class.net - robtex.com
class.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.172.171.189🇺🇸 Jacksonville216.172.170.0/23 | ||||||
| PTR | sky1.skypoint.com | ||||||
| NS | ns1.skypoint.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 216.172.171.189🇺🇸 Jacksonville216.172.170.0/23 | ||||||
| PTR | sky1.skypoint.com | ||||||
| NS | ns2.skypoint.com ⚠️ Not in parent delegation | ||||||
| A | 96.125.172.119🇺🇸 Jacksonville96.125.172.0/23 | ||||||
| PTR | sky2.skypoint.com | ||||||
| NS | ns3.skypoint.com ⚠️ Not in zone NS records | ||||||
| A | 216.172.171.189🇺🇸 Jacksonville216.172.170.0/23 | ||||||
| PTR | sky1.skypoint.com | ||||||
| NS | ns4.skypoint.com ⚠️ Not in zone NS records | ||||||
| A | 162.241.188.206🇺🇸 Jacksonville162.241.188.0/23 | ||||||
| PTR | sky3.skypoint.com | ||||||
| MX | class.net ⭐ | ||||||
| A | 216.172.171.189🇺🇸 Jacksonville216.172.170.0/23 | ||||||
| PTR | sky1.skypoint.com | ||||||
| TXT | v=spf1 +mx +a +include:skypoint.com -all | ||||||
| SOA | ns1.skypoint.comgk@skypoint.com 2026-01-26 #0 | ||||||
net
| 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=1776985686 | ||||||
MX for
class.net |
Subdomains
mail.class.net |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.skypoint.com2020-04-03 → 2026-04-23 · 3 obs
● 2020-04-03 08:47:28
● 2026-04-23 23:25:42
●NSns2.skypoint.com2020-04-03 → 2026-04-23 · 3 obs
● 2020-04-03 08:47:28
● 2026-04-23 23:25:42
●NSns3.skypoint.com2015-06-03 → 2026-04-23 · 5 obs
● 2017-08-25 16:40:32
○ 2020-04-03 08:47:28
● 2026-02-15 02:22:16
● 2026-04-23 23:25:42
●NSns4.skypoint.com2015-06-03 → 2026-04-23 · 5 obs
● 2017-08-25 16:40:32
○ 2020-04-03 08:47:28
● 2026-02-15 02:22:16
● 2026-04-23 23:25:42
●MXclass.net2015-06-03 → 2026-04-23 · 2 obs
● 2026-04-23 23:25:42
○A198.1.113.1012015-06-03 → 2017-08-25 · 4 obs
● 2017-08-25 16:40:32
○ 2020-04-03 08:47:28
○ 2026-04-23 23:25:42
●A216.172.171.1892020-04-03 → 2026-04-23 · 3 obs
● 2020-04-03 08:47:28
● 2026-04-23 23:25:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | h.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net... | - |
| class.net | ns4.skypoint.com, ns3.skypoint.com | - |
✅ Authoritative Response
Server:216.172.171.189
NS records: ns4.skypoint.com, ns3.skypoint.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for class.net (unsigned zone)
⏱️ Timing
Total: 461ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.172.171.189 |
| NS | 2 | ns1.skypoint.com, ns2.skypoint.com |
| MX | 1 | class.net (pri: 0) |
| TXT | 1 | v=spf1 +mx +a +include:skypoint.com -all |
| SOA | 1 | ns1.skypoint.com gk.skypoint.com |
Analysis
Hierarchy
The parent of mail.class.net is class.net.
Mail Server Role
The mail server for class.net is class.net.
IP Addresses
class.net points to a single IP address: 216.172.171.189.
Other host names such as mail.bethblock.com, psionic.mn.org, wavetech.net, kksys.com and northernscale.com share IPs with class.net.
Name Servers
class.net is delegated to four name servers: ns1.skypoint.com, ns2.skypoint.com, ns3.skypoint.com and ns4.skypoint.com.
class.net at least partially shares name servers with other domains, for example pinballhalloffame.net, tcpinball.com, skypoint.com, bethblock.com and mltconsulting.com.
Host names with a single IP address:
The host name ns1.skypoint.com points to 216.172.171.189.
The host name ns2.skypoint.com points to 96.125.172.119.
The host name ns3.skypoint.com points to 216.172.171.189.
The host name ns4.skypoint.com points to 162.241.188.206.
Host names pointing to 216.172.171.189: ns1.skypoint.com and ns3.skypoint.com.
Mail Servers
One mail server handles class.net; that server is class.net.
class.net points to a single IP number: 216.172.171.189.