🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`python-courses.eu`

DNSSEC	⚠️ Not signed
A	2a01:4f8:171:286f::4^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`phoenix.tux4all.net`
A	138.201.17.115^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
NS	`nsa6.schlundtech.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:227^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-stec.ui-dns.com`
		A	185.132.34.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.com`
NS	`nsb6.schlundtech.de`
		A	2607:f1c0:fe:53:185:132:35:227^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns-stec.ui-dns.org`
		A	185.132.35.227^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-stec.ui-dns.org`
NS	`nsc6.schlundtech.de`
		A	2001:8d8:fe:53:217:160:80:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
		A	217.160.80.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.de`
NS	`nsd6.schlundtech.de`
		A	2001:8d8:fe:53:217:160:81:227^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
		A	217.160.81.227^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-stec.ui-dns.biz`
MX	`www.tux4all.net` ⭐
		A	2a01:4f8:171:286f::4^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`phoenix.tux4all.net`
		A	138.201.17.115^{🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4}
			PTR	`phoenix.tux4all.net`
TXT	`google-site-verification=2aTD7OrLeHvbA5OVf56SNuFc52o4Ityyjd1gpM0eNog`
SOA	`nsa6.schlundtech.de`direct@bklein.de 2023-04-12 #1

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1127576187

Previously MX for

python-courses.eu

Same first word

python-courses.com

python-courses.eu

Previous names

pytania.eu

pytch.eu

pytekbeta.eu

pytela.eu

pytelgranuli.eu

pyth.eu

pytha.eu

pythagoras.eu

pythagorasmarketing.eu

pythagore-fd.eu

pytheas.eu

pythia.eu

pythian.eu

pythias.eu

pythion.eu

pythium.eu

pytho.eu

python-akademie.eu

python-course.eu

Next names

DNS History

9 records (7 active, 2 former)

●NSnsa6.schlundtech.de2015-05-22 → 2026-08-31 · 2 obs

● 2015-05-22 05:48:36
● 2026-08-31 11:05:04

●NSnsb6.schlundtech.de2015-05-22 → 2026-08-31 · 2 obs

● 2015-05-22 05:48:36
● 2026-08-31 11:05:04

●NSnsc6.schlundtech.de2015-05-22 → 2026-08-31 · 2 obs

● 2015-05-22 05:48:36
● 2026-08-31 11:05:04

●NSnsd6.schlundtech.de2015-05-22 → 2026-08-31 · 2 obs

● 2015-05-22 05:48:36
● 2026-08-31 11:05:04

○MXpython-courses.eu2015-05-22 → 2016-04-08 · 4 obs

● 2015-05-22 05:48:36
● 2016-04-08 10:25:06
○ 2016-09-18 20:56:14
○ 2026-08-31 11:05:04

●MXwww.tux4all.net2016-09-18 → 2026-08-31 · 3 obs

○ 2016-04-08 10:25:06
● 2016-09-18 20:56:14
● 2026-08-31 11:05:04

●A138.201.17.1152026-08-29 → 2026-08-31 · 3 obs

○ 2017-04-07 11:12:28
● 2026-08-29 19:13:06
● 2026-08-31 11:05:04

○A188.40.45.222015-05-22 → 2017-04-07 · 4 obs

● 2015-05-22 05:48:36
● 2017-04-07 11:12:28
○ 2026-08-29 19:13:06
○ 2026-08-31 11:05:04

●A2a01:4f8:171:286f::42026-08-29 → 2026-08-31 · 3 obs

○ 2017-04-07 11:12:28
● 2026-08-29 19:13:06
● 2026-08-31 11:05:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, si.dns.eu, x.dns.eu, y.dns.eu...	-
python-courses.eu	nsb6.schlundtech.de, nsd6.schlundtech.de, nsa6.schlundtech.de, nsc6.schlundtech.de	-

✅ Authoritative Response

Server:185.132.35.227

NS records: nsb6.schlundtech.de, nsd6.schlundtech.de, nsa6.schlundtech.de, nsc6.schlundtech.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for python-courses.eu (unsigned zone)

⏱️ Timing

Total: 821ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.201.17.115`
AAAA	1	`2a01:4f8:171:286f::4`
NS	4	`nsd6.schlundtech.de, nsb6.schlundtech.de...`
MX	1	`www.tux4all.net (pri: 10)`
TXT	1	`google-site-verification=2aTD7OrLeHvbA5O`
SOA	1	`nsa6.schlundtech.de direct.bklein.de`

Analysis

IP Addresses

python-courses.eu has two IP addresses: 138.201.17.115 and 2a01:4f8:171:286f::4

Among the host names that share IP numbers with python-courses.eu are rust-kurs.eu, linux-schulung.org, rust-kurs.de and two others.

Name Servers

The domain python-courses.eu is delegated to these four name servers: nsa6.schlundtech.de, nsb6.schlundtech.de, nsc6.schlundtech.de and nsd6.schlundtech.de.

At least some of python-courses.eu's name servers are shared with other domains, for example pharmgenwiki.net, treppen-montage.de, pomes.de and two more.

Four hostnames, each resolving to a pair of IP addresses: nsa6.schlundtech.de directs to 185.132.34.227 and 2607:f1c0:fe:53:185:132:34:227; nsb6.schlundtech.de directs to 185.132.35.227 and 2607:f1c0:fe:53:185:132:35:227; nsc6.schlundtech.de directs to 217.160.80.227 and 2001:8d8:fe:53:217:160:80:227; nsd6.schlundtech.de directs to 217.160.81.227 and 2001:8d8:fe:53:217:160:81:227.

Mail Servers

python-courses.eu routes its mail through a single mail server, www.tux4all.net.

python-courses.eu has the same mail server arrangement as a number of other domains, for example bodenseo.com, python-kurs.eu, bklein.de and two more.

www.tux4all.net directs to two IP numbers, 138.201.17.115 and 2a01:4f8:171:286f::4.

python-courses.eu - robtex.com