cpu4u.co - robtex.com

cpu4u.co

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.23🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1106.ui-dns.org ⭐
A2001:8d8:fe:53:0:d9a0:536a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1106.ui-dns.org
A217.160.83.106🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1106.ui-dns.org
NSns1106.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:516a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1106.ui-dns.biz
A217.160.81.106🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1106.ui-dns.biz
NSns1106.ui-dns.com
A2001:8d8:fe:53:0:d9a0:526a:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1106.ui-dns.com
A217.160.82.106🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1106.ui-dns.com
NSns1106.ui-dns.de
A2607:f1c0:fe:53:185:132:32:106🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1106.ui-dns.de
A185.132.32.106🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1106.ui-dns.de
A217.160.80.106🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1106.ui-dns.de
MXmx00.ionos.com ⭐
A74.208.5.3🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.5.21🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf-us.ionos.com ~all
SOAns1106.ui-dns.orghostmaster@1and1.com 2016-07-26 #5

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759615358

Same first word

cpu4u.com
cpu4u.co
cpu4u.net

DNS History

14 records (8 active, 6 former)

20162017201820192020202120222023202420252026NSns1106.ui-dns.bizns1106.ui-dns.comns1106.ui-dns.dens1106.ui-dns.orgns51.1and1.comns52.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA2001:8d8:100f:f000::200217.160.0.23216.250.121.10774.208.42.71
●NSns1106.ui-dns.biz2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
●NSns1106.ui-dns.com2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
●NSns1106.ui-dns.de2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
●NSns1106.ui-dns.org2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
○NSns51.1and1.com2015-07-06 → 2017-03-16 · 4 obs
● 2015-07-06 10:32:20
● 2017-03-16 12:33:42
○ 2026-02-20 02:18:40
○ 2026-03-23 14:59:12
○NSns52.1and1.com2015-07-06 → 2017-03-16 · 4 obs
● 2015-07-06 10:32:20
● 2017-03-16 12:33:42
○ 2026-02-20 02:18:40
○ 2026-03-23 14:59:12
○MXmx00.1and1.com2015-07-06 → 2017-03-16 · 4 obs
● 2015-07-06 10:32:20
● 2017-03-16 12:33:42
○ 2026-02-20 02:18:40
○ 2026-03-23 14:59:12
●MXmx00.ionos.com2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
○MXmx01.1and1.com2015-07-06 → 2017-03-16 · 4 obs
● 2015-07-06 10:32:20
● 2017-03-16 12:33:42
○ 2026-02-20 02:18:40
○ 2026-03-23 14:59:12
●MXmx01.ionos.com2026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
●A2001:8d8:100f:f000::2002026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
○A216.250.121.1072017-03-16 → 2017-03-16 · 4 obs
○ 2016-04-05 06:59:54
● 2017-03-16 12:33:42
○ 2026-02-20 02:18:40
○ 2026-03-23 14:59:12
●A217.160.0.232026-02-20 → 2026-03-23 · 3 obs
○ 2017-03-16 12:33:42
● 2026-02-20 02:18:40
● 2026-03-23 14:59:12
○A74.208.42.712015-07-06 → 2016-04-05 · 4 obs
● 2015-07-06 10:32:20
● 2016-04-05 06:59:54
○ 2017-03-16 12:33:42
○ 2026-03-23 14:59:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cob.registrydns.co, d.registrydns.co, a.registrydns.co, c.registrydns.co-
cpu4u.cons1106.ui-dns.de, ns1106.ui-dns.biz, ns1106.ui-dns.com, ns1106.ui-dns.org-

✅ Authoritative Response

Server:217.160.80.106

NS records: ns1106.ui-dns.de, ns1106.ui-dns.biz, ns1106.ui-dns.com, ns1106.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpu4u.co (unsigned zone)

⏱️ Timing

Total: 828ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.23
AAAA12001:8d8:100f:f000::200
NS4ns1106.ui-dns.org, ns1106.ui-dns.biz...
MX2mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)
TXT1v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1106.ui-dns.org hostmaster.1and1.com

Analysis

IP Addresses

cpu4u.co points to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.23.

Other host names, for instance hpmg.de, pressenhydraulisch.de, www.yoonsim.de, kyani-thueringen.de and waterpro.de share IP numbers with cpu4u.co.

Name Servers

cpu4u.co is delegated to four name servers: ns1106.ui-dns.biz, ns1106.ui-dns.com, ns1106.ui-dns.de and ns1106.ui-dns.org.

cpu4u.co at least partially shares name servers with other domains, for instance locksmithblainemn.com, antriebselement.de, kanzlei-rupp.com, gentdeteia.es and logistikredaktion.de.

These name servers are commonly used with ns1049.ui-dns.com, ns1039.ui-dns.de, ns1031.ui-dns.de, ns1073.ui-dns.org, ns1045.ui-dns.biz, ns1060.ui-dns.org and ns1087.ui-dns.de.

Host names with three IP numbers:

ns1106.ui-dns.de points to: 2607:f1c0:fe:53:185:132:32:106, 185.132.32.106 and 217.160.80.106.

Host names with two IP numbers:

ns1106.ui-dns.biz points to: 2001:8d8:fe:53:0:d9a0:516a:100 and 217.160.81.106.

ns1106.ui-dns.com points to: 2001:8d8:fe:53:0:d9a0:526a:100 and 217.160.82.106.

ns1106.ui-dns.org points to: 2001:8d8:fe:53:0:d9a0:536a:100 and 217.160.83.106.

Mail Servers

cpu4u.co is handled by two mail servers: mx00.ionos.com and mx01.ionos.com.

cpu4u.co uses the same mail server configuration as other domains, such as toiletseatcover.com, redsticktech.com, mooseknuckleindustries.com, medper.com and pamelafrederick.com.

cpu4u.co shares mail servers with other domains, at least partially, for instance solidwolves.com and tranarchy.org.

Host names with one IP number: mx00.ionos.com points to 74.208.5.3; mx01.ionos.com points to 74.208.5.21.