cb-learn.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

cb-learn.com

DNSSEC⚠️ Not signed
A2607:f1c0:100f:f000::27a🇺🇸 IONOS-AS2607:f1c0::/32 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTR2607-f1c0-100f-f000-0000-0000-0000-027a.elastic-ssl.ui-r.com
A74.208.236.81🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
NSns1049.ui-dns.com ⭐
A2607:f1c0:fe:53:185:132:34:49🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1049.ui-dns.com
A185.132.34.49🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1049.ui-dns.com
NSns1049.ui-dns.biz
A2607:f1c0:fe:53:185:132:33:49🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1049.ui-dns.biz
A185.132.33.49🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1049.ui-dns.biz
NSns1049.ui-dns.de
A2607:f1c0:fe:53:185:132:32:49🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1049.ui-dns.de
A185.132.32.49🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1049.ui-dns.de
NSns1049.ui-dns.org
A2607:f1c0:fe:53:185:132:35:49🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1049.ui-dns.org
A185.132.35.49🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1049.ui-dns.org
MXmx00.ionos.com ⭐
A74.208.114.65🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.114.66🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf.google.com include:_spf.perfora.net include:_spf-us.ionos...
SOAns1049.ui-dns.comhostmaster@1and1.com 2017-06-11 #5

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=1786994424

Same first word

cb-learn.com

Similar names

lca-bern.ch
br-clean.ch
rb-clean.com

Previous names

cb-krebsstiftung.com
cb-ksa.com
cb-kss.com
cb-kt.com
cb-kundenportal.com
cb-kurashi.com
cb-l.com
cb-la.com
cb-label.com
cb-land.com
cb-law.com
cb-lawfirm.com
cb-lawsc.com
cb-lawyer.com
cb-lawyers.com
cb-ld.com
cb-le.com
cb-leadership.com

Next names

cb-learning.com
cb-leasing.com
cb-led.com
cb-lee.com
cb-legal.com
cb-lens.com
cb-leqiu.com
cb-lesley.com
cb-lex.com
cb-life.com
cb-lightings.com
cb-limited.com
cb-line.com
cb-link.com
cb-link1.com
cb-link13.com
cb-link14.com
cb-link18.com
cb-link19.com

DNS History

14 records (8 active, 6 former)

20162017201820192020202120222023202420252026NSns1049.ui-dns.bizns1049.ui-dns.comns1049.ui-dns.dens1049.ui-dns.orgns51.1and1.comns52.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA2607:f1c0:100f:f000::27a74.208.236.81216.250.126.1002607:f1c0:1000:c0b1:3a84:8343:9377:9807
●NSns1049.ui-dns.biz2019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06
●NSns1049.ui-dns.com2019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06
●NSns1049.ui-dns.de2019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06
●NSns1049.ui-dns.org2019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06
○NSns51.1and1.com2015-08-05 → 2017-03-19 · 4 obs
● 2015-08-05 06:05:56
● 2017-03-19 16:59:14
○ 2019-03-22 15:03:30
○ 2026-08-17 19:30:06
○NSns52.1and1.com2015-08-05 → 2017-03-19 · 4 obs
● 2015-08-05 06:05:56
● 2017-03-19 16:59:14
○ 2019-03-22 15:03:30
○ 2026-08-17 19:30:06
○MXmx00.1and1.com2015-08-05 → 2019-03-22 · 4 obs
● 2015-08-05 06:05:56
● 2019-03-22 15:03:30
○ 2026-08-17 18:40:00
○ 2026-08-17 19:30:06
●MXmx00.ionos.com2026-08-17 → 2026-08-17 · 3 obs
○ 2019-03-22 15:03:30
● 2026-08-17 18:40:00
● 2026-08-17 19:30:06
○MXmx01.1and1.com2015-08-05 → 2019-03-22 · 4 obs
● 2015-08-05 06:05:56
● 2019-03-22 15:03:30
○ 2026-08-17 18:40:00
○ 2026-08-17 19:30:06
●MXmx01.ionos.com2026-08-17 → 2026-08-17 · 3 obs
○ 2019-03-22 15:03:30
● 2026-08-17 18:40:00
● 2026-08-17 19:30:06
○A216.250.126.1002015-08-05 → 2017-03-19 · 4 obs
● 2015-08-05 06:05:56
● 2017-03-19 16:59:14
○ 2019-03-22 15:03:30
○ 2026-08-17 19:30:06
○A2607:f1c0:1000:c0b1:3a84:8343:9377:98072015-08-05 → 2017-03-19 · 4 obs
● 2015-08-05 06:05:56
● 2017-03-19 16:59:14
○ 2019-03-22 15:03:30
○ 2026-08-17 19:30:06
●A2607:f1c0:100f:f000::27a2019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06
●A74.208.236.812019-03-22 → 2026-08-17 · 3 obs
○ 2017-03-19 16:59:14
● 2019-03-22 15:03:30
● 2026-08-17 19:30:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cb-learn.comns1049.ui-dns.de, ns1049.ui-dns.biz, ns1049.ui-dns.org, ns1049.ui-dns.com2 records

