nlsdu.com - robtex.com
nlsdu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 50.16.27.236🇺🇸 Amazon50.16.0.0/16 EC2 IAD prefix | ||||||
| PTR | ec2-50-16-27-236.compute-1.amazonaws.com | ||||||
| NS | ns1.nlsdu.com ⭐ | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns1.csof.net | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns2.csof.net | ||||||
| A | 23.21.178.27🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-23-21-178-27.compute-1.amazonaws.com | ||||||
| NS | ns3.csof.net | ||||||
| A | 3.214.185.54🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-214-185-54.compute-1.amazonaws.com | ||||||
| NS | ns4.csof.net | ||||||
| A | 52.20.19.77🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-19-77.compute-1.amazonaws.com | ||||||
| MX | mx1.nlsdu.com ⭐ | ||||||
| A | 46.4.12.146🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | static.146.12.4.46.clients.your-server.de | ||||||
| MX | mx2.nlsdu.com ⭐ | ||||||
| A | 46.4.10.173🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | static.173.10.4.46.clients.your-server.de | ||||||
| TXT | v=spf1 include:_incspfcheck.mailspike.net ?all | ||||||
| SOA | ns1.nlsdu.comhostmaster@nlsdu.com serial=1778685502 | ||||||
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=1778694006 | ||||||
Same first word
nlsdu.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.nlsdu.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 17:42:06
●MXmx1.nlsdu.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 17:42:06
●MXmx2.nlsdu.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 17:42:06
●A50.16.27.2362026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 17:42:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net... | - |
| nlsdu.com | ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net | - |
✅ Authoritative Response
Server:18.205.186.231
NS records: ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nlsdu.com (unsigned zone)
⏱️ Timing
Total: 507ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 50.16.27.236 |
| NS | 4 | ns1.csof.net, ns3.csof.net... |
| MX | 2 | mx1.nlsdu.com (pri: 10), mx2.nlsdu.com (pri: 10) |
| TXT | 1 | v=spf1 include:_incspfcheck.mailspike.ne |
| SOA | 1 | ns1.nlsdu.com hostmaster.nlsdu.com |
Analysis
IP Addresses
nlsdu.com resolves to one IP number: 50.16.27.236.
other host names including xubpexoxfgyaglipjrlm.com, f5d9117749cceffa525d08c07bab31e1.sbs, b4cfcf09d061712beb05b1e3ff7a96f6.com, vgkdmyqxviqbwbjtkrka.com and daedagheauehfuuhfw.top share IP numbers with nlsdu.com.
Name Servers
nlsdu.com is delegated to five name servers: ns1.nlsdu.com, ns1.csof.net, ns2.csof.net, ns3.csof.net and ns4.csof.net.
nlsdu.com at least partially shares name servers with other domains, for instance 0412eefd286dea45842308bc027e5f19.xyz, ad74ca8e8c7c2127fc4c18e4d572c39c.com, afda4b58ea2a9ba6e38304512dd30df4.com, b172ea8295e5caeb26101cb22386e828.xyz and msppa-01.com.
these name servers are often used together with ns5.csof.net, ns6.csof.net, ns7.csof.net and ns8.csof.net.
Host names with a single IP address: The host name ns1.nlsdu.com points to 18.205.186.231. The host name ns1.csof.net points to 18.205.186.231. The host name ns2.csof.net points to 23.21.178.27. The host name ns3.csof.net points to 3.214.185.54. The host name ns4.csof.net points to 52.20.19.77. Host names that point to 18.205.186.231: ns1.nlsdu.com and ns1.csof.net.
Mail Servers
Two mail servers handle nlsdu.com: mx1.nlsdu.com and mx2.nlsdu.com.
Host names with one IP number:
mx1.nlsdu.com points to 46.4.12.146
mx2.nlsdu.com points to 46.4.10.173