core-utils.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

core-utils.dev

DNSSEC⚠️ Not signed
A216.198.79.1🇺🇸 Amazon216.198.79.0/24 EC2 Prefix
NSns1071.ui-dns.biz ⭐
A2607:f1c0:fe:53:185:132:33:71🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1071.ui-dns.biz
A185.132.33.71🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1071.ui-dns.biz
NSns1021.ui-dns.com
NSns1036.ui-dns.org
A2607:f1c0:fe:53:185:132:35:36🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1036.ui-dns.org
A185.132.35.36🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1036.ui-dns.org
NSns1066.ui-dns.de
A2607:f1c0:fe:53:185:132:32:66🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1066.ui-dns.de
A185.132.32.66🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1066.ui-dns.de
MXmx00.ionos.es ⭐
A212.227.15.171🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.es ⭐
A212.227.15.188🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
TXTgoogle-site-verification=UY9jNB63hecrUAvVb5aTDPMT2GsXy-SBr5PbJ1-2RoY
TXTbrevo-code:40dd9dcd85858b97a442ec407355ec07
TXTopenai-domain-verification=dv-uwEuY6lqQPQR6Cn5lY1SJdAb
SOAns1071.ui-dns.bizhostmaster@1und1.com 2017-06-01 #20

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

core-utils.app
core-utils.dev

Similar names

tour-celis.pages.dev
lotus-rice.com
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Previous names

cordx.dev
cordy.dev
cordycep.dev
core-apps.dev
core-architect.dev
core-backbone.dev
core-coding.dev
core-compass.dev
core-connect.dev
core-engine.dev
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core-lab.dev
core-loop.dev
core-net.dev
core-platform.dev
core-protocol-studios.dev
core-tech.dev
core-ui.dev
core-us.dev
core.dev

Next names

core-value.dev
core-x.dev
core0.dev
core10lab.dev
core16.dev
core2.dev
core22.dev
core3.dev
core3d.dev
core42.dev
core49.dev
core5.dev
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DNS History

7 records (7 active, 0 former)

NSns1021.ui-dns.comns1036.ui-dns.orgns1066.ui-dns.dens1071.ui-dns.bizMXmx00.ionos.esmx01.ionos.esA216.198.79.1
●NSns1021.ui-dns.com2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●NSns1036.ui-dns.org2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●NSns1066.ui-dns.de2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●NSns1071.ui-dns.biz2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●MXmx00.ionos.es2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●MXmx01.ionos.es2026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34
●A216.198.79.12026-09-01 → 2026-09-06 · 2 obs
● 2026-09-01 16:21:52
● 2026-09-06 00:24:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
core-utils.devns1066.ui-dns.de, ns1021.ui-dns.com, ns1071.ui-dns.biz, ns1036.ui-dns.org-

✅ Authoritative Response

Server:185.132.33.71

NS records: ns1066.ui-dns.de, ns1021.ui-dns.com, ns1071.ui-dns.biz, ns1036.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-utils.dev (unsigned zone)

⏱️ Timing

Total: 843ms | Queries: -

📄 Records

TypeCountSample Data
A1216.198.79.1
NS4ns1021.ui-dns.com, ns1071.ui-dns.biz...
MX2mx00.ionos.es (pri: 10), mx01.ionos.es (pri: 10)
TXT4google-site-verification=UY9jNB63hecrUAv, brevo-code:40dd9dcd85858b97a442ec407355e...
SOA1ns1071.ui-dns.biz hostmaster.1und1.com

Analysis

IP Addresses

core-utils.dev points to a single IP number: 216.198.79.1.

Additional host names — sarkanytea.hu, uruks.app, nosedeus.online and two others — share IP numbers with core-utils.dev.

Name Servers

core-utils.dev has four authoritative name servers: ns1071.ui-dns.biz, ns1021.ui-dns.com, ns1066.ui-dns.de and ns1036.ui-dns.org.

core-utils.dev has at least partial name server overlap with other domains, such as sproutlivefood.com, niklas-eschbaumer.de, zetteragencies.com and two others.

ns1036.ui-dns.de, ns1036.ui-dns.biz and ns1036.ui-dns.com — plus 7 other name servers — are commonly paired with these name servers.

The hostnames ns1071.ui-dns.biz, ns1066.ui-dns.de and ns1036.ui-dns.org each direct to two IP addresses — ns1071.ui-dns.biz to 185.132.33.71 and 2607:f1c0:fe:53:185:132:33:71, ns1066.ui-dns.de to 185.132.32.66 and 2607:f1c0:fe:53:185:132:32:66, and ns1036.ui-dns.org to 185.132.35.36 and 2607:f1c0:fe:53:185:132:35:36.

Mail Servers

core-utils.dev has two mail servers: mx00.ionos.es and mx01.ionos.es.

core-utils.dev shares the same mail server setup as other domains, including libertis-ondemand.es, aerotermiasalamanca.es, aynaka.com and two others.

mx00.ionos.es directs to 212.227.15.171 and mx01.ionos.es directs to 212.227.15.188; each host name points to exactly one IP number.