kroenlein.com - robtex.com

kroenlein.com

DNSSEC⚠️ Not signed
A2003:2:2:15:80:150:6:143🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space
A80.150.6.143🇩🇪 DTAG80.144.0.0/13 Deutsche Telekom AG, Internet service provider
NSdns01-tld.t-online.de ⭐
A2003:2:6:137:80:157:195:90🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space
A80.157.195.90🇩🇪 DTAG80.157.0.0/16 Deutsche Telekom AG, Internet service provider
NSdns02-tld.t-online.de
A2003:180:a::1:53🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space
PTRdns02-tld.t-online.de
A212.185.24.9🇩🇪 DTAG212.184.0.0/15 Deutsche Telekom AG, Internet service provider
PTRdns02-tld.t-online.de
MXmx1.mas.t-systems-service.com ⭐
A46.29.101.1🇩🇪 SCZN-AS46.29.96.0/21 SCZN Prefix-04
PTRmuc-mta01.mas.t-systems-service.com
A46.29.101.2🇩🇪 SCZN-AS46.29.96.0/21 SCZN Prefix-04
PTRmuc-mta02.mas.t-systems-service.com
A217.150.155.10🇩🇪 SCZN-AS217.150.144.0/20 SCZN Prefix-01
PTRmgb-mta01.mas.t-systems-service.com
A217.150.155.12🇩🇪 SCZN-AS217.150.144.0/20 SCZN Prefix-01
PTRmgb-mta02.mas.t-systems-service.com
MXmx2.mas.t-systems-service.com(20)
A46.29.101.1🇩🇪 SCZN-AS46.29.96.0/21 SCZN Prefix-04
PTRmuc-mta01.mas.t-systems-service.com
A46.29.101.2🇩🇪 SCZN-AS46.29.96.0/21 SCZN Prefix-04
PTRmuc-mta02.mas.t-systems-service.com
A217.150.155.10🇩🇪 SCZN-AS217.150.144.0/20 SCZN Prefix-01
PTRmgb-mta01.mas.t-systems-service.com
A217.150.155.12🇩🇪 SCZN-AS217.150.144.0/20 SCZN Prefix-01
PTRmgb-mta02.mas.t-systems-service.com
MXmx3.mas.t-systems-service.com(30)
A94.100.254.155🇩🇪 SCZN-AS94.100.240.0/20 SCZN Prefix-03
PTRffm-mta01.mas.t-systems-service.com
MXmailsecurity.lotter.de(40)
A212.211.170.139🇩🇪 SCAN-PLUS-AS212.211.128.0/17
PTRmailsecurity.lotter.de
TXTv=spf1 ip4:77.235.182.101 ip4:188.94.115.51 ip4:212.211.170.139 ip4:80.151.99...
SOAdns01-tld.t-online.dedns@telekom.de 2026-03-26 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774735447

Subdomains

mail.kroenlein.com

Same first word

kroenlein.de
kroenlein.net
kroenlein.ch
kroenlein.com

Similar names

linkerone.com
knoerlein.com
linkoneer.com
koernlein.com
erinloken.com
ekronline.com
keronline.hu
koernlein.de
koelnerin.com
koelnerin.eu
orenklein.com
koelnerin.de
noliekern.com
kreonline.it

DNS History

11 records (8 active, 3 former)

