firstclassradio.com - robtex.com
firstclassradio.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=1774834462 | ||||||
Subdomains
ns03.firstclassradio.com |
www.firstclassradio.com |
ns01.firstclassradio.com |
mail.firstclassradio.com |
pbx1.firstclassradio.com |
Same first word
firstclassradio.com |
DNS History
8 records (7 active, 1 former)
●NSns1.linode.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●NSns2.linode.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●NSns3.linode.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●NSns4.linode.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●NSns5.linode.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●MXmail.firstclassradio.com2015-08-19 → 2026-03-30 · 2 obs
● 2026-03-30 02:03:44
●A172.232.26.1062026-03-29 → 2026-03-30 · 3 obs
● 2026-03-29 11:52:54
● 2026-03-30 02:03:44
○A69.164.196.1542015-08-19 → 2017-06-21 · 4 obs
● 2017-06-21 02:01:16
○ 2026-03-29 11:52:54
○ 2026-03-30 02:03:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net... | - |
| firstclassradio.com | ns1.linode.com, ns2.linode.com | 4 records |
✅ Authoritative Response
Server:92.123.94.3
NS records: ns1.linode.com, ns2.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclassradio.com (unsigned zone)
⏱️ Timing
Total: 371ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.232.26.106 |
| NS | 5 | ns5.linode.com, ns3.linode.com... |
| MX | 1 | mail.firstclassradio.com (pri: 10) |
| TXT | 2 | google-site-verification=CCdU3CcN5peI9iY, v=spf1 mx a ip4:172.234.18.226 -all |
| SOA | 1 | ns1.linode.com admin.firstclassradio.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)
Analysis
Hierarchy
firstclassradio.com is parent of ns03.firstclassradio.com, www.firstclassradio.com, ns01.firstclassradio.com, mail.firstclassradio.com and pbx1.firstclassradio.com.
IP Addresses
firstclassradio.com points to a single IP: 172.232.26.106.
Other host names, for instance ns01.firstclassradio.com, jonasalan.com, comptonsfireworks.com, ns03.firstclassradio.com and www.firstclassradio.com share IP numbers with firstclassradio.com.
Name Servers
firstclassradio.com is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.
firstclassradio.com partially shares name servers with other domains; examples include acosta.be, todovu.com, karateblog.org, aruljohn.com and kf74.ru.
Host names with two IP numbers:
ns1.linode.com points to: 2600:14c0:6::2 and 92.123.94.2
ns2.linode.com points to: 2600:14c0:6::3 and 92.123.94.3
ns3.linode.com points to: 2600:14c0:7::3 and 92.123.95.3
ns4.linode.com points to: 2600:14c0:7::4 and 92.123.95.4
ns5.linode.com points to: 2600:14c0:7::2 and 92.123.95.2
Mail Servers
firstclassradio.com is handled by a single mail server, mail.firstclassradio.com.
firstclassradio.com uses the same mail server setup as other domains, for example garagenet.biz.
Host mail.firstclassradio.com resolves to two IPs: 2600:3c06::f03c:93ff:feee:7959 and 172.234.18.226.