nextclass.pro - dns.ninja
nextclass.pro
pro
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.pro.afilias-nst.info ⭐ | ||||||
| NS | a2.pro.afilias-nst.info | ||||||
| NS | b0.pro.afilias-nst.org | ||||||
| NS | b2.pro.afilias-nst.org | ||||||
| NS | c0.pro.afilias-nst.info | ||||||
| NS | d0.pro.afilias-nst.org | ||||||
| SOA | a0.pro.afilias-nst.infohostmaster@donuts.email serial=1785713583 | ||||||
Same first word
Similar names
DNS History
11 records (9 active, 2 former)
●NSpdns73.ultradns.biz2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●NSpdns73.ultradns.co.uk2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●NSpdns73.ultradns.com2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●NSpdns73.ultradns.info2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●NSpdns73.ultradns.net2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●NSpdns73.ultradns.org2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
●MXmail2026-03-29 → 2026-08-03 · 2 obs
● 2026-08-03 00:15:44
○A2607:fbe0:1:42::182026-03-29 → 2026-04-26 · 4 obs
● 2026-04-26 15:56:52
○ 2026-05-02 01:52:34
○ 2026-08-03 00:15:44
●A2607:fbe0:1:42::f2026-05-02 → 2026-08-03 · 3 obs
● 2026-05-02 01:52:34
● 2026-08-03 00:15:44
○A74.117.179.102026-03-29 → 2026-04-26 · 4 obs
● 2026-04-26 15:56:52
○ 2026-05-02 01:52:34
○ 2026-08-03 00:15:44
●A74.117.179.272026-05-02 → 2026-08-03 · 3 obs
● 2026-05-02 01:52:34
● 2026-08-03 00:15:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pro | a0.pro.afilias-nst.info, b2.pro.afilias-nst.org, b0.pro.afilias-nst.org, a2.pro.afilias-nst.info... | 12 records |
| nextclass.pro | pdns73.ultradns.co.uk, pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net... | - |
✅ Authoritative Response
Server:156.154.68.73
NS records: pdns73.ultradns.co.uk, pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net, pdns73.ultradns.org, pdns73.ultradns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nextclass.pro (unsigned zone)
⏱️ Timing
Total: 749ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.117.179.27 |
| AAAA | 1 | 2607:fbe0:1:42::f |
| NS | 6 | pdns73.ultradns.co.uk, pdns73.ultradns.biz... |
| MX | 1 | mail (pri: 10) |
| SOA | 1 | pdns73.ultradns.com pdns73.ultradns.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (d0.pro.afilias-nst.org, c0.pro.afilias-nst.info, b2.pro.afilias-nst.org...)
Analysis
IP Addresses
nextclass.pro has two IP addresses: 74.117.179.27 and 2607:fbe0:1:42::f
Among the host names that share IP numbers with nextclass.pro are curlygirl.pro, tremendous-breast.pro, magnificententry.pro and two others.
Name Servers
nextclass.pro has 6 name servers — pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.info and 3 others.
The name servers of nextclass.pro overlap at least partially with those of other domains — among them wellmade-memory.com, iforexteam.com, needyinevitable.pro and two more.
The name servers pdns73.ultradns.net, pdns73.ultradns.org and pdns73.ultradns.co.uk are commonly seen alongside these name servers.
Hosts with two IP numbers each:
pdns73.ultradns.biz resolves to 156.154.66.73 and 2610:a1:1015::6d.
pdns73.ultradns.com resolves to 156.154.64.73 and 2001:502:f3ff::6d.
pdns73.ultradns.info resolves to 156.154.68.73 and 2610:a1:1016::6d.
pdns73.ultradns.net resolves to 156.154.65.73 and 2610:a1:1014::6d.
pdns73.ultradns.org resolves to 156.154.67.73 and 2001:502:4612::6d.
pdns73.ultradns.co.uk resolves to 156.154.69.73 and 2610:a1:1017::6d.
Mail Servers
nextclass.pro routes its mail through a single mail server, mail.
nextclass.pro has the same mail server arrangement as a number of other domains, for example frgweb.nl, adatimes.com, ambitious-run.pro and two more.
nextclass.pro shares at least some of its mail servers with other domains — for example 27region.ru, dnbn.co.kr, thriveots.com and two more.