51md.com - robtex.com
51md.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.98.43.17🇺🇸 SHARKTECH-1208.98.43.0/24 | ||||||
| PTR | shop-portal16.config360.info | ||||||
| NS | www.51md.com ⭐ | ||||||
| A | 208.98.40.202🇺🇸 SHARKTECH-1208.98.40.0/24 | ||||||
| NS | ns1.4.cn ⚠️ Not in zone NS records | ||||||
| A | 107.167.27.66🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route) | ||||||
| NS | ns2.4.cn ⚠️ Not in zone NS records | ||||||
| A | 64.32.10.2🇺🇸 SHARKTECH-164.32.10.0/24 CMI (Customer Route) | ||||||
| PTR | ip-64-32-10-2.defastlink.net | ||||||
| SOA | www.51md.com51md@com 2008-08-03 #0 | ||||||
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=1771291435 | ||||||
Subdomains
www.51md.com |
Same first word
Similar names
dm51.cn |
51dm.org |
md51.com |
51dm.vip |
15dm.de |
md51.ru |
md15.com |
51dm.cn |
dm15.net |
15dm.com |
dm51.com |
dm15.com |
51dm.net |
md15.ru |
DNS History
9 records (4 active, 5 former)
○NSdns.bizcn.com2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:15:08
○ 2026-03-17 18:25:50
○ 2026-03-23 11:39:02
●NSns1.4.cn2026-03-17 → 2026-03-23 · 3 obs
● 2026-03-17 18:25:50
● 2026-03-23 11:39:02
○NSns1.dns.com.cn2017-03-23 → 2017-03-23 · 4 obs
● 2017-03-23 05:15:08
○ 2026-03-17 18:25:50
○ 2026-03-23 11:39:02
○NSns13.dns.com.cn2015-07-08 → 2016-07-15 · 4 obs
● 2016-07-15 04:42:24
○ 2017-03-23 05:15:08
○ 2026-03-23 11:39:02
○NSns14.dns.com.cn2015-07-08 → 2016-07-15 · 4 obs
● 2016-07-15 04:42:24
○ 2017-03-23 05:15:08
○ 2026-03-23 11:39:02
●NSns2.4.cn2026-03-17 → 2026-03-23 · 3 obs
● 2026-03-17 18:25:50
● 2026-03-23 11:39:02
○NSns2.dns.com.cn2015-07-08 → 2017-03-23 · 4 obs
● 2017-03-23 05:15:08
○ 2026-03-17 18:25:50
○ 2026-03-23 11:39:02
●NSwww.51md.com2026-03-17 → 2026-03-23 · 3 obs
● 2026-03-17 18:25:50
● 2026-03-23 11:39:02
●A208.98.43.172026-03-17 → 2026-03-23 · 2 obs
● 2026-03-23 11:39:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net... | - |
| 51md.com | ns1.4.cn, ns2.4.cn | - |
✅ Authoritative Response
Server:107.167.27.66
NS records: ns1.4.cn, ns2.4.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51md.com (unsigned zone)
⏱️ Timing
Total: 3384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.98.40.73 |
| SOA | 1 | www.51md.com 51md.com |
Analysis
Hierarchy
www.51md.com is a child of 51md.com.
IP Addresses
51md.com resolves to one IP number: 208.98.43.17.
Other host names, for instance mx.ck828.com, www.1105.com, mg52.com, q65.com and www.sdxiushisc.com share IP numbers with 51md.com.
Name Servers
51md.com is delegated to three name servers: ns1.4.cn, ns2.4.cn and www.51md.com.
51md.com at least partially shares name servers with other domains, including 778772.com, jdluntan.com, kanbadyw.com, wqrc.cn and 13416.com.
These name servers are often used with ns3.4.cn and ns4.4.cn.
Host names with a single IP:
ns1.4.cn points to 107.167.27.66; ns2.4.cn points to 64.32.10.2; www.51md.com points to 208.98.40.202.