techclass.group - dns.ninja

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techclass.group

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b9eeCloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:2435Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.36.53Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.185.238Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSivan.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b78🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A2803:f800:50::6ca2:c178🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRivan.ns.cloudflare.com
A2a06:98c1:50::ac40:2178🇺🇸 Cloudflare2a06:98c1:50::/45
PTRivan.ns.cloudflare.com
A108.162.193.120🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A172.64.33.120🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
A173.245.59.120🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivan.ns.cloudflare.com
NSjule.ns.cloudflare.com
A2606:4700:50::adf5:3aaf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjule.ns.cloudflare.com
A2803:f800:50::6ca2:c0af🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjule.ns.cloudflare.com
A2a06:98c1:50::ac40:20af🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjule.ns.cloudflare.com
A108.162.192.175🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjule.ns.cloudflare.com
A172.64.32.175🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.175Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1d::1b🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f27.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c14::1a🇨🇱 Google2800:3f0:4003::/48
A192.178.234.27🇺🇸 Google192.178.0.0/15
PTRncsclj-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTgoogle-site-verification=hcWzT-5hQTqJf_wdwSS8ukBaoAOAurYSroEJTdj999A
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.36.53, 172.67.185.238
IPv6 hints2606:4700:3030::ac43:b9ee, 2606:4700:3034::6815:2435
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=90, name=cloudflare-ech.com
SOAivan.ns.cloudflare.comdns@cloudflare.com serial=2415597488

group

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.group ⭐
NSv0n1.nic.group
NSv0n2.nic.group
NSv0n3.nic.group
NSv2n0.nic.group
NSv2n1.nic.group
SOAv0n0.nic.grouphostmaster@donuts.email serial=1790409033

Same first word

techclass.de
techclass.education
techclass.xyz
techclass.group
techclass.academy
techclass.io
techclass.fi
techclass.co
techclass.name.ng
techclass.org
techclass.net
techclass.ph
techclass.com.br
techclass.eu
techclass.link
techclass.com
techclass.pages.dev
techclass.co.kr

Similar names

classtech.app
accesstlh.com
classtech.co.uk
cleatschs.com
classtech.ir
classtech.com
castlehcs.com
caltechss.dk
accesshtl.com
catchless.com
hasseltcc.be
classtech.co.kr
classtech.net
classtech.de
sclastech.com
classtech.co
classtech.in
classtech.cc
cchasselt.be
htlaccess.com
classtech.com.br
classtech.dev
classtech.ro
classtech.org
thecclass.net
classtech.xyz

Previous names

tebec.group
tebesty.group
tebu.group
teca.group
tecademics.group
tecc.group
tech-alliance.group
tech-expert.group
tech-net.group
tech-service.group
tech-solutions.group
tech.group
techadvisory.group
techai.group
techapex.group
techartgroup.group
techarvest.group
techbiz.group
techblue.group
techcatalyst.group

Next names

techcom.group
techcombank.group
techconsult.group
techconsultants.group
techcoop.group
techcore.group
techdigital.group
techenergo.group
techethics.group
techex.group
techexpo.group
techfinity.group
techfounders.group
techfulcrum.group
techhelp.group
techhub.group
techify.group
techimpact.group
techinfo.group
techinform.group

DNS History

15 records (11 active, 4 former)

