class.technology - robtex.com

class.technology

DNSSEC🔒 Signed (DS record present)
A2606:4700:3033::ac43:ca9b🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2cb9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.185Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.202.155🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShattie.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ac🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhattie.ns.cloudflare.com
A2803:f800:50::6ca2:c2ac🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhattie.ns.cloudflare.com
A2a06:98c1:50::ac40:22ac🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhattie.ns.cloudflare.com
A108.162.194.172🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhattie.ns.cloudflare.com
A162.159.38.172Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhattie.ns.cloudflare.com
A172.64.34.172🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhattie.ns.cloudflare.com
NSsri.ns.cloudflare.com
A2606:4700:58::adf5:3bea🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A2803:f800:50::6ca2:c1ea🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsri.ns.cloudflare.com
A2a06:98c1:50::ac40:21ea🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsri.ns.cloudflare.com
A108.162.193.234🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A172.64.33.234🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
A173.245.59.234🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsri.ns.cloudflare.com
MXroute3.mx.cloudflare.net ⭐
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
MXroute2.mx.cloudflare.net(17)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute1.mx.cloudflare.net(54)
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.185, 172.67.202.155
IPv6 hints2606:4700:3033::ac43:ca9b, 2606:4700:3035::6815:2cb9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOAhattie.ns.cloudflare.comdns@cloudflare.com serial=2400995850

technology

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.technology ⭐
NSv0n1.nic.technology
NSv0n2.nic.technology
NSv0n3.nic.technology
NSv2n0.nic.technology
NSv2n1.nic.technology
SOAv0n0.nic.technologyhostmaster@donuts.email serial=1776982503

Same first word

class.com.cn
class.lv
class.cash
class.management
class.wiki
class.ch
class.com.tw
class.guide
class.kr
class.cc
class.mba
class.tech
class.digital
class.sk
class.run
class.today
class.immo
class.me
class.im
class.cl
class.ma
class.adobeaemcloud.com
class.com.au
class.nl
class.io
class.fr
class.tel
class.net
class.hu
class.ro
class.net.nz
class.zone
class.no
class.es
class.hr
class.on.ca
class.community
class.agency
class.cn
class.rocks
class.services
class.com.br
class.la
class.ca
class.solutions
class.com.pe
class.lk
class.edu.vn
class.email
class.pe
class.bg
class.ai
class.business
class.ai.in
class.se
class.ly
class.su
class.rs
class.de
class.co
class.am
class.it
class.works
class.systems
class.technology
class.network
class.com.py
class.info
class.do
class.tax
class.world
class.expert
class.co.at
class.msk.ru
class.so
class.al
class.eu
class.st
class.id
class.biz
class.com.tr
class.gr
class.org
class.us
class.com
class.bet
class.ps
class.edu.pl
class.com.mx
class.dk
class.builders
class.capital
class.watch
class.srl
class.land

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salsc.com
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calss.net.cn
lscsa.de
lacss.org
slacs.net
slsac.com

DNS History

12 records (9 active, 3 former)

2017201820192020202120222023202420252026NShattie.ns.cloudflare.comsri.ns.cloudflare.comns1.uniregistrymarket.linkns2.uniregistrymarket.linkMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.44.185172.67.202.1552606:4700:3033::ac43:ca9b2606:4700:3035::6815:2cb969.172.201.153
●NShattie.ns.cloudflare.com2026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
○NSns1.uniregistrymarket.link2016-12-10 → 2017-08-11 · 4 obs
● 2016-12-10 20:43:58
● 2017-08-11 19:44:54
○ 2026-03-26 06:55:08
○ 2026-04-23 22:31:48
○NSns2.uniregistrymarket.link2016-12-10 → 2017-08-11 · 4 obs
● 2016-12-10 20:43:58
● 2017-08-11 19:44:54
○ 2026-03-26 06:55:08
○ 2026-04-23 22:31:48
●NSsri.ns.cloudflare.com2026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●MXroute1.mx.cloudflare.net2026-03-26 → 2026-04-23 · 2 obs
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●MXroute2.mx.cloudflare.net2026-03-26 → 2026-04-23 · 2 obs
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●MXroute3.mx.cloudflare.net2026-03-26 → 2026-04-23 · 2 obs
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●A104.21.44.1852026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●A172.67.202.1552026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●A2606:4700:3033::ac43:ca9b2026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
●A2606:4700:3035::6815:2cb92026-03-26 → 2026-04-23 · 3 obs
○ 2017-08-11 19:44:54
● 2026-03-26 06:55:08
● 2026-04-23 22:31:48
○A69.172.201.1532016-12-10 → 2017-08-11 · 4 obs
● 2016-12-10 20:43:58
● 2017-08-11 19:44:54
○ 2026-03-26 06:55:08
○ 2026-04-23 22:31:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
technologyv0n3.nic.technology, v0n1.nic.technology, v2n1.nic.technology, v0n2.nic.technology...12 records
class.technologyhattie.ns.cloudflare.com, sri.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.172

NS records: hattie.ns.cloudflare.com, sri.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 451ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.202.155, 104.21.44.185
AAAA22606:4700:3033::ac43:ca9b, 2606:4700:3035::6815:2cb9
NS2hattie.ns.cloudflare.com, sri.ns.cloudflare.com
MX3route2.mx.cloudflare.net (pri: 17), route3.mx.cloudflare.net (pri: 5)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hattie.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n3.nic.technology, v0n3.nic.technology, v0n1.nic.technology...)

Analysis

IP Addresses

class.technology resolves to four IPs: 2606:4700:3033::ac43:ca9b, 2606:4700:3035::6815:2cb9, 104.21.44.185 and 172.67.202.155.

Other host names such as canvasartsinc.com, www.myfitnesspal.jp, chegspro.com, mhcb.com.au and minidonkeyuniversity.com share IP numbers with class.technology.

Name Servers

class.technology is delegated to two name servers: hattie.ns.cloudflare.com and sri.ns.cloudflare.com.

class.technology uses the same name server setup as other domains, including offshore.properties, toptitles.com, toronto.zone, smoothtalk.com and farmweather.com.

At least part of the name servers for class.technology are shared with other domains, for instance emagair.com, zad8.com, vanity-address.com, echochat.live and smpv.com.br.

These name servers are often used together with khalid.ns.cloudflare.com, jakub.ns.cloudflare.com and paige.ns.cloudflare.com.

Host names with six IP numbers:

hattie.ns.cloudflare.com points to: 2606:4700:50::a29f:26ac, 2803:f800:50::6ca2:c2ac, 2a06:98c1:50::ac40:22ac, 108.162.194.172, 162.159.38.172 and 172.64.34.172.

sri.ns.cloudflare.com points to: 2606:4700:58::adf5:3bea, 2803:f800:50::6ca2:c1ea, 2a06:98c1:50::ac40:21ea, 108.162.193.234, 172.64.33.234 and 173.245.59.234.

Mail Servers

Three mail servers handle class.technology: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

class.technology shares at least some mail servers with other domains, for example cnkbilgisayar.com, henning-kober.de, mmtnsoft.com, olaitan.me and pixem.org.

Host names with six IP numbers: route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13; route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19; route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.