realpython.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

realpython.de

DNSSEC⚠️ Not signed
A2a01:4f8:c014:b2d8::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRstatic.88-198-116-121.clients.your-server.de
A88.198.116.121🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
NSns1.dovendi.nl ⭐
A2001:1af8:5000:a01f:6::2🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb
PTRns1.dovendi.nl
A95.168.166.87🇳🇱 LEASEWEB-NL-AMS-0195.168.160.0/20
PTRns1.dovendi.nl
NSns2.dovendi.eu
A2a00:7c80:0:26e::2🇳🇱 WORLDSTREAM-12a00:7c80::/32 WorldStream IPv6
PTRns2.dovendi.eu
A212.8.252.63🇳🇱 WORLDSTREAM-1212.8.252.0/23
PTRns2.dovendi.eu
NSns3.dovendi.eu
A2a01:4f8:1c17:f65d::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns3.dovendi.eu
A91.107.180.97🇩🇪 Hetzner91.107.128.0/17 HETZNER-DC
PTRns3.dovendi.eu
MXmx186.m2bp.com ⭐
A147.182.130.78🇺🇸 DIGITALOCEAN147.182.128.0/20 DigitalOcean
A147.182.160.18🇺🇸 DIGITALOCEAN147.182.160.0/20 DigitalOcean
A147.182.180.139🇺🇸 DIGITALOCEAN147.182.176.0/20 DigitalOcean
A147.182.189.184🇺🇸 DIGITALOCEAN147.182.176.0/20 DigitalOcean
A164.90.197.79🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.105🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.143🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.162🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
MXmx186.mb1p.com ⭐
A147.182.130.78🇺🇸 DIGITALOCEAN147.182.128.0/20 DigitalOcean
A147.182.160.18🇺🇸 DIGITALOCEAN147.182.160.0/20 DigitalOcean
A147.182.180.139🇺🇸 DIGITALOCEAN147.182.176.0/20 DigitalOcean
A147.182.189.184🇺🇸 DIGITALOCEAN147.182.176.0/20 DigitalOcean
A164.90.197.79🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.105🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.143🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
A164.90.197.162🇳🇱 DIGITALOCEAN164.90.192.0/20 DigitalOcean
TXTafternic-verification-8jDbcERHhqPtecPbFcqVib
TXTv=spf1 -all
TXTc604ce15b99eb0dfb8d78cf6ae04008d34e61ed6
TXTdan-ownership-verification=2de7dbe2
SOAns1.dovendi.nlinfo@dovendi.com 2026-08-18 #5

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1788567774

Same first word

realpython.workers.dev
realpython.ph
realpython.net
realpython.de
realpython.com

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Previous names

realprogrammers.de
realprogress.de
realproject.de
realprojects.de
realprojekt.de
realprojekte.de
realpromo.de
realproperties.de
realproperty-vm.de
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Next names

realquadrat.de
realquality.de
realquest.de
realquick.de
realrace.de
realracing.de
realradioparadise.de
realram.de
realrapmedia.de
realraum.de
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realreisebuero.de

DNS History

7 records (7 active, 0 former)

NSns1.dovendi.nlns2.dovendi.euns3.dovendi.euMXmx186.m2bp.commx186.mb1p.comA2a01:4f8:c014:b2d8::188.198.116.121
●NSns1.dovendi.nl2026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●NSns2.dovendi.eu2026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●NSns3.dovendi.eu2026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●MXmx186.m2bp.com2026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●MXmx186.mb1p.com2026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●A2a01:4f8:c014:b2d8::12026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00
●A88.198.116.1212026-08-28 → 2026-09-05 · 2 obs
● 2026-08-28 17:38:18
● 2026-09-05 00:25:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dez.nic.de, a.nic.de, f.nic.de-
realpython.dens1.dovendi.nl, ns2.dovendi.eu, ns3.dovendi.eu-

✅ Authoritative Response

Server:212.8.252.63

NS records: ns1.dovendi.nl, ns2.dovendi.eu, ns3.dovendi.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for realpython.de (unsigned zone)

⏱️ Timing

Total: 1340ms | Queries: -

📄 Records

TypeCountSample Data
A188.198.116.121
AAAA12a01:4f8:c014:b2d8::1
NS3ns2.dovendi.eu, ns3.dovendi.eu...
MX2mx186.m2bp.com (pri: 10), mx186.mb1p.com (pri: 10)
TXT4c604ce15b99eb0dfb8d78cf6ae04008d34e61ed6, dan-ownership-verification=2de7dbe2...
SOA1ns1.dovendi.nl info.dovendi.com

Analysis

IP Addresses

realpython.de has two IP addresses: 88.198.116.121 and 2a01:4f8:c014:b2d8::1

Additional host names — web-marketing.nl, odev.nl, 4graphics.nl and two others — share IP numbers with realpython.de.

Name Servers

Three name servers are authoritative for realpython.de: ns2.dovendi.eu, ns3.dovendi.eu and ns1.dovendi.nl.

There is at least partial name server overlap between realpython.de and other domains — cheftisch.de, buisfolie.nl, billieholiday.de and two more among them.

ns2.dovendi.eu resolves to 212.8.252.63 and 2a00:7c80:0:26e::2. ns3.dovendi.eu resolves to 91.107.180.97 and 2a01:4f8:1c17:f65d::2. ns1.dovendi.nl resolves to 95.168.166.87 and 2001:1af8:5000:a01f:6::2. All three hostnames point to two IP numbers each.

Mail Servers

realpython.de has two mail servers: mx186.m2bp.com and mx186.mb1p.com.

realpython.de shares the same mail server setup as other domains, including ampoules.de, verticalhorizon.de, cgag.de and two others.

Host names with 8 IP numbers:

mx186.m2bp.com carries IP addresses 147.182.130.78, 147.182.160.18 and 147.182.180.139, with 5 other addresses beyond those.

mx186.mb1p.com carries IP addresses 147.182.130.78, 147.182.160.18 and 147.182.180.139, with 5 other addresses beyond those.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 147.182.130.78 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 147.182.160.18 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 147.182.180.139 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 147.182.189.184 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 164.90.197.79 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 164.90.197.105 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 164.90.197.143 IP addresses.

These two host names — mx186.m2bp.com and mx186.mb1p.com — each point to 164.90.197.162 IP addresses.