ns33.dnscheckup.com - robtex.com
ns33.dnscheckup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| PTR | sso.dnscheckup.com | ||||||
| NS | ns33.dnscheckup.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| PTR | sso.dnscheckup.com | ||||||
| NS | ns34.dnscheckup.com ⚠️ Not in parent delegation | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| PTR | sso.dnscheckup.com | ||||||
| MX | ns33.dnscheckup.com ⭐ | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| PTR | sso.dnscheckup.com | ||||||
| SOA | ns33.dnscheckup.cominfo@dnscheckup.com 2025-12-31 #1 | ||||||
dnscheckup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| NS | ns33.dnscheckup.com ⭐ | ||||||
| NS | ns34.dnscheckup.com | ||||||
| MX | dnscheckup.com ⭐ | ||||||
| TXT | v=spf1 +a +mx +ip4:185.17.139.100 ~all | ||||||
| SOA | ns33.dnscheckup.cominfo@dnscheckup.com 2026-05-14 #0 | ||||||
NS for
Previously NS for
MX for
ns33.dnscheckup.com |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns33.dnscheckup.com2026-04-27 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:28
●NSns34.dnscheckup.com2026-04-27 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:28
●MXns33.dnscheckup.com2026-04-27 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:28
●A185.17.139.1002026-04-27 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dnscheckup.com | ns33.dnscheckup.com, ns34.dnscheckup.com | 2 records |
✅ Authoritative Response
Server:185.17.139.100
NS records: ns33.dnscheckup.com, ns34.dnscheckup.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dnscheckup.com (unsigned zone)
⏱️ Timing
Total: 347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.17.139.100 |
| NS | 2 | ns33.dnscheckup.com, ns34.dnscheckup.com |
| MX | 1 | ns33.dnscheckup.com (pri: 0) |
| SOA | 1 | ns33.dnscheckup.com info.dnscheckup.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns33.dnscheckup.com, ns34.dnscheckup.com)
Analysis
Name Server Role
The domains sso.dnscheckup.com, dnscheckup.com, ns33.dnscheckup.com and ns34.dnscheckup.com all delegate to ns33.dnscheckup.com as their name server.
ns34.dnscheckup.com is often paired with ns33.dnscheckup.com as a name server.
Mail Server Role
The MX record for ns33.dnscheckup.com points back to ns33.dnscheckup.com — it is its own mail server.
IP Addresses
ns33.dnscheckup.com directs to one IP number, which is 185.17.139.100.
Other host names, for instance sso.dnscheckup.com, dnscheckup.com and ns34.dnscheckup.com share IP numbers with ns33.dnscheckup.com.
Name Servers
ns33.dnscheckup.com carries two NS records delegating authority to ns33.dnscheckup.com and ns34.dnscheckup.com.
ns33.dnscheckup.com uses the same name servers as sso.dnscheckup.com, dnscheckup.com and ns34.dnscheckup.com, among others.
ns33.dnscheckup.com resolves to 185.17.139.100; ns34.dnscheckup.com resolves to the same IP address, 185.17.139.100.
Both ns33.dnscheckup.com and ns34.dnscheckup.com resolve to 185.17.139.100 IP addresses each.
Mail Servers
The MX record for ns33.dnscheckup.com points to a single mail server: ns33.dnscheckup.com.