learning21.com - robtex.com

learning21.com

DNSSEC⚠️ Not signed
NSudns1.cscdns.net ⭐ 🔒
A2001:502:f3ff::201🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRedns1.ultradns.com
PTRudns1.cscdns.net
PTRudns1.cscdns.uk
PTRns1.webipdns.com.au
A204.74.66.1🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar
PTRns1.alba.bank
PTRedns1.ultradns.com
PTRudns1.cscdns.net
PTRudns1.cscdns.uk
PTRns1.webipdns.com.au
NSudns2.cscdns.uk
A2001:502:4612::201🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRudns2.cscdns.net
PTRedns1.ultradns.org
PTRudns2.cscdns.uk
PTRns2.webipdns.com.au
A204.74.111.1🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar
PTRns2.alba.bank
PTRudns2.cscdns.net
PTRedns1.ultradns.org
PTRudns2.cscdns.uk
PTRns2.webipdns.com.au
MXmail.learning21.com ⭐
A194.74.11.34🇬🇧 BT-UK-AS194.72.0.0/14 BTnet
SOAudns1.cscdns.netpremiumdns@support.neustar 2018-07-31 #12

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=1771291435
WOT: UNKNOWN (60/100)

Subdomains

mail.learning21.com

Same first word

learning21.com

DNS History

9 records (3 active, 6 former)

200920112013201520172019202120232025NSudns1.cscdns.netudns2.cscdns.ukns1.netnames.netns2.netnames.netns5.netnames.netns6.netnames.netMXmail.learning21.comA185.26.230.129193.132.105.101
○NSns1.netnames.net2015-06-16 → 2017-04-19 · 4 obs
○ 2008-03-20 14:22:02
● 2015-06-16 15:02:34
● 2017-04-19 07:06:42
○ 2026-03-23 13:50:18
○NSns2.netnames.net2015-06-16 → 2017-04-19 · 4 obs
○ 2008-03-20 14:22:02
● 2015-06-16 15:02:34
● 2017-04-19 07:06:42
○ 2026-03-23 13:50:18
○NSns5.netnames.net2015-06-16 → 2017-04-19 · 4 obs
○ 2008-03-20 14:22:02
● 2015-06-16 15:02:34
● 2017-04-19 07:06:42
○ 2026-03-23 13:50:18
○NSns6.netnames.net2015-06-16 → 2017-04-19 · 4 obs
○ 2008-03-20 14:22:02
● 2015-06-16 15:02:34
● 2017-04-19 07:06:42
○ 2026-03-23 13:50:18
●NSudns1.cscdns.net2026-03-23 → 2026-03-23 · 2 obs
○ 2017-04-19 07:06:42
● 2026-03-23 13:50:18
●NSudns2.cscdns.uk2026-03-23 → 2026-03-23 · 2 obs
○ 2017-04-19 07:06:42
● 2026-03-23 13:50:18
●MXmail.learning21.com2008-03-20 → 2026-03-23 · 2 obs
● 2008-03-20 14:22:02
● 2026-03-23 13:50:18
○A185.26.230.1292015-06-16 → 2017-04-19 · 4 obs
○ 2008-03-20 14:22:02
● 2015-06-16 15:02:34
● 2017-04-19 07:06:42
○ 2026-03-23 13:50:18
○A193.132.105.1012008-03-20 → 2008-03-20 · 3 obs
● 2008-03-20 14:22:02
○ 2015-06-16 15:02:34
○ 2026-03-23 13:50:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
learning21.comudns1.cscdns.net, udns2.cscdns.uk-

✅ Authoritative Response

Server:204.74.66.1

NS records: udns1.cscdns.net, udns2.cscdns.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learning21.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

TypeCountSample Data
NS2udns1.cscdns.net, udns2.cscdns.uk
MX1mail.learning21.com (pri: 10)
SOA1udns1.cscdns.net premiumdns.support.neus

Analysis

Hierarchy

mail.learning21.com is a child of learning21.com.

Name Servers

learning21.com's delegation uses two name servers: udns1.cscdns.net and udns2.cscdns.uk.

learning21.com uses the same name server setup as other domains, such as aws-ch.com, koeleaggregater.dk, avivarisk.com, tasbuildpro.com.au and legostarwarsdroid.com.

learning21.com shares name servers with other domains at least partially, for example husqvarna-electrolux.se, frigidaire.uk and 3.uk.

Host names with two IPs:

udns1.cscdns.net points to 2001:502:f3ff::201 and 204.74.66.1

udns2.cscdns.uk points to 2001:502:4612::201 and 204.74.111.1

Mail Servers

A single mail server handles learning21.com, mail.learning21.com.

Host name mail.learning21.com resolves to a single IP: 194.74.11.34.