51digit.com - robtex.com
51digit.com
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=1778544541 | ||||||
Same first word
51digit.com |
DNS History
10 records (5 active, 5 former)
○NSdns10.hichina.com2016-03-12 → 2019-12-21 · 4 obs
● 2019-12-21 12:25:48
○ 2026-02-24 22:06:56
○ 2026-05-12 00:19:44
○NSdns9.hichina.com2016-03-12 → 2019-12-21 · 4 obs
● 2019-12-21 12:25:48
○ 2026-02-24 22:06:56
○ 2026-05-12 00:19:44
●NSf1g1ns1.dnspod.net2026-02-24 → 2026-05-12 · 3 obs
● 2026-02-24 22:06:56
● 2026-05-12 00:19:44
●NSf1g1ns2.dnspod.net2026-02-24 → 2026-05-12 · 3 obs
● 2026-02-24 22:06:56
● 2026-05-12 00:19:44
●MXmxbiz1.qq.com2026-02-24 → 2026-05-12 · 3 obs
● 2026-02-24 22:06:56
● 2026-05-12 00:19:44
●MXmxbiz2.qq.com2026-02-24 → 2026-05-12 · 3 obs
● 2026-02-24 22:06:56
● 2026-05-12 00:19:44
○MXmxn.mxhichina.com2016-03-12 → 2019-12-21 · 4 obs
● 2019-12-21 12:25:48
○ 2026-02-24 22:06:56
○ 2026-05-12 00:19:44
○MXmxw.mxhichina.com2016-03-12 → 2019-12-21 · 4 obs
● 2019-12-21 12:25:48
○ 2026-02-24 22:06:56
○ 2026-05-12 00:19:44
○A139.129.18.432016-03-12 → 2017-02-06 · 4 obs
● 2017-02-06 22:38:10
○ 2019-12-21 12:25:48
○ 2026-05-12 00:19:44
●A49.233.164.2282019-12-21 → 2026-05-12 · 3 obs
● 2019-12-21 12:25:48
● 2026-05-12 00:19:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51digit.com | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server:111.13.13.35
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51digit.com (unsigned zone)
⏱️ Timing
Total: 1137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.233.164.228 |
| NS | 2 | f1g1ns2.dnspod.net, f1g1ns1.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |
Analysis
IP Addresses
51digit.com points to IP number: 49.233.164.228.
Other host names, for instance zljt.net and zunlin.net, share IP numbers with 51digit.com.
Name Servers
51digit.com is delegated to two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.
51digit.com shares the same name server setup as chinahtxh.cn, snsshop.cn, 24maker.com, imapbox.com and taschool.com.
51digit.com at least partially shares name servers with other domains, for instance ppgba.com, szhsgcl.com.cn, flsyh.com, bot01jy.cfd and eeinbxims03.icu.
these name servers are commonly used together with the name servers a.dnspod.com, b.dnspod.com, c.dnspod.com, ce1.xincache.com and ce2.xincache.com.
Eight IP numbers: f1g1ns2.dnspod.net points to 2402:4e00:111:fff::c, 1.12.0.1, 1.13.76.35, 36.155.149.35, 101.227.168.35, 106.39.207.235, 111.206.98.235 and 220.196.136.35.
Seven IP numbers: f1g1ns1.dnspod.net points to 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 117.135.128.235, 125.94.59.235 and 163.177.5.35.
Mail Servers
51digit.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
The mail server setup for 51digit.com matches that of other domains, for instance ruomeng.cc, antlaser.com, qzq.name, legoogame.com and skygreen.cn.
51digit.com shares at least partially some mail servers with other domains, including 2255.cn, yaccb.cn, ergeduoduo.com, puai.com.cn and xuntoo.cn.