learncomputing.org - robtex.com

learncomputing.org

DNSSEC⚠️ Not signed
A217.154.38.191🇬🇧 IONOS-AS217.154.38.0/24 IONOS SE
PTRip217.154.38-191.pbiaas.com
NSns1050.ui-dns.biz ⭐
A2001:8d8:fe:53:0:d9a0:5132:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1050.ui-dns.biz
A217.160.81.50🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1050.ui-dns.biz
NSns1020.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5214:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1020.ui-dns.com
A217.160.82.20🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1020.ui-dns.com
NSns1041.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5329:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1041.ui-dns.org
A217.160.83.41🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1041.ui-dns.org
NSns1062.ui-dns.de
A2607:f1c0:fe:53:185:132:32:62🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1062.ui-dns.de
A217.160.80.62🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1062.ui-dns.de
MXmx00.ionos.co.uk ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.co.uk ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
TXTgoogle-site-verification=yaSr_hQAEkLWWm3pbs3IS6CtVWZdzjPgWpwlsvfbq0U
TXTgoogle-site-verification=LdYMt5rqIEaRaz4GZv8ow6MeHCARrWx5bLCFbTMYzfI
SOAns1050.ui-dns.bizhostmaster@1and1.com 2017-04-26 #22

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1783349262

Subdomains

www.learncomputing.org

Same first word

learncomputing.co.uk
learncomputing.org

DNS History

16 records (7 active, 9 former)

20162017201820192020202120222023202420252026NSns1020.ui-dns.comns1041.ui-dns.orgns1050.ui-dns.bizns1062.ui-dns.dens.123-reg.co.ukns2.123-reg.co.ukMXmx00.ionos.co.ukmx01.ionos.co.ukmx0.123-reg.co.ukmx00.1and1.co.ukmx01.1and1.co.ukmx1.123-reg.co.ukA217.154.38.19146.32.240.3777.68.80.21294.136.40.37
○NSns.123-reg.co.uk2015-05-08 → 2017-03-25 · 4 obs
● 2015-05-08 11:53:40
● 2017-03-25 12:07:42
○ 2019-02-21 13:37:34
○ 2026-07-06 14:53:24
●NSns1020.ui-dns.com2019-02-21 → 2026-07-06 · 3 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
● 2026-07-06 14:53:24
●NSns1041.ui-dns.org2019-02-21 → 2026-07-06 · 3 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
● 2026-07-06 14:53:24
●NSns1050.ui-dns.biz2019-02-21 → 2026-07-06 · 3 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
● 2026-07-06 14:53:24
●NSns1062.ui-dns.de2019-02-21 → 2026-07-06 · 3 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
● 2026-07-06 14:53:24
○NSns2.123-reg.co.uk2015-05-08 → 2017-03-25 · 4 obs
● 2015-05-08 11:53:40
● 2017-03-25 12:07:42
○ 2019-02-21 13:37:34
○ 2026-07-06 14:53:24
○MXmx0.123-reg.co.uk2015-05-08 → 2017-03-25 · 4 obs
● 2015-05-08 11:53:40
● 2017-03-25 12:07:42
○ 2019-02-21 13:37:34
○ 2026-07-06 14:53:24
○MXmx00.1and1.co.uk2019-02-21 → 2019-02-21 · 4 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
○ 2026-04-11 09:28:50
○ 2026-07-06 14:53:24
●MXmx00.ionos.co.uk2026-04-11 → 2026-07-06 · 3 obs
○ 2019-02-21 13:37:34
● 2026-04-11 09:28:50
● 2026-07-06 14:53:24
○MXmx01.1and1.co.uk2019-02-21 → 2019-02-21 · 4 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
○ 2026-04-11 09:28:50
○ 2026-07-06 14:53:24
●MXmx01.ionos.co.uk2026-04-11 → 2026-07-06 · 3 obs
○ 2019-02-21 13:37:34
● 2026-04-11 09:28:50
● 2026-07-06 14:53:24
○MXmx1.123-reg.co.uk2015-05-08 → 2017-03-25 · 4 obs
● 2015-05-08 11:53:40
● 2017-03-25 12:07:42
○ 2019-02-21 13:37:34
○ 2026-07-06 14:53:24
●A217.154.38.1912026-04-11 → 2026-07-06 · 3 obs
○ 2019-02-21 13:37:34
● 2026-04-11 09:28:50
● 2026-07-06 14:53:24
○A46.32.240.372015-10-11 → 2017-03-25 · 5 obs
○ 2015-05-08 11:53:40
● 2015-10-11 06:18:12
● 2017-03-25 12:07:42
○ 2019-02-21 13:37:34
○ 2026-07-06 14:53:24
○A77.68.80.2122019-02-21 → 2019-02-21 · 4 obs
○ 2017-03-25 12:07:42
● 2019-02-21 13:37:34
○ 2026-04-11 09:28:50
○ 2026-07-06 14:53:24
○A94.136.40.372015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 11:53:40
○ 2015-10-11 06:18:12
○ 2026-07-06 14:53:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
learncomputing.orgns1062.ui-dns.de, ns1020.ui-dns.com, ns1041.ui-dns.org, ns1050.ui-dns.biz2 records

