courseguide.de - dns.ninja
courseguide.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=1785398527 | ||||||
Same first word
courseguide.de |
courseguide.org |
courseguide.com |
Similar names
DNS History
9 records (4 active, 5 former)
○NSdocks17.rzone.de2015-07-24 → 2019-04-07 · 4 obs
● 2019-04-07 20:09:44
○ 2026-03-25 13:49:24
○ 2026-07-30 08:20:50
●NSns1.sedoparking.com2026-03-25 → 2026-07-30 · 3 obs
● 2026-03-25 13:49:24
● 2026-07-30 08:20:50
●NSns2.sedoparking.com2026-03-25 → 2026-07-30 · 3 obs
● 2026-03-25 13:49:24
● 2026-07-30 08:20:50
○NSshades07.rzone.de2015-07-24 → 2019-04-07 · 4 obs
● 2019-04-07 20:09:44
○ 2026-03-25 13:49:24
○ 2026-07-30 08:20:50
●MXlocalhost2026-03-25 → 2026-07-30 · 3 obs
● 2026-03-25 13:49:24
● 2026-07-30 08:20:50
○MXsmtp.rzone.de2015-07-24 → 2019-04-07 · 4 obs
● 2019-04-07 20:09:44
○ 2026-03-25 13:49:24
○ 2026-07-30 08:20:50
○A2a01:238:20a:202:1086::2015-07-24 → 2019-04-07 · 4 obs
● 2019-04-07 20:09:44
○ 2026-03-25 13:49:24
○ 2026-07-30 08:20:50
●A64.190.63.2222026-03-25 → 2026-07-30 · 3 obs
● 2026-03-25 13:49:24
● 2026-07-30 08:20:50
○A81.169.145.862015-07-24 → 2019-04-07 · 4 obs
● 2019-04-07 20:09:44
○ 2026-03-25 13:49:24
○ 2026-07-30 08:20:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| courseguide.de | ns1.sedoparking.com, ns2.sedoparking.com | - |
✅ Authoritative Response
Server:91.195.240.8
NS records: ns1.sedoparking.com, ns2.sedoparking.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courseguide.de (unsigned zone)
⏱️ Timing
Total: 3842ms | 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
IP Addresses
courseguide.de directs to one IP number, which is 64.190.63.222.
Among the host names that share IP numbers with courseguide.de are brandibelle.diet.fitnss.net, condomland.de, office2.netrent.net and two others.
Name Servers
courseguide.de is served by two delegated name servers, ns1.sedoparking.com and ns2.sedoparking.com.
courseguide.de has the same name server delegation as a number of other domains, such as gelderland.it, pharmacytopp.online, www.valcom.at and two more.
courseguide.de shares at least some of its name servers with other domains, such as auto-jualhargatermurah.blogspot.com.ua and 12grades.com.
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
courseguide.de routes its mail through a single mail server, localhost.
courseguide.de has the same mail server arrangement as a number of other domains, for example arianephippscannon.(0x787878).la, theskinnyclinic.com, mail.dateplatz.de and two more.