○ 2016-07-13 08:36:16
● 2020-02-06 10:41:32
● 2026-02-14 21:49:00
○ 2026-03-20 13:53:06
○ 2026-07-01 12:38:16
● 2020-02-06 10:41:32
● 2026-02-14 21:49:00
○ 2026-03-20 13:53:06
○ 2026-07-01 12:38:16
○A184.168.224.1582015-08-04 → 2015-08-04 · 3 obs
● 2015-08-04 19:04:22
○ 2015-12-04 08:37:12
○ 2026-07-01 12:38:16
○ 2015-12-04 08:37:12
○ 2026-07-01 12:38:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 21tx.com | snake.dnspod.net, pike.dnspod.net | - |
✅ Authoritative Response
Server:1.14.119.35
NS records: snake.dnspod.net, pike.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21tx.com (unsigned zone)
⏱️ Timing
Total: 899ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | pike.dnspod.net, snake.dnspod.net |
| SOA | 1 | snake.dnspod.net freednsadmin.dnspod.com |
Analysis
Name Servers
21tx.com has two authoritative name servers — pike.dnspod.net and snake.dnspod.net.
21tx.com has the same name server delegation as a number of other domains, such as aaacy.com, jessinie.online, zuojiaju.com and two more.
The name servers for 21tx.com overlap at least partially with those of other domains — for example windsor8.net.
Host names resolving to 6 IP numbers:
pike.dnspod.net points to 1.12.0.1, 1.13.76.35, 36.155.149.35 and 3 other IP addresses.
snake.dnspod.net points to 1.12.0.4, 1.14.119.35, 111.13.13.35 and 3 other IP addresses.