learningtech.us - dns.ninja

learningtech.us

DNSSEC🔒 Signed (DS record present)
A2606:4700:3031::ac43:b78e🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:4871🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.72.113Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.142🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarnold.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b45🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A2803:f800:50::6ca2:c145🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRarnold.ns.cloudflare.com
A2a06:98c1:50::ac40:2145🇺🇸 Cloudflare2a06:98c1:50::/45
PTRarnold.ns.cloudflare.com
A108.162.193.69🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A172.64.33.69🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
A173.245.59.69🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRarnold.ns.cloudflare.com
NSnicole.ns.cloudflare.com
A2606:4700:50::adf5:3ad3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicole.ns.cloudflare.com
A2803:f800:50::6ca2:c0d3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnicole.ns.cloudflare.com
A2a06:98c1:50::ac40:20d3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnicole.ns.cloudflare.com
A108.162.192.211🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicole.ns.cloudflare.com
A172.64.32.211🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicole.ns.cloudflare.com
A173.245.58.211🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicole.ns.cloudflare.com
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.72.113, 172.67.183.142
IPv6 hints2606:4700:3031::ac43:b78e, 2606:4700:3032::6815:4871
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOAarnold.ns.cloudflare.comdns@cloudflare.com serial=2407912328

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1782903552

Subdomains

barracuda.learningtech.us
mx.learningtech.us

Same first word

learningtech.click
learningtech.com.au
learningtech.co.uk
learningtech.org
learningtech.us
learningtech.com
learningtech.biz
learningtech.ca
learningtech.com.tw
learningtech.net

Similar names

techlearning.com
theanglerinc.com
italgrenchen.ch
channeltiger.com
techlearning.co.in
techlearning.net

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSarnold.ns.cloudflare.comnicole.ns.cloudflare.comns27.domaincontrol.comns28.domaincontrol.comMXaspmx.l.google.combarracuda.learningtech.orgA104.21.72.113172.67.183.1422606:4700:3031::ac43:b78e2606:4700:3032::6815:48712606:4700:3031::6815:48712606:4700:3033::ac43:b78e67.205.24.91
●NSarnold.ns.cloudflare.com2026-02-16 → 2026-07-01 · 3 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-07-01 11:31:50
●NSnicole.ns.cloudflare.com2026-02-16 → 2026-07-01 · 3 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-07-01 11:31:50
○NSns27.domaincontrol.com2015-06-26 → 2019-02-01 · 4 obs
● 2015-06-26 01:27:36
● 2019-02-01 23:49:22
○ 2026-02-16 09:24:18
○ 2026-07-01 11:31:50
○NSns28.domaincontrol.com2015-06-26 → 2019-02-01 · 4 obs
● 2015-06-26 01:27:36
● 2019-02-01 23:49:22
○ 2026-02-16 09:24:18
○ 2026-07-01 11:31:50
○MXaspmx.l.google.com2015-06-26 → 2026-02-16 · 4 obs
● 2015-06-26 01:27:36
● 2026-02-16 09:24:18
○ 2026-03-15 13:45:06
○ 2026-07-01 11:31:50
○MXbarracuda.learningtech.org2015-06-26 → 2026-02-16 · 4 obs
● 2015-06-26 01:27:36
● 2026-02-16 09:24:18
○ 2026-03-15 13:45:06
○ 2026-07-01 11:31:50
●A104.21.72.1132026-02-16 → 2026-07-01 · 3 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-07-01 11:31:50
●A172.67.183.1422026-02-16 → 2026-07-01 · 3 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-07-01 11:31:50
○A2606:4700:3031::6815:48712026-02-16 → 2026-06-09 · 5 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-06-09 19:37:10
○ 2026-06-29 13:02:32
○ 2026-07-01 11:31:50
●A2606:4700:3031::ac43:b78e2026-06-29 → 2026-07-01 · 3 obs
○ 2026-06-09 19:37:10
● 2026-06-29 13:02:32
● 2026-07-01 11:31:50
●A2606:4700:3032::6815:48712026-06-29 → 2026-07-01 · 3 obs
○ 2026-06-09 19:37:10
● 2026-06-29 13:02:32
● 2026-07-01 11:31:50
○A2606:4700:3033::ac43:b78e2026-02-16 → 2026-06-09 · 5 obs
○ 2019-02-01 23:49:22
● 2026-02-16 09:24:18
● 2026-06-09 19:37:10
○ 2026-06-29 13:02:32
○ 2026-07-01 11:31:50
○A67.205.24.912015-06-26 → 2019-02-01 · 4 obs
● 2015-06-26 01:27:36
● 2019-02-01 23:49:22
○ 2026-02-16 09:24:18
○ 2026-07-01 11:31:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
learningtech.usarnold.ns.cloudflare.com, nicole.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.211

NS records: arnold.ns.cloudflare.com, nicole.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 317ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.72.113, 172.67.183.142
AAAA22606:4700:3032::6815:4871, 2606:4700:3031::ac43:b78e
NS2arnold.ns.cloudflare.com, nicole.ns.cloudflare.com
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1arnold.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

The parent domain of barracuda.learningtech.us and mx.learningtech.us is learningtech.us.

IP Addresses

learningtech.us points to the four IP addresses 104.21.72.113, 172.67.183.142, 2606:4700:3031::ac43:b78e and 2606:4700:3032::6815:4871.

Among the host names that share IP numbers with learningtech.us are 7ic.com, wasd.ms, customcottonworks.com and two others.

Name Servers

learningtech.us is served by two delegated name servers, arnold.ns.cloudflare.com and nicole.ns.cloudflare.com.

learningtech.us has the same name server delegation as a number of other domains, such as learningtech.net, web360.com.au, nyongesasande.com and two more.

There is at least partial name server overlap between learningtech.us and other domains — manekispin.at, info-leroymerlin.pl, tabstogo.com and two more among them.

These name servers frequently co-occur with the name servers jamie.ns.cloudflare.com and peyton.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

arnold.ns.cloudflare.com carries IP addresses 108.162.193.69, 172.64.33.69 and 173.245.59.69, with 3 other addresses beyond those.

nicole.ns.cloudflare.com carries IP addresses 108.162.192.211, 172.64.32.211 and 173.245.58.211, with 3 other addresses beyond those.