firstclasses.de - dns.ninja
firstclasses.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.190.63.222🇩🇪 SEDO64.190.62.0/23 -NET2-PI | ||||||
| NS | ns1.sedoparking.com ⭐ | ||||||
| A | 3.130.216.63🇺🇸 Amazon3.130.0.0/16 EC2 CMH prefix | ||||||
| PTR | ec2-3-130-216-63.us-east-2.compute.amazonaws.com | ||||||
| A | 91.195.241.8🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | ns2.sedoparking.com | ||||||
| A | 34.211.188.210🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix | ||||||
| PTR | ec2-34-211-188-210.us-west-2.compute.amazonaws.com | ||||||
| A | 91.195.240.8🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.sedoparking.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1782868492 | ||||||
Subdomains
mail.firstclasses.de |
Same first word
firstclasses.de |
DNS History
8 records (4 active, 4 former)
●NSns1.sedoparking.com2026-02-16 → 2026-07-01 · 3 obs
● 2026-02-16 00:41:02
● 2026-07-01 01:38:38
○NSns2.i-net-hosting.net2015-07-19 → 2020-03-08 · 4 obs
● 2020-03-08 00:09:26
○ 2026-02-16 00:41:02
○ 2026-07-01 01:38:38
●NSns2.sedoparking.com2026-02-16 → 2026-07-01 · 3 obs
● 2026-02-16 00:41:02
● 2026-07-01 01:38:38
○NSns5.i-net-server.net2015-07-19 → 2020-03-08 · 4 obs
● 2020-03-08 00:09:26
○ 2026-02-16 00:41:02
○ 2026-07-01 01:38:38
●MXlocalhost2026-02-16 → 2026-07-01 · 3 obs
● 2026-02-16 00:41:02
● 2026-07-01 01:38:38
○MXmail.firstclasses.de2015-07-19 → 2020-03-08 · 4 obs
● 2020-03-08 00:09:26
○ 2026-02-16 00:41:02
○ 2026-07-01 01:38:38
○A213.239.223.802015-07-19 → 2020-03-08 · 4 obs
● 2020-03-08 00:09:26
○ 2026-02-16 00:41:02
○ 2026-07-01 01:38:38
●A64.190.63.2222026-02-16 → 2026-07-01 · 3 obs
● 2026-02-16 00:41:02
● 2026-07-01 01:38:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| firstclasses.de | ns1.sedoparking.com, ns2.sedoparking.com | - |
✅ Authoritative Response
Server:3.130.216.63
NS records: ns1.sedoparking.com, ns2.sedoparking.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclasses.de (unsigned zone)
⏱️ Timing
Total: 3746ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.190.63.222 |
| NS | 2 | ns2.sedoparking.com, ns1.sedoparking.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.sedoparking.com hostmaster.sedo.de |
Analysis
Hierarchy
firstclasses.de serves as the parent of mail.firstclasses.de.
IP Addresses
firstclasses.de has exactly one IP address — 64.190.63.222.
sarbo.com, training-transfer.com, rfvx.com plus two other host names have IP numbers in common with firstclasses.de.
Name Servers
firstclasses.de is served by two delegated name servers, ns1.sedoparking.com and ns2.sedoparking.com.
The name server configuration of firstclasses.de is shared with other domains, for instance tadley.co.uk, defilter.co.uk.de, alrc.net and two others.
Each of the two host names carries two IP addresses: ns1.sedoparking.com points to 3.130.216.63 and 91.195.241.8, and ns2.sedoparking.com points to 34.211.188.210 and 91.195.240.8.
Mail Servers
firstclasses.de uses one mail server — localhost.
The mail server setup of firstclasses.de matches that of other domains such as urgesund.com, 3dstation.de, bvrh.com and two others.