sn51.com - robtex.com
sn51.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.250.140.53🇿🇦 POWERLINE-HK156.250.128.0/17 Digital Core Technology Co., Ltd | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1779704628 | ||||||
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=1784085052 | ||||||
Same first word
sn51.com |
Similar names
51sn.cc |
n5s1.akamaiedge.net |
51ns.com |
ns15.com |
ns15.de |
51sn.com |
sn15.com |
ns15.eu |
ns51.ru |
15sn.com |
5sn1.com |
ns51.cn |
ns51.com |
ns15.net |
n15s.com |
51sn.net |
51ns.cn |
DNS History
15 records (5 active, 10 former)
○NSbuy.internettraffic.com2016-04-03 → 2016-04-03 · 4 obs
● 2016-04-03 23:55:36
○ 2016-11-23 11:10:50
○ 2026-07-15 03:13:48
○NSf1g1ns1.dnspod.net2015-05-23 → 2015-12-29 · 4 obs
● 2015-12-29 00:35:50
○ 2016-04-03 23:55:36
○ 2026-07-15 03:13:48
○NSf1g1ns2.dnspod.net2015-05-23 → 2015-12-29 · 4 obs
● 2015-12-29 00:35:50
○ 2016-04-03 23:55:36
○ 2026-07-15 03:13:48
○NSns1.eftydns.com2016-11-23 → 2026-02-16 · 5 obs
● 2016-11-23 11:10:50
● 2026-02-16 12:47:26
○ 2026-02-23 19:30:10
○ 2026-07-15 03:13:48
●NSns1.julydns.com2026-07-12 → 2026-07-15 · 3 obs
● 2026-07-12 18:23:18
● 2026-07-15 03:13:48
●NSns1.onclouddns.com2026-07-12 → 2026-07-15 · 3 obs
● 2026-07-12 18:23:18
● 2026-07-15 03:13:48
○NSns2.eftydns.com2016-11-23 → 2026-02-16 · 5 obs
● 2016-11-23 11:10:50
● 2026-02-16 12:47:26
○ 2026-02-23 19:30:10
○ 2026-07-15 03:13:48
●NSns2.julydns.com2026-07-12 → 2026-07-15 · 3 obs
● 2026-07-12 18:23:18
● 2026-07-15 03:13:48
●NSns2.onclouddns.com2026-07-12 → 2026-07-15 · 3 obs
● 2026-07-12 18:23:18
● 2026-07-15 03:13:48
○NSsell.internettraffic.com2016-04-03 → 2016-04-03 · 4 obs
● 2016-04-03 23:55:36
○ 2016-11-23 11:10:50
○ 2026-07-15 03:13:48
○MXmail.efty.com2016-11-23 → 2026-02-16 · 4 obs
● 2026-02-16 12:47:26
○ 2026-02-23 19:30:10
○ 2026-07-15 03:13:48
○A119.81.170.182016-11-23 → 2026-02-16 · 5 obs
● 2016-11-23 11:10:50
● 2026-02-16 12:47:26
○ 2026-02-23 19:30:10
○ 2026-07-15 03:13:48
○A121.127.244.442015-05-23 → 2015-12-29 · 4 obs
● 2015-12-29 00:35:50
○ 2016-04-03 23:55:36
○ 2026-07-15 03:13:48
●A156.250.140.532026-07-12 → 2026-07-15 · 3 obs
● 2026-07-12 18:23:18
● 2026-07-15 03:13:48
○A69.172.201.2082016-04-03 → 2016-04-03 · 4 obs
● 2016-04-03 23:55:36
○ 2016-11-23 11:10:50
○ 2026-07-15 03:13:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net... | - |
| sn51.com | ns1.onclouddns.com, ns2.onclouddns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.onclouddns.com, ns2.onclouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sn51.com (unsigned zone)
⏱️ Timing
Total: 774ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.250.140.53 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.onclouddns.com, ns2.onclouddns.com)
Analysis
IP Addresses
sn51.com directs to one IP number, which is 156.250.140.53.
Name Servers
The domain sn51.com is delegated to these four name servers: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
sn51.com has at least partial name server overlap with other domains, such as c5a8.com, hackxh.cn, udffd.cn and two others.
It is common to see these name servers used together with name servers ns1.judns.com and ns2.judns.com.
Each of ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com has a single IP address — ns1.julydns.com and ns2.julydns.com direct to 162.159.48.223, and ns1.onclouddns.com and ns2.onclouddns.com direct to 162.159.27.251.
Both ns1.julydns.com and ns2.julydns.com resolve to 162.159.48.223 IP addresses each.
Both ns1.onclouddns.com and ns2.onclouddns.com resolve to 162.159.27.251 IP addresses each.