coursebase.de - dns.ninja
coursebase.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=1782597212 | ||||||
Same first word
Similar names
basesource.com |
sourcebase.info |
sourcebase.com |
sourcebase.org |
basecourse.com.au |
basecourse.blogspot.com |
sourcebase.de |
basecourse.com |
sourcebase.ai |
besourcesa.at |
DNS History
11 records (4 active, 7 former)
○NSns-de.1and1-dns.biz2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
○NSns-de.1and1-dns.com2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
○NSns-de.1and1-dns.de2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
○NSns-de.1and1-dns.org2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
●NSns1.sedoparking.com2026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 22:27:42
● 2026-06-27 22:27:44
●NSns2.sedoparking.com2026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 22:27:42
● 2026-06-27 22:27:44
●MXlocalhost2026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 22:27:42
● 2026-06-27 22:27:44
○MXmx00.kundenserver.de2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
○MXmx01.kundenserver.de2015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
○A212.227.136.1342015-05-06 → 2017-07-05 · 4 obs
● 2017-07-05 10:51:44
○ 2026-06-27 22:27:42
○ 2026-06-27 22:27:44
●A64.190.63.2222026-06-27 → 2026-06-27 · 3 obs
● 2026-06-27 22:27:42
● 2026-06-27 22:27:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| coursebase.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 coursebase.de (unsigned zone)
⏱️ Timing
Total: 920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.190.63.222 |
| NS | 2 | ns1.sedoparking.com, ns2.sedoparking.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.sedoparking.com hostmaster.sedo.de |
Analysis
IP Addresses
coursebase.de resolves to one IP address: 64.190.63.222.
russie.co, avonline.de, dontkillyourhometrail.com and two other host names share IP numbers with coursebase.de.
Name Servers
The NS records for coursebase.de delegate to ns1.sedoparking.com and ns2.sedoparking.com.
coursebase.de uses the same name servers as several other domains — among them bhagavadgita.org, iwate.casinowakayama.com, e-nachrichten.de and two more.
The name servers for coursebase.de are partially shared with other domains like corpoelec.gob.com, librel.eu and noken.de
ns1.sedoparking.com resolves to 3.130.216.63 and 91.195.241.8. Likewise, ns2.sedoparking.com resolves to 34.211.188.210 and 91.195.240.8 — two IP addresses apiece.
Mail Servers
Mail for coursebase.de is handled by a single mail server, localhost.
coursebase.de uses an identical mail server configuration to several other domains — among them iphonetricks.com, rmrk.eu, insulation.ch and two more.