prolearn.de - dns.ninja

`prolearn.de`

DNSSEC	⚠️ Not signed
A	217.160.0.59^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
		PTR	`217-160-0-59.elastic-ssl.ui-r.com`
NS	`ns1101.ui-dns.org` ⭐
		A	2607:f1c0:fe:53:185:132:35:101^{🇺🇸 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	`ns1101.ui-dns.org`
		A	185.132.35.101^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1101.ui-dns.org`
NS	`ns1101.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:101^{🇺🇸 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	`ns1101.ui-dns.biz`
		A	185.132.33.101^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1101.ui-dns.biz`
NS	`ns1101.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:101^{🇺🇸 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	`ns1101.ui-dns.com`
		A	185.132.34.101^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1101.ui-dns.com`
NS	`ns1101.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:101^{🇺🇸 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	`ns1101.ui-dns.de`
		A	185.132.32.101^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1101.ui-dns.de`
MX	`prolearn-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.6^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am6pr04cu00306.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`ns1101.ui-dns.org`hostmaster@1und1.de 2016-11-02 #6

`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.de`dns-operations@denic.de serial=1786521236

Same first word

prolearn.org

prolearn.com

prolearn.com.au

prolearn.de

prolearn.co

prolearn.nl

prolearn.gmbh

prolearn.eu

prolearn.us

prolearn.io

prolearn.net

prolearn.co.za

prolearn.ru

prolearn.co.uk

Similar names

DNS History

12 records (6 active, 6 former)

●NSns1101.ui-dns.biz2026-03-25 → 2026-08-12 · 3 obs

○ 2017-06-22 10:11:44
● 2026-03-25 14:52:02
● 2026-08-12 08:14:44

●NSns1101.ui-dns.com2026-03-25 → 2026-08-12 · 3 obs

○ 2017-06-22 10:11:44
● 2026-03-25 14:52:02
● 2026-08-12 08:14:44

●NSns1101.ui-dns.de2026-03-25 → 2026-08-12 · 3 obs

○ 2017-06-22 10:11:44
● 2026-03-25 14:52:02
● 2026-08-12 08:14:44

●NSns1101.ui-dns.org2026-03-25 → 2026-08-12 · 3 obs

○ 2017-06-22 10:11:44
● 2026-03-25 14:52:02
● 2026-08-12 08:14:44

○NSns55.1und1.de2015-05-14 → 2017-06-22 · 4 obs

● 2015-05-14 14:35:02
● 2017-06-22 10:11:44
○ 2026-03-25 14:52:02
○ 2026-08-12 08:14:44

○NSns56.1und1.de2015-05-14 → 2017-06-22 · 4 obs

● 2015-05-14 14:35:02
● 2017-06-22 10:11:44
○ 2026-03-25 14:52:02
○ 2026-08-12 08:14:44

○MXmx00.kundenserver.de2015-05-14 → 2017-06-22 · 4 obs

● 2015-05-14 14:35:02
● 2017-06-22 10:11:44
○ 2026-03-25 14:52:02
○ 2026-08-12 08:14:44

○MXmx01.kundenserver.de2015-05-14 → 2017-06-22 · 4 obs

● 2015-05-14 14:35:02
● 2017-06-22 10:11:44
○ 2026-03-25 14:52:02
○ 2026-08-12 08:14:44

●MXprolearn-de.mail.protection.outlook.com2017-06-22 → 2026-08-12 · 3 obs

○ 2015-05-14 14:35:02
● 2017-06-22 10:11:44
● 2026-08-12 08:14:44

●A217.160.0.592026-03-25 → 2026-08-12 · 3 obs

○ 2017-06-22 10:11:44
● 2026-03-25 14:52:02
● 2026-08-12 08:14:44

○A217.160.231.1002016-11-25 → 2017-06-22 · 5 obs

○ 2016-04-04 15:42:24
● 2016-11-25 05:08:02
● 2017-06-22 10:11:44
○ 2026-03-25 14:52:02
○ 2026-08-12 08:14:44

○A82.165.74.1412015-05-14 → 2016-04-04 · 4 obs

● 2015-05-14 14:35:02
● 2016-04-04 15:42:24
○ 2016-11-25 05:08:02
○ 2026-08-12 08:14:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
prolearn.de	ns1101.ui-dns.de, ns1101.ui-dns.com, ns1101.ui-dns.biz, ns1101.ui-dns.org	-

✅ Authoritative Response

Server:185.132.33.101

NS records: ns1101.ui-dns.de, ns1101.ui-dns.com, ns1101.ui-dns.biz, ns1101.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prolearn.de (unsigned zone)

⏱️ Timing

Total: 2197ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.59`
NS	4	`ns1101.ui-dns.biz, ns1101.ui-dns.com...`
MX	1	`prolearn-de.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1101.ui-dns.org hostmaster.1und1.de`

Analysis

IP Addresses

prolearn.de resolves to one IP address: 217.160.0.59.

simic.at, bsv-schwerte.de, adeprove.es and two other host names share IP numbers with prolearn.de.

Name Servers

The authoritative name servers for prolearn.de are ns1101.ui-dns.biz, ns1101.ui-dns.com, ns1101.ui-dns.de and ns1101.ui-dns.org.

There is at least partial name server overlap between prolearn.de and other domains — droxfordantiques.co.uk, mamanetpapapoule.com, r-ress.co.uk and two more among them.

It is common to find these name servers alongside the name servers ns1031.ui-dns.org, ns1036.ui-dns.com, ns1085.ui-dns.biz and two others.

All four hostnames — ns1101.ui-dns.biz, ns1101.ui-dns.com, ns1101.ui-dns.de and ns1101.ui-dns.org — resolve to two IP numbers apiece: ns1101.ui-dns.biz to 185.132.33.101 and 2607:f1c0:fe:53:185:132:33:101; ns1101.ui-dns.com to 185.132.34.101 and 2607:f1c0:fe:53:185:132:34:101; ns1101.ui-dns.de to 185.132.32.101 and 2607:f1c0:fe:53:185:132:32:101; ns1101.ui-dns.org to 185.132.35.101 and 2607:f1c0:fe:53:185:132:35:101.

Mail Servers

Mail for prolearn.de is handled by a single mail server, prolearn-de.mail.protection.outlook.com.

prolearn-de.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.18, 52.101.73.6, 52.101.73.16 and 5 others.