✅ Authoritative Response

Server:185.132.33.49

NS records: ns1049.ui-dns.de, ns1049.ui-dns.biz, ns1049.ui-dns.org, ns1049.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cb-learn.com (unsigned zone)

⏱️ Timing

Total: 482ms | Queries: -

📄 Records

TypeCountSample Data
A174.208.236.81
AAAA12607:f1c0:100f:f000::27a
NS4ns1049.ui-dns.biz, ns1049.ui-dns.com...
MX2mx01.ionos.com (pri: 10), mx00.ionos.com (pri: 10)
TXT1v=spf1 include:_spf.google.com include:_
SOA1ns1049.ui-dns.com hostmaster.1and1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1049.ui-dns.com, ns1049.ui-dns.com)

Analysis

IP Addresses

cb-learn.com resolves to the IP addresses 74.208.236.81 and 2607:f1c0:100f:f000::27a

Two other host names, along with liquidroadtrip.com, warcon.com and centro2s.com, also share IP numbers with cb-learn.com.

Name Servers

The NS records for cb-learn.com point to four name servers: ns1049.ui-dns.biz, ns1049.ui-dns.com, ns1049.ui-dns.de and ns1049.ui-dns.org.

cb-learn.com shares at least some of its name servers with other domains, including mash-marketing.co.uk, autoktone.biz, vtmhca.org and two others.

The name servers ns1102.ui-dns.org, ns1072.ui-dns.org, ns1060.ui-dns.org and two others are commonly seen in use alongside these name servers.

The host names ns1049.ui-dns.biz, ns1049.ui-dns.com, ns1049.ui-dns.de and ns1049.ui-dns.org each resolve to two IP addresses: ns1049.ui-dns.biz resolves to 185.132.33.49 and 2607:f1c0:fe:53:185:132:33:49; ns1049.ui-dns.com resolves to 185.132.34.49 and 2607:f1c0:fe:53:185:132:34:49; ns1049.ui-dns.de resolves to 185.132.32.49 and 2607:f1c0:fe:53:185:132:32:49; ns1049.ui-dns.org resolves to 185.132.35.49 and 2607:f1c0:fe:53:185:132:35:49.

Mail Servers

cb-learn.com is served by two mail servers, mx00.ionos.com and mx01.ionos.com.

Among the domains sharing a mail server setup with cb-learn.com are peekmoney.com, solutionsrealty.com, texaspizza.org and two others.

cb-learn.com shares at least some of its mail servers with other domains, such as gotobizz.com.

mx00.ionos.com and mx01.ionos.com each resolve to one IP number: mx00.ionos.com points to 74.208.114.65 and mx01.ionos.com points to 74.208.114.66.