sso.dnscheckup.com - robtex.com
sso.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 | sso.dnscheckup.com ⭐ | ||||||
| A | 185.17.139.100🇹🇷 TR-PENTECH-AS185.17.139.0/24 | ||||||
| PTR | sso.dnscheckup.com | ||||||
| SOA | ns33.dnscheckup.comroot@sso.dnscheckup.com 2025-12-31 #3 | ||||||
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 | ||||||
PTR for
MX for
sso.dnscheckup.com |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns33.dnscheckup.com2026-05-01 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:18
●NSns34.dnscheckup.com2026-05-01 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:18
●MXsso.dnscheckup.com2026-05-01 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:18
●A185.17.139.1002026-05-01 → 2026-06-01 · 2 obs
● 2026-06-01 22:20:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, l.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: 395ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.17.139.100 |
| NS | 2 | ns33.dnscheckup.com, ns34.dnscheckup.com |
| MX | 1 | sso.dnscheckup.com (pri: 0) |
| SOA | 1 | ns33.dnscheckup.com root.sso.dnscheckup. |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns33.dnscheckup.com, ns34.dnscheckup.com)
Analysis
Mail Server Role
sso.dnscheckup.com acts as its own mail server.
IP Addresses
sso.dnscheckup.com points to a single IP number: 185.17.139.100.
Other host names, for instance ns33.dnscheckup.com, ns34.dnscheckup.com and dnscheckup.com share IP numbers with sso.dnscheckup.com.
Name Servers
The NS records for sso.dnscheckup.com delegate to ns33.dnscheckup.com and ns34.dnscheckup.com.
sso.dnscheckup.com uses the same name servers as dnscheckup.com, ns33.dnscheckup.com and ns34.dnscheckup.com, among others.
Each of ns33.dnscheckup.com and ns34.dnscheckup.com points to exactly one IP address: 185.17.139.100.
ns33.dnscheckup.com and ns34.dnscheckup.com each have 185.17.139.100 IP addresses.
Mail Servers
sso.dnscheckup.com has a single mail server: sso.dnscheckup.com itself.
sso.dnscheckup.com resolves to 185.17.139.100 and no other IP number.