knuerr.com - robtex.com

knuerr.com

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::243🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0243.elastic-ssl.ui-r.com
A217.160.0.192🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1083.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:5153:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1083.ui-dns.biz
A217.160.81.83🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1083.ui-dns.biz
NSns1042.ui-dns.com
A2001:8d8:fe:53:0:d9a0:522a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1042.ui-dns.com
A217.160.82.42🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1042.ui-dns.com
NSns1063.ui-dns.org
A2001:8d8:fe:53:0:d9a0:533f:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1063.ui-dns.org
A217.160.83.63🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1063.ui-dns.org
NSns1123.ui-dns.de
A2607:f1c0:fe:53:185:132:32:123🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1123.ui-dns.de
A217.160.80.123🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1123.ui-dns.de
MXd333933.a.ess.de.barracudanetworks.com ⭐
A18.185.115.250🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.251🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.252🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
MXd333933.b.ess.de.barracudanetworks.com(20)
A18.185.115.250🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.251🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.252🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
TXTMS=ms57792078
TXTgoogle-site-verification=fhR9SQiK4_yXT0B0auxxkrHlYopFN8DtUo-NtfRb5ao
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns1083.ui-dns.bizhostmaster@1und1.com 2017-06-01 #56

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=1777014606

Same first word

knuerr.com
knuerr.ch
knuerr.cz

Similar names

kruner.io
kurren.se
kruner.com
runker.club
runker.net
runker.online

DNS History

13 records (8 active, 5 former)

20162017201820192020202120222023202420252026NSns1042.ui-dns.comns1063.ui-dns.orgns1083.ui-dns.bizns1123.ui-dns.dedns1.cscdns.netdns2.cscdns.netMXd333933.a.ess.de.barracudanetworks.comd333933.b.ess.de.barracudanetworks.commx1.emerson.iphmx.commx2.emerson.iphmx.comA2001:8d8:100f:f000::243217.160.0.19287.106.240.248
○NSdns1.cscdns.net2015-08-04 → 2016-10-15 · 3 obs
● 2015-08-04 10:29:54
● 2016-10-15 09:53:56
○ 2026-04-24 07:28:12
○NSdns2.cscdns.net2015-08-04 → 2016-10-15 · 3 obs
● 2015-08-04 10:29:54
● 2016-10-15 09:53:56
○ 2026-04-24 07:28:12
●NSns1042.ui-dns.com2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●NSns1063.ui-dns.org2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●NSns1083.ui-dns.biz2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●NSns1123.ui-dns.de2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●MXd333933.a.ess.de.barracudanetworks.com2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●MXd333933.b.ess.de.barracudanetworks.com2026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
○MXmx1.emerson.iphmx.com2015-08-04 → 2016-10-15 · 3 obs
● 2015-08-04 10:29:54
● 2016-10-15 09:53:56
○ 2026-04-24 07:28:12
○MXmx2.emerson.iphmx.com2015-08-04 → 2016-10-15 · 3 obs
● 2015-08-04 10:29:54
● 2016-10-15 09:53:56
○ 2026-04-24 07:28:12
●A2001:8d8:100f:f000::2432026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
●A217.160.0.1922026-04-24 → 2026-04-24 · 2 obs
○ 2016-10-15 09:53:56
● 2026-04-24 07:28:12
○A87.106.240.2482015-08-04 → 2016-10-15 · 3 obs
● 2015-08-04 10:29:54
● 2016-10-15 09:53:56
○ 2026-04-24 07:28:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...-
knuerr.comns1083.ui-dns.biz, ns1063.ui-dns.org, ns1123.ui-dns.de, ns1042.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.82.42

NS records: ns1083.ui-dns.biz, ns1063.ui-dns.org, ns1123.ui-dns.de, ns1042.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knuerr.com (unsigned zone)

⏱️ Timing

Total: 383ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.192
AAAA12001:8d8:100f:f000::243
NS4ns1042.ui-dns.com, ns1083.ui-dns.biz...
MX2d333933.b.ess.de.barracudanetworks.com (, d333933.a.ess.de.barracudanetworks.com (
TXT3v=spf1 include:spf.protection.outlook.co, google-site-verification=fhR9SQiK4_yXT0B...
SOA1ns1083.ui-dns.biz hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1042.ui-dns.com, ns1042.ui-dns.com)

Analysis

IP Addresses

knuerr.com points to two IPs: 2001:8d8:100f:f000::243 and 217.160.0.192.

Other host names, for instance pethig.de, clinicapraxis.net, katharinawalkling.de, vielfalt-gruendet.de and docservice-online.net share IP numbers with knuerr.com.

Name Servers

knuerr.com is delegated to four name servers: ns1083.ui-dns.biz, ns1042.ui-dns.com, ns1123.ui-dns.de and ns1063.ui-dns.org.

knuerr.com at least partially shares name servers with other domains such as dcerr.com, jimmybrash.com, eagloo.biz, xport24.com and albertus.de.

These name servers are often used together with ns1083.ui-dns.de, ns1083.ui-dns.org, ns1083.ui-dns.com, ns1123.ui-dns.org, ns1042.ui-dns.de, ns1042.ui-dns.org, ns1123.ui-dns.biz, ns1123.ui-dns.com, ns1042.ui-dns.biz and ns1063.ui-dns.de.

Host names with two IP numbers:

ns1083.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5153:100 and 217.160.81.83

ns1042.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:522a:100 and 217.160.82.42

ns1123.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:123 and 217.160.80.123

ns1063.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:533f:100 and 217.160.83.63

Mail Servers

Two mail servers handle knuerr.com: d333933.a.ess.de.barracudanetworks.com and d333933.b.ess.de.barracudanetworks.com.

Host names with three IP numbers

d333933.a.ess.de.barracudanetworks.com points to: 18.185.115.250, 18.185.115.251 and 18.185.115.252

d333933.b.ess.de.barracudanetworks.com points to: 18.185.115.250, 18.185.115.251 and 18.185.115.252

Note that d333933.a.ess.de.barracudanetworks.com and d333933.b.ess.de.barracudanetworks.com both point to the same three IPs: 18.185.115.250, 18.185.115.251 and 18.185.115.252

Names pointing to 18.185.115.250: d333933.a.ess.de.barracudanetworks.com and d333933.b.ess.de.barracudanetworks.com

Names pointing to 18.185.115.251: d333933.a.ess.de.barracudanetworks.com and d333933.b.ess.de.barracudanetworks.com

Names pointing to 18.185.115.252: d333933.a.ess.de.barracudanetworks.com and d333933.b.ess.de.barracudanetworks.com