grefen.eu - robtex.com

grefen.eu

DNSSEC⚠️ Not signed
A217.160.233.146🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
PTRclienthosting.eu
NSaccess.ui-dns.biz
A2001:8d8:fe:53::81:237🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRaccess.ui-dns.biz
A217.160.81.237🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRaccess.ui-dns.biz
NSaccess.ui-dns.com
A2607:f1c0:fe:53::34:237🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRaccess.ui-dns.com
A185.132.34.237🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRaccess.ui-dns.com
NSaccess.ui-dns.de
A2001:8d8:fe:53::80:237🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRaccess.ui-dns.de
A217.160.80.237🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRaccess.ui-dns.de
NSaccess.ui-dns.org
A2607:f1c0:fe:53::35:237🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRaccess.ui-dns.org
A185.132.35.237🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRaccess.ui-dns.org
MXmx00.kundenserver.de
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
A212.227.15.171🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.kundenserver.de
A212.227.15.188🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx01.kundenserver.de
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 a:mout.kundenserver.de ~all
SOAaccess.ui-dns.bizhostmaster@1und1.de 2016-06-18 #2

eu

DNSSEC🔒 Signed (DS record present)
NSsi.dns.eu
NSbe.dns.eu
NSw.dns.eu
NSx.dns.eu
NSy.dns.eu
SOAsi.dns.eutech@eurid.eu serial=1126921070

Same first word

Similar names

DNS History

14 records (7 active, 7 former)

20162017201820192020202120222023202420252026NSaccess.ui-dns.bizaccess.ui-dns.comaccess.ui-dns.deaccess.ui-dns.orgns1048.ui-dns.dens1080.ui-dns.orgns1083.ui-dns.bizns1115.ui-dns.comns55.1und1.dens56.1und1.deMXmx00.kundenserver.demx01.kundenserver.deA217.160.233.14682.165.210.12
NSaccess.ui-dns.biz2026-06-09 → 2026-08-10 · 3 obs
○ 2020-04-08 05:17:48
● 2026-06-09 11:53:10
● 2026-08-10 03:55:34
NSaccess.ui-dns.com2026-06-09 → 2026-08-10 · 3 obs
○ 2020-04-08 05:17:48
● 2026-06-09 11:53:10
● 2026-08-10 03:55:34
NSaccess.ui-dns.de2026-06-09 → 2026-08-10 · 3 obs
○ 2020-04-08 05:17:48
● 2026-06-09 11:53:10
● 2026-08-10 03:55:34
NSaccess.ui-dns.org2026-06-09 → 2026-08-10 · 3 obs
○ 2020-04-08 05:17:48
● 2026-06-09 11:53:10
● 2026-08-10 03:55:34
NSns1048.ui-dns.de2020-04-08 → 2020-04-08 · 4 obs
○ 2017-04-06 08:11:34
● 2020-04-08 05:17:48
○ 2026-06-09 11:53:10
○ 2026-08-10 03:55:34
NSns1080.ui-dns.org2020-04-08 → 2020-04-08 · 4 obs
○ 2017-04-06 08:11:34
● 2020-04-08 05:17:48
○ 2026-06-09 11:53:10
○ 2026-08-10 03:55:34
NSns1083.ui-dns.biz2020-04-08 → 2020-04-08 · 4 obs
○ 2017-04-06 08:11:34
● 2020-04-08 05:17:48
○ 2026-06-09 11:53:10
○ 2026-08-10 03:55:34
NSns1115.ui-dns.com2020-04-08 → 2020-04-08 · 4 obs
○ 2017-04-06 08:11:34
● 2020-04-08 05:17:48
○ 2026-06-09 11:53:10
○ 2026-08-10 03:55:34
NSns55.1und1.de2015-07-08 → 2017-04-06 · 4 obs
● 2015-07-08 09:11:50
● 2017-04-06 08:11:34
○ 2020-04-08 05:17:48
○ 2026-08-10 03:55:34
NSns56.1und1.de2015-07-08 → 2017-04-06 · 4 obs
● 2015-07-08 09:11:50
● 2017-04-06 08:11:34
○ 2020-04-08 05:17:48
○ 2026-08-10 03:55:34
MXmx00.kundenserver.de2015-07-08 → 2026-08-10 · 2 obs
● 2015-07-08 09:11:50
● 2026-08-10 03:55:34
MXmx01.kundenserver.de2015-07-08 → 2026-08-10 · 2 obs
● 2015-07-08 09:11:50
● 2026-08-10 03:55:34
A217.160.233.1462017-04-06 → 2026-08-10 · 3 obs
○ 2016-05-03 05:27:48
● 2017-04-06 08:11:34
● 2026-08-10 03:55:34
A82.165.210.122015-07-08 → 2016-05-03 · 4 obs
● 2015-07-08 09:11:50
● 2016-05-03 05:27:48
○ 2017-04-06 08:11:34
○ 2026-08-10 03:55:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
eusi.dns.eu, w.dns.eu, x.dns.eu, y.dns.eu...-
grefen.euaccess.ui-dns.de, access.ui-dns.org, access.ui-dns.com, access.ui-dns.biz-

✅ Authoritative Response

Server:217.160.80.237

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grefen.eu (unsigned zone)

⏱️ Timing

Total: 675ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.233.146
NS4access.ui-dns.biz, access.ui-dns.de...
MX2mx01.kundenserver.de (pri: 10), mx00.kundenserver.de (pri: 10)
TXT1v=spf1 a:mout.kundenserver.de ~all
SOA1access.ui-dns.biz hostmaster.1und1.de

Analysis

IP Addresses

grefen.eu has exactly one IP address — 217.160.233.146.

modeland24.de, hoffmann.legal, donix.eu plus two other host names have IP numbers in common with grefen.eu.

Name Servers

Four name servers handle the delegation for grefen.eu: access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org.

grefen.eu shares at least some of its name servers with other domains, including hwebers.de, mellis-picworld.de, uprecht.de and two others.

The host names access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org each resolve to two IP addresses: access.ui-dns.biz resolves to 217.160.81.237 and 2001:8d8:fe:53::81:237; access.ui-dns.com resolves to 185.132.34.237 and 2607:f1c0:fe:53::34:237; access.ui-dns.de resolves to 217.160.80.237 and 2001:8d8:fe:53::80:237; access.ui-dns.org resolves to 185.132.35.237 and 2607:f1c0:fe:53::35:237.

Mail Servers

grefen.eu uses two mail servers, mx00.kundenserver.de and mx01.kundenserver.de.

The mail server setup of grefen.eu matches that of other domains such as toralarm.dev, bsfw.eu, s183491367.online.de and two others.

At least some of the mail servers used by grefen.eu are shared with other domains: kulinaria.de, cbfr.de, din601.de and two others among them.

These mail servers frequently appear alongside the mail servers de-smtp-inbound-1.mimecast.com and de-smtp-inbound-2.mimecast.com.

Both mx00.kundenserver.de and mx01.kundenserver.de have two IP addresses each. mx00.kundenserver.de resolves to 212.227.15.41 and 212.227.15.171; mx01.kundenserver.de resolves to 212.227.15.188 and 217.72.192.67.