51csharp.com - robtex.com
51csharp.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=1784772252 | ||||||
Subdomains
www.51csharp.com |
Same first word
51csharp.com |
DNS History
9 records (5 active, 4 former)
●NSf1g1ns1.dnspod.net2015-04-28 → 2026-07-23 · 2 obs
● 2026-07-23 02:12:44
●NSf1g1ns2.dnspod.net2015-04-28 → 2026-07-23 · 2 obs
● 2026-07-23 02:12:44
○A119.28.48.2282015-12-18 → 2016-03-07 · 5 obs
● 2015-12-18 08:45:58
● 2016-03-07 07:43:52
○ 2016-07-12 21:51:48
○ 2026-07-23 02:12:44
○A119.28.48.2292015-04-28 → 2016-07-12 · 7 obs
● 2015-10-14 03:38:32
○ 2015-12-18 08:45:58
○ 2016-03-07 07:43:52
● 2016-07-12 21:51:48
○ 2017-03-22 19:04:02
○ 2026-07-23 02:12:44
●A47.104.84.912026-02-18 → 2026-07-23 · 3 obs
● 2026-02-18 02:55:12
● 2026-07-23 02:12:44
○A49.51.10.1922017-03-22 → 2017-03-22 · 4 obs
● 2017-03-22 19:04:02
○ 2026-02-18 02:55:12
○ 2026-07-23 02:12:44
○CNAMEdnspod-free.mydnspod.net2015-04-28 → 2017-03-22 · 4 obs
● 2017-03-22 19:04:02
○ 2026-02-18 02:55:12
○ 2026-07-23 02:12:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 51csharp.com | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server:125.94.59.235
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51csharp.com (unsigned zone)
⏱️ Timing
Total: 626ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.104.84.91 |
| NS | 2 | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |
Analysis
Hierarchy
www.51csharp.com is delegated beneath 51csharp.com.
IP Addresses
51csharp.com directs to one IP number, which is 47.104.84.91.
There are other host names — www.51csharp.com among them — that share IP numbers with 51csharp.com.
Name Servers
DNS delegation for 51csharp.com points to two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.
51csharp.com has the same name server delegation as a number of other domains, such as qdacc.com, leinn.com, lizhi798.com and two more.
There is at least partial name server overlap between 51csharp.com and other domains — qqhuisbx21.icu, bot02bx.cfd, nbbixsns19.icu and two more among them.
The name servers a.dnspod.com, b.dnspod.com and c.dnspod.com are often found in combination with these name servers.
Host names resolving to 8 IP numbers:
f1g1ns2.dnspod.net has IP addresses 1.12.0.1, 1.13.76.35 and 36.155.149.35, plus 5 other.
Host names resolving to 7 IP numbers:
f1g1ns1.dnspod.net has IP addresses 1.12.0.4, 1.14.119.35 and 111.13.13.35, plus 4 other.
Mail Servers
The MX records for 51csharp.com point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
51csharp.com has the same mail server arrangement as a number of other domains, for example tycorunenergy.com, szdtx.cn, jzzp.com and two more.
51csharp.com shares at least some of its mail servers with other domains — for example 28yy.cn, titanpowerus.com, jfdjge.com and two more.