2008201020122014201620182020202220242026NSdns01-tld.t-online.dedns02-tld.t-online.dens1.webpage.t-com.dens2.webpage.t-com.deMXmailsecurity.lotter.demx1.mas.t-systems-service.commx2.mas.t-systems-service.commx3.mas.t-systems-service.commail.kroenlein.comA2003:2:2:15:80:150:6:14380.150.6.143
●NSdns01-tld.t-online.de2015-06-22 → 2026-03-28 · 3 obs
○ 2007-10-30 02:52:28
● 2015-06-22 11:20:22
● 2026-03-28 22:06:30
●NSdns02-tld.t-online.de2015-06-22 → 2026-03-28 · 3 obs
○ 2007-10-30 02:52:28
● 2015-06-22 11:20:22
● 2026-03-28 22:06:30
○NSns1.webpage.t-com.de2007-10-30 → 2007-10-30 · 3 obs
● 2007-10-30 02:52:28
○ 2015-06-22 11:20:22
○ 2026-03-28 22:06:30
○NSns2.webpage.t-com.de2007-10-30 → 2007-10-30 · 3 obs
● 2007-10-30 02:52:28
○ 2015-06-22 11:20:22
○ 2026-03-28 22:06:30
○MXmail.kroenlein.com2007-10-30 → 2018-07-02 · 4 obs
● 2007-10-30 02:52:28
● 2018-07-02 11:15:42
○ 2026-02-25 03:52:28
○ 2026-03-28 22:06:30
●MXmailsecurity.lotter.de2026-02-25 → 2026-03-28 · 3 obs
○ 2018-07-02 11:15:42
● 2026-02-25 03:52:28
● 2026-03-28 22:06:30
●MXmx1.mas.t-systems-service.com2026-03-28 → 2026-03-28 · 2 obs
○ 2026-02-25 03:52:28
● 2026-03-28 22:06:30
●MXmx2.mas.t-systems-service.com2026-03-28 → 2026-03-28 · 2 obs
○ 2026-02-25 03:52:28
● 2026-03-28 22:06:30
●MXmx3.mas.t-systems-service.com2026-03-28 → 2026-03-28 · 2 obs
○ 2026-02-25 03:52:28
● 2026-03-28 22:06:30
●A2003:2:2:15:80:150:6:1432015-06-22 → 2026-03-28 · 3 obs
○ 2007-10-30 02:52:28
● 2015-06-22 11:20:22
● 2026-03-28 22:06:30
●A80.150.6.1432015-06-22 → 2026-03-28 · 3 obs
○ 2007-10-30 02:52:28
● 2015-06-22 11:20:22
● 2026-03-28 22:06:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
kroenlein.comdns01-tld.t-online.de, dns02-tld.t-online.de-

✅ Authoritative Response

Server:212.185.24.9

NS records: dns01-tld.t-online.de, dns02-tld.t-online.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kroenlein.com (unsigned zone)

⏱️ Timing

Total: 845ms | Queries: -

📄 Records

TypeCountSample Data
A180.150.6.143
AAAA12003:2:2:15:80:150:6:143
NS2dns01-tld.t-online.de, dns02-tld.t-online.de
MX4mx2.mas.t-systems-service.com (pri: 20), mx1.mas.t-systems-service.com (pri: 10)...
TXT1v=spf1 ip4:77.235.182.101 ip4:188.94.115
SOA1dns01-tld.t-online.de dns.telekom.de

Analysis

Hierarchy

kroenlein.com is the parent of mail.kroenlein.com.

IP Addresses

kroenlein.com resolves to two IP numbers: 2003:2:2:15:80:150:6:143 and 80.150.6.143.

Other host names, for instance tsp-engineering.info, atl-home.de, www.amk-rundumgesund.de, abbruch-records.de and amos-sensors.com share IP numbers with kroenlein.com.

Name Servers

kroenlein.com has two name servers: dns01-tld.t-online.de and dns02-tld.t-online.de.

kroenlein.com shares the same name server setup as other domains, for example kreativort-tiroler13.de, bayerischeinntalerblasmusik.de, eryba.de, cbf-suedpfalz.de and michael-siebert-vellmar.de.

Host names with two IP numbers:

dns01-tld.t-online.de points to: 2003:2:6:137:80:157:195:90 and 80.157.195.90; dns02-tld.t-online.de points to: 2003:180:a::1:53 and 212.185.24.9.

Mail Servers

kroenlein.com is handled by four mail servers: mailsecurity.lotter.de, mx1.mas.t-systems-service.com, mx2.mas.t-systems-service.com and mx3.mas.t-systems-service.com.

kroenlein.com shares some mail servers with other domains, at least partially; for instance sedus.de, coteca-hamburg.de, eclass-pictures.com, bitzer-se.de and sevilleflexpack.com.

Four IP numbers: mx1.mas.t-systems-service.com points to: 46.29.101.1, 46.29.101.2, 217.150.155.10 and 217.150.155.12. mx2.mas.t-systems-service.com points to: 46.29.101.1, 46.29.101.2, 217.150.155.10 and 217.150.155.12.

One IP number: mailsecurity.lotter.de points to: 212.211.170.139. mx3.mas.t-systems-service.com points to: 94.100.254.155.

Patterns: mx1.mas.t-systems-service.com and mx2.mas.t-systems-service.com both point to 46.29.101.1, 46.29.101.2, 217.150.155.10 and 217.150.155.12.

Host names that point to 46.29.101.1: mx1.mas.t-systems-service.com and mx2.mas.t-systems-service.com.

Host names that point to 46.29.101.2: mx1.mas.t-systems-service.com and mx2.mas.t-systems-service.com.

Host names that point to 217.150.155.10: mx1.mas.t-systems-service.com and mx2.mas.t-systems-service.com.

Host names that point to 217.150.155.12: mx1.mas.t-systems-service.com and mx2.mas.t-systems-service.com.