instructortraining.com - dns.ninja

instructortraining.com

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
A217.160.0.249🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1084.ui-dns.de ⭐
A2607:f1c0:fe:53:185:132:32:84🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1084.ui-dns.de
A217.160.80.84🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
NSns1023.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5117:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1023.ui-dns.biz
A217.160.81.23🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1023.ui-dns.biz
NSns1049.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5331:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1049.ui-dns.org
A217.160.83.49🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1049.ui-dns.org
NSns1088.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5258:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1088.ui-dns.com
A217.160.82.88🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1088.ui-dns.com
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
SOAns1084.ui-dns.dehostmaster@1und1.com 2017-06-01 #22

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=1783451201
WOT: SAFE (60/100)

Same first word

instructortraining.com
instructortraining.co.uk

DNS History

16 records (8 active, 8 former)

20162017201820192020202120222023202420252026NSns1023.ui-dns.bizns1049.ui-dns.orgns1084.ui-dns.dens1088.ui-dns.comns.instructortraining.comns.ldcwebhost5.co.ukns1.instructortraining.comns186.ldcwebhost12.co.ukns2.instructortraining.comMXmx00.ionos.co.ukmx01.ionos.co.ukmail.instructortraining.comA2001:8d8:100f:f000::200217.160.0.249212.42.18.115212.42.18.186
○NSns.instructortraining.com2015-07-22 → 2016-07-06 · 4 obs
● 2015-07-22 02:00:36
● 2016-07-06 06:32:12
○ 2017-02-11 02:09:52
○ 2026-07-07 19:08:26
○NSns.ldcwebhost5.co.uk2018-07-13 → 2018-07-13 · 4 obs
○ 2017-02-11 02:09:52
● 2018-07-13 05:20:10
○ 2026-03-22 06:11:32
○ 2026-07-07 19:08:26
○NSns1.instructortraining.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-07-06 06:32:12
● 2017-02-11 02:09:52
○ 2018-07-13 05:20:10
○ 2026-07-07 19:08:26
●NSns1023.ui-dns.biz2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
●NSns1049.ui-dns.org2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
●NSns1084.ui-dns.de2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
●NSns1088.ui-dns.com2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
○NSns186.ldcwebhost12.co.uk2018-07-13 → 2018-07-13 · 4 obs
○ 2017-02-11 02:09:52
● 2018-07-13 05:20:10
○ 2026-03-22 06:11:32
○ 2026-07-07 19:08:26
○NSns2.instructortraining.com2017-02-11 → 2017-02-11 · 4 obs
○ 2016-07-06 06:32:12
● 2017-02-11 02:09:52
○ 2018-07-13 05:20:10
○ 2026-07-07 19:08:26
○MXmail.instructortraining.com2015-07-22 → 2018-07-13 · 4 obs
● 2015-07-22 02:00:36
● 2018-07-13 05:20:10
○ 2026-03-22 06:11:32
○ 2026-07-07 19:08:26
●MXmx00.ionos.co.uk2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
●MXmx01.ionos.co.uk2026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
●A2001:8d8:100f:f000::2002026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26
○A212.42.18.1152015-07-22 → 2016-07-06 · 4 obs
● 2015-07-22 02:00:36
● 2016-07-06 06:32:12
○ 2017-02-11 02:09:52
○ 2026-07-07 19:08:26
○A212.42.18.1862017-02-11 → 2018-07-13 · 5 obs
○ 2016-07-06 06:32:12
● 2017-02-11 02:09:52
● 2018-07-13 05:20:10
○ 2026-03-22 06:11:32
○ 2026-07-07 19:08:26
●A217.160.0.2492026-03-22 → 2026-07-07 · 3 obs
○ 2018-07-13 05:20:10
● 2026-03-22 06:11:32
● 2026-07-07 19:08:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...-
instructortraining.comns1023.ui-dns.biz, ns1049.ui-dns.org, ns1084.ui-dns.de, ns1088.ui-dns.com2 records

✅ Authoritative Response

Server:217.160.81.23

NS records: ns1023.ui-dns.biz, ns1049.ui-dns.org, ns1084.ui-dns.de, ns1088.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructortraining.com (unsigned zone)

⏱️ Timing

Total: 454ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.249
AAAA12001:8d8:100f:f000::200
NS4ns1049.ui-dns.org, ns1023.ui-dns.biz...
MX2mx01.ionos.co.uk (pri: 10), mx00.ionos.co.uk (pri: 10)
SOA1ns1084.ui-dns.de hostmaster.1und1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1088.ui-dns.com, ns1088.ui-dns.com)

Analysis

IP Addresses

instructortraining.com has two IP addresses: 217.160.0.249 and 2001:8d8:100f:f000::200

Two other host names, along with elcarpio.com, garten.gmbh and traccenelmondo.it, also share IP numbers with instructortraining.com.

Name Servers

The NS records for instructortraining.com point to four name servers: ns1023.ui-dns.biz, ns1088.ui-dns.com, ns1084.ui-dns.de and ns1049.ui-dns.org.

There is at least partial name server overlap between instructortraining.com and other domains — pierogi4you.com, e-im.com, ebersdorf.info and two more among them.

These name servers regularly appear alongside ns1023.ui-dns.de, ns1023.ui-dns.com, ns1023.ui-dns.org and 7 other name servers in NS record sets.

All four hostnames — ns1023.ui-dns.biz, ns1088.ui-dns.com, ns1084.ui-dns.de and ns1049.ui-dns.org — resolve to two IP numbers apiece: ns1023.ui-dns.biz to 217.160.81.23 and 2001:8d8:fe:53:0:d9a0:5117:100; ns1088.ui-dns.com to 217.160.82.88 and 2001:8d8:fe:53:0:d9a0:5258:100; ns1084.ui-dns.de to 217.160.80.84 and 2607:f1c0:fe:53:185:132:32:84; ns1049.ui-dns.org to 217.160.83.49 and 2001:8d8:fe:53:0:d9a0:5331:100.

Mail Servers

instructortraining.com is served by two mail servers, mx00.ionos.co.uk and mx01.ionos.co.uk.

Among the domains sharing a mail server setup with instructortraining.com are ekum.co.uk, are-we.co.uk, jbsom.com and two others.

mx00.ionos.co.uk → 212.227.15.41 and mx01.ionos.co.uk → 217.72.192.67: one IP number per host name.