✅ Authoritative Response

Server:217.160.83.41

NS records: ns1062.ui-dns.de, ns1020.ui-dns.com, ns1041.ui-dns.org, ns1050.ui-dns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learncomputing.org (unsigned zone)

⏱️ Timing

Total: 1349ms | Queries: -

📄 Records

TypeCountSample Data
A1217.154.38.191
NS4ns1050.ui-dns.biz, ns1062.ui-dns.de...
MX2mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)
TXT3google-site-verification=LdYMt5rqIEaRaz4, google-site-verification=yaSr_hQAEkLWWm3...
SOA1ns1050.ui-dns.biz hostmaster.1and1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1041.ui-dns.org, ns1041.ui-dns.org)

Analysis

Hierarchy

learncomputing.org serves as the parent of www.learncomputing.org.

IP Addresses

learncomputing.org has exactly one IP address — 217.154.38.191.

Additional host names — including www.learncomputing.org and ip217.154.38-191.pbiaas.com — share IP numbers with learncomputing.org.

Name Servers

Four name servers handle the delegation for learncomputing.org: ns1050.ui-dns.biz, ns1020.ui-dns.com, ns1062.ui-dns.de and ns1041.ui-dns.org.

learncomputing.org has at least partial name server overlap with other domains, such as source4online.com, astikos.de, pswb.de and two others.

ns1020.ui-dns.de, ns1041.ui-dns.biz and ns1041.ui-dns.com — plus 7 other name servers — are commonly paired with these name servers.

ns1050.ui-dns.biz, ns1020.ui-dns.com, ns1062.ui-dns.de and ns1041.ui-dns.org all point to exactly two IP numbers each: ns1050.ui-dns.biz → 217.160.81.50 and 2001:8d8:fe:53:0:d9a0:5132:100; ns1020.ui-dns.com → 217.160.82.20 and 2001:8d8:fe:53:0:d9a0:5214:100; ns1062.ui-dns.de → 217.160.80.62 and 2607:f1c0:fe:53:185:132:32:62; ns1041.ui-dns.org → 217.160.83.41 and 2001:8d8:fe:53:0:d9a0:5329:100.

Mail Servers

learncomputing.org uses two mail servers, mx00.ionos.co.uk and mx01.ionos.co.uk.

The mail server setup of learncomputing.org matches that of other domains such as kandydevelopments.com, canalboatbuilders.co.uk, wheelhostit.com and two others.

mx00.ionos.co.uk directs to 212.227.15.41 and mx01.ionos.co.uk directs to 217.72.192.67; each host name points to exactly one IP number.