closedsum.com - dns.ninja
closedsum.com
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=1785506722 | ||||||
Same first word
closedsum.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns39.domaincontrol.com2015-07-19 → 2026-07-31 · 2 obs
● 2026-07-31 14:27:24
●NSns40.domaincontrol.com2015-07-19 → 2026-07-31 · 2 obs
● 2026-07-31 14:27:24
●MXmailstore1.secureserver.net2015-07-19 → 2026-07-31 · 2 obs
● 2026-07-31 14:27:24
●MXsmtp.secureserver.net2015-07-19 → 2026-07-31 · 2 obs
● 2026-07-31 14:27:24
●A146.255.39.12015-07-19 → 2026-07-31 · 2 obs
● 2026-07-31 14:27:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net... | - |
| closedsum.com | ns39.domaincontrol.com, ns40.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.77.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for closedsum.com (unsigned zone)
⏱️ Timing
Total: 106ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.255.39.1 |
| NS | 2 | ns39.domaincontrol.com, ns40.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns39.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)
Analysis
IP Addresses
closedsum.com resolves to one IP address: 146.255.39.1.
drsacademy.com, www.endlessgaming.co.uk, acp.communicationpackage.com and two other host names share IP numbers with closedsum.com.
Name Servers
DNS delegation for closedsum.com points to two name servers: ns39.domaincontrol.com and ns40.domaincontrol.com.
closedsum.com uses the same name servers as several other domains — among them dalesquared.com, maelynngreene.com, salomed.com and two more.
ns39.domaincontrol.com directs to 97.74.109.20 and 2603:5:21d1::14. ns40.domaincontrol.com directs to 173.201.77.20 and 2603:5:22d1::14. Each host name carries two IP addresses.
Mail Servers
Mail for closedsum.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
closedsum.com uses an identical mail server configuration to several other domains — among them egttn.com, massachusetts-duilawyer.com, reliefmadesimple.com and two more.
closedsum.com and other domains — gct.tech for instance — share at least some mail servers.
mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162. smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113. Both hosts resolve to three IP numbers.