firstclasssis.com - dns.ninja
firstclasssis.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=1785639207 | ||||||
Same first word
firstclasssis.com |
DNS History
7 records (6 active, 1 former)
●NSns51.domaincontrol.com2015-08-07 → 2026-08-02 · 2 obs
● 2026-08-02 03:13:16
●NSns52.domaincontrol.com2015-08-07 → 2026-08-02 · 2 obs
● 2026-08-02 03:13:16
●MXmailstore1.secureserver.net2015-08-07 → 2026-08-02 · 2 obs
● 2026-08-02 03:13:16
●MXsmtp.secureserver.net2015-08-07 → 2026-08-02 · 2 obs
● 2026-08-02 03:13:16
●A15.197.148.332026-05-24 → 2026-08-02 · 3 obs
● 2026-05-24 00:37:48
● 2026-08-02 03:13:16
○A184.168.221.542015-08-07 → 2018-08-05 · 4 obs
● 2018-08-05 23:34:38
○ 2026-05-24 00:37:48
○ 2026-08-02 03:13:16
●A3.33.130.1902026-05-24 → 2026-08-02 · 3 obs
● 2026-05-24 00:37:48
● 2026-08-02 03:13:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net... | - |
| firstclasssis.com | ns51.domaincontrol.com, ns52.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclasssis.com (unsigned zone)
⏱️ Timing
Total: 151ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)
Analysis
IP Addresses
firstclasssis.com has two IP addresses: 3.33.130.190 and 15.197.148.33
supakbuildingconstruction.com, dksaws.com, bronxfestival.com and two other host names share IP numbers with firstclasssis.com.
Name Servers
firstclasssis.com has two authoritative name servers — ns51.domaincontrol.com and ns52.domaincontrol.com.
firstclasssis.com uses the same name servers as several other domains — among them mcbraher.org, culvercityflowershop.net, hheier.com and two more.
The name servers for firstclasssis.com overlap at least partially with those of other domains — for example italent.solutions.
Both ns51.domaincontrol.com and ns52.domaincontrol.com have two IP addresses each. ns51.domaincontrol.com resolves to 97.74.105.26 and 2603:5:2192::1a; ns52.domaincontrol.com resolves to 173.201.73.26 and 2603:5:2292::1a.
Mail Servers
Mail for firstclasssis.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
firstclasssis.com uses an identical mail server configuration to several other domains — among them baslift.com, korboards.com, dvoupdate.com and two more.
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.