smartlearn.de - robtex.com

smartlearn.de

DNSSEC⚠️ Not signed
A82.141.38.192🇩🇪 ONE-NETWORK82.141.0.0/18 KAMP Netzwerkdienste GmbH
NSns1.rrpproxy.net ⭐
A2a04:2b00:14cc::226🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48
PTRns1.rrpproxy.net
A193.227.117.226🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24
PTRns1.rrpproxy.net
NSns2.rrpproxy.net
A2a04:2b00:14dd::226🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48
PTRns2.rrpproxy.net
A194.50.187.226🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24
PTRns2.rrpproxy.net
NSns3.rrpproxy.net
A2a04:2b00:14ee::226🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14ee::/48
PTRns3.rrpproxy.net
A194.0.182.226🇩🇪 RCODEZERO-ANYCAST-SEC2194.0.182.0/24
PTRns3.rrpproxy.net
MXsmartlearn-de.mail.protection.outlook.com ⭐
A2a01:111:f403:ca27::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-beup281cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca2d::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca2d::1🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A2a01:111:f403:ca2d::2🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A52.101.168.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-beup281cu00100.inbound.protection.outlook.com
A52.101.170.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A52.101.170.1🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A52.101.170.2🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
TXTv=spf1 mx a:pxmail1.fernschulen-hh.de ip4:5.11.53.132 include:spf.protection....
TXTMS=ms16561051
SOAns1.rrpproxy.nettech@rrpproxy.net 2025-12-14 #1

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=1778335235

Subdomains

campus.smartlearn.de

Same first word

smartlearn.info
smartlearn.eu
smartlearn.tech
smartlearn.pl
smartlearn.org
smartlearn.ru
smartlearn.app
smartlearn.ch
smartlearn.io
smartlearn.no
smartlearn.com
smartlearn.vu
smartlearn.de
smartlearn.gr
smartlearn.dk

Similar names

learnsmart.edu.hk
learnsmart.ca
learnsmart.com.ng
rmarentals.com
mareltrans.com
learnsmart.de
learnsmart.ch
learnsmart.pro
learnsmart.no
learnsmart.info
learnsmart.me
learnsmart.vn
marsrental.com
learnsmart.co
learnsmart.eu
mertarslan.com
learnsmart.fr
learnsmart.org
lamarrents.com
renalsmart.com
learnsmart.in
learnsmart.com.vn
selmarrant.com
learnsmart.nl
learnsmart.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.rrpproxy.netns2.rrpproxy.netns3.rrpproxy.netns01.de-punkt.dens2.de-punkt.deMXsmartlearn-de.mail.protection.outlook.commail.ils.deA82.141.38.19295.130.252.141
○NSns01.de-punkt.de2015-07-16 → 2016-12-22 · 4 obs
● 2015-07-16 03:43:12
● 2016-12-22 13:53:36
○ 2026-02-23 13:00:46
○ 2026-05-09 14:10:44
●NSns1.rrpproxy.net2026-02-23 → 2026-05-09 · 3 obs
○ 2016-12-22 13:53:36
● 2026-02-23 13:00:46
● 2026-05-09 14:10:44
○NSns2.de-punkt.de2015-07-16 → 2016-12-22 · 4 obs
● 2015-07-16 03:43:12
● 2016-12-22 13:53:36
○ 2026-02-23 13:00:46
○ 2026-05-09 14:10:44
●NSns2.rrpproxy.net2026-02-23 → 2026-05-09 · 3 obs
○ 2016-12-22 13:53:36
● 2026-02-23 13:00:46
● 2026-05-09 14:10:44
●NSns3.rrpproxy.net2026-02-23 → 2026-05-09 · 3 obs
○ 2016-12-22 13:53:36
● 2026-02-23 13:00:46
● 2026-05-09 14:10:44
○MXmail.ils.de2015-07-16 → 2016-12-22 · 4 obs
● 2015-07-16 03:43:12
● 2016-12-22 13:53:36
○ 2026-02-23 13:00:46
○ 2026-05-09 14:10:44
●MXsmartlearn-de.mail.protection.outlook.com2026-02-23 → 2026-05-09 · 3 obs
○ 2016-12-22 13:53:36
● 2026-02-23 13:00:46
● 2026-05-09 14:10:44
●A82.141.38.1922026-02-23 → 2026-05-09 · 3 obs
○ 2016-12-22 13:53:36
● 2026-02-23 13:00:46
● 2026-05-09 14:10:44
○A95.130.252.1412015-07-16 → 2016-12-22 · 4 obs
● 2015-07-16 03:43:12
● 2016-12-22 13:53:36
○ 2026-02-23 13:00:46
○ 2026-05-09 14:10:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
smartlearn.dens3.rrpproxy.net, ns2.rrpproxy.net, ns1.rrpproxy.net-

✅ Authoritative Response

Server:193.227.117.226

NS records: ns3.rrpproxy.net, ns2.rrpproxy.net, ns1.rrpproxy.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smartlearn.de (unsigned zone)

⏱️ Timing

Total: 900ms | Queries: -

📄 Records

TypeCountSample Data
A182.141.38.192
NS3ns2.rrpproxy.net, ns1.rrpproxy.net...
MX1smartlearn-de.mail.protection.outlook.co
TXT2v=spf1 mx a:pxmail1.fernschulen-hh.de ip, MS=ms16561051
SOA1ns1.rrpproxy.net tech.rrpproxy.net

Analysis

Hierarchy

smartlearn.de is a parent of campus.smartlearn.de.

IP Addresses

smartlearn.de points to a single IP address: 82.141.38.192.

Other host names such as campus.smartlearn.de, smartlearn.info, onlinestudienzentrum.de, mail.onlinestudienzentrum.de and www.onlinestudienzentrum.de share IP numbers with smartlearn.de.

Name Servers

smartlearn.de is delegated to three name servers: ns1.rrpproxy.net, ns2.rrpproxy.net and ns3.rrpproxy.net.

At least part of the name servers for smartlearn.de are shared with other domains, for instance whatismyip.ro, radonsensors.com, insospeso.it, zeitarbeit-bergisch-land.de and picbe.ch.

These name servers are commonly used with ns4.rrpproxy.net, ns1.dnsres.net, ns2.dnsres.net and ns3.dnsres.net.

Host names with two IP numbers:

ns1.rrpproxy.net points to 2a04:2b00:14cc::226 and 193.227.117.226

ns2.rrpproxy.net points to 2a04:2b00:14dd::226 and 194.50.187.226

ns3.rrpproxy.net points to 2a04:2b00:14ee::226 and 194.0.182.226

Mail Servers

The mail server for smartlearn.de is smartlearn-de.mail.protection.outlook.com.

smartlearn-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.