NSivan.ns.cloudflare.comjule.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.36.53172.67.185.2382606:4700:3030::ac43:b9ee2606:4700:3034::6815:2435188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSivan.ns.cloudflare.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●NSjule.ns.cloudflare.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●MXalt1.aspmx.l.google.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●MXalt2.aspmx.l.google.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●MXalt3.aspmx.l.google.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●MXalt4.aspmx.l.google.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●MXaspmx.l.google.com2026-09-06 → 2026-09-26 · 2 obs
● 2026-09-06 20:11:08
● 2026-09-26 08:10:20
●A104.21.36.532026-09-10 → 2026-09-26 · 7 obs
○ 2026-09-06 20:11:08
● 2026-09-10 01:55:50
○ 2026-09-15 13:22:58
● 2026-09-18 08:34:24
○ 2026-09-21 16:06:58
● 2026-09-26 08:10:16
● 2026-09-26 08:10:20
●A172.67.185.2382026-09-10 → 2026-09-26 · 7 obs
○ 2026-09-06 20:11:08
● 2026-09-10 01:55:50
○ 2026-09-15 13:22:58
● 2026-09-18 08:34:24
○ 2026-09-21 16:06:58
● 2026-09-26 08:10:16
● 2026-09-26 08:10:20
○A188.114.96.02026-09-06 → 2026-09-21 · 7 obs
● 2026-09-06 20:11:08
○ 2026-09-10 01:55:50
● 2026-09-15 13:22:58
○ 2026-09-18 08:34:24
● 2026-09-21 16:06:58
○ 2026-09-26 08:10:16
○ 2026-09-26 08:10:20
○A188.114.97.02026-09-06 → 2026-09-21 · 7 obs
● 2026-09-06 20:11:08
○ 2026-09-10 01:55:50
● 2026-09-15 13:22:58
○ 2026-09-18 08:34:24
● 2026-09-21 16:06:58
○ 2026-09-26 08:10:16
○ 2026-09-26 08:10:20
●A2606:4700:3030::ac43:b9ee2026-09-10 → 2026-09-26 · 7 obs
○ 2026-09-06 20:11:08
● 2026-09-10 01:55:50
○ 2026-09-15 13:22:58
● 2026-09-18 08:34:24
○ 2026-09-21 16:06:58
● 2026-09-26 08:10:16
● 2026-09-26 08:10:20
●A2606:4700:3034::6815:24352026-09-10 → 2026-09-26 · 7 obs
○ 2026-09-06 20:11:08
● 2026-09-10 01:55:50
○ 2026-09-15 13:22:58
● 2026-09-18 08:34:24
○ 2026-09-21 16:06:58
● 2026-09-26 08:10:16
● 2026-09-26 08:10:20
○A2a06:98c1:3120::2026-09-06 → 2026-09-21 · 7 obs
● 2026-09-06 20:11:08
○ 2026-09-10 01:55:50
● 2026-09-15 13:22:58
○ 2026-09-18 08:34:24
● 2026-09-21 16:06:58
○ 2026-09-26 08:10:16
○ 2026-09-26 08:10:20
○A2a06:98c1:3121::2026-09-06 → 2026-09-21 · 7 obs
● 2026-09-06 20:11:08
○ 2026-09-10 01:55:50
● 2026-09-15 13:22:58
○ 2026-09-18 08:34:24
● 2026-09-21 16:06:58
○ 2026-09-26 08:10:16
○ 2026-09-26 08:10:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
groupv0n0.nic.group, v0n1.nic.group, v0n2.nic.group, v0n3.nic.group...12 records
techclass.groupjule.ns.cloudflare.com, ivan.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.120

NS records: jule.ns.cloudflare.com, ivan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 857ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.36.53, 172.67.185.238
AAAA22606:4700:3030::ac43:b9ee, 2606:4700:3034::6815:2435
NS2ivan.ns.cloudflare.com, jule.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT1google-site-verification=hcWzT-5hQTqJf_w
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ivan.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.group, v0n0.nic.group, v0n1.nic.group...)

Analysis

IP Addresses

techclass.group points to the four IP addresses 104.21.36.53, 172.67.185.238, 2606:4700:3030::ac43:b9ee and 2606:4700:3034::6815:2435.

Name Servers

Two name servers handle the delegation for techclass.group: ivan.ns.cloudflare.com and jule.ns.cloudflare.com.

techclass.group shares its name server setup with other domains, including robert-capla.workers.dev, paintandfire.pages.dev, yorkshiretech.co.uk and two others.

There is at least partial name server overlap between techclass.group and other domains — altdfvkf.workers.dev, uplqa.info, autoinstb.com and two more among them.

The name servers erin.ns.cloudflare.com, khloe.ns.cloudflare.com and bradley.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

ivan.ns.cloudflare.com resolves to 108.162.193.120, 172.64.33.120 and 173.245.59.120 among others, with 3 other IP addresses in total.

jule.ns.cloudflare.com resolves to 108.162.192.175, 172.64.32.175 and 173.245.58.175 among others, with 3 other IP addresses in total.

Mail Servers

techclass.group has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

techclass.group shares mail servers — at least in part — with other domains, including effpipesdrums.ca, mincingmockingbird.com, cleanagreen.com and two others.

These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 64.233.180.27 and 2607:f8b0:4004:c1d::1b.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.