tech2know.com - robtex.com

tech2know.com

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:abee🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:580d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.13Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.238🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdina.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a6b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdina.ns.cloudflare.com
A2803:f800:50::6ca2:c06b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdina.ns.cloudflare.com
A2a06:98c1:50::ac40:206b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdina.ns.cloudflare.com
A108.162.192.107🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdina.ns.cloudflare.com
A172.64.32.107🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdina.ns.cloudflare.com
A173.245.58.107🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdina.ns.cloudflare.com
NSnicolas.ns.cloudflare.com
A2606:4700:58::a29f:2c54🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A2803:f800:50::6ca2:c354🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnicolas.ns.cloudflare.com
A2a06:98c1:50::ac40:2354🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnicolas.ns.cloudflare.com
A108.162.195.84🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A162.159.44.84Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
A172.64.35.84🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnicolas.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.88.13, 172.67.171.238
IPv62606:4700:3034::ac43:abee, 2606:4700:3037::6815:580d
SOAdina.ns.cloudflare.comdns@cloudflare.com serial=2397663855

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=1774491397

Same first word

tech2know.com

DNS History

20 records (6 active, 14 former)

20192020202120222023202420252026NSdina.ns.cloudflare.comnicolas.ns.cloudflare.comns27.domaincontrol.comns28.domaincontrol.comns77.domaincontrol.comns78.domaincontrol.comA104.21.88.13172.67.171.2382606:4700:3034::ac43:abee2606:4700:3037::6815:580d13.248.213.45184.168.221.33184.168.221.34184.168.221.40184.168.221.4350.63.202.3550.63.202.5150.63.202.5850.63.202.6176.223.67.189
●NSdina.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
●NSnicolas.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
○NSns27.domaincontrol.com2018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○NSns28.domaincontrol.com2018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○NSns77.domaincontrol.com2026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 02:18:38
○NSns78.domaincontrol.com2026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 02:18:38
●A104.21.88.132026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
○A13.248.213.452026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 02:18:38
●A172.67.171.2382026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
○A184.168.221.332018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A184.168.221.342018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A184.168.221.402018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A184.168.221.432018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
●A2606:4700:3034::ac43:abee2026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
●A2606:4700:3037::6815:580d2026-03-26 → 2026-03-26 · 2 obs
○ 2018-09-14 20:57:24
● 2026-03-26 02:18:38
○A50.63.202.352018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A50.63.202.512018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A50.63.202.582018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A50.63.202.612018-09-14 → 2018-09-14 · 2 obs
● 2018-09-14 20:57:24
○ 2026-03-26 02:18:38
○A76.223.67.1892026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 02:18:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
tech2know.comdina.ns.cloudflare.com, nicolas.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.84

NS records: dina.ns.cloudflare.com, nicolas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech2know.com (unsigned zone)

⏱️ Timing

Total: 88ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.171.238, 104.21.88.13
AAAA22606:4700:3037::6815:580d, 2606:4700:3034::ac43:abee
NS2dina.ns.cloudflare.com, nicolas.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dina.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dina.ns.cloudflare.com, dina.ns.cloudflare.com, dina.ns.cloudflare.com...)

Analysis

IP Addresses

tech2know.com points to four IP numbers: 2606:4700:3034::ac43:abee, 2606:4700:3037::6815:580d, 104.21.88.13 and 172.67.171.238.

For instance, other host names itv24.es, www.stape.info, biztech.help, mdg188jp14.online and xn--szkoa-n7a.edu.pl share IP numbers with tech2know.com.

Name Servers

tech2know.com is delegated to two name servers: dina.ns.cloudflare.com and nicolas.ns.cloudflare.com.

tech2know.com shares the same name server setup as other domains, for example estafaopiniones.com and maypalo.com and npd117.net.

tech2know.com shares name servers with other domains at least partially, for example comchoo.com, ttjonline.com, filimium.com, bitcoin-glorixsolution.com and avisplumbing.com.

These name servers are commonly used with dom.ns.cloudflare.com.

Host names with six IP numbers: host name dina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6b, 2803:f800:50::6ca2:c06b, 2a06:98c1:50::ac40:206b, 108.162.192.107, 172.64.32.107 and 173.245.58.107; host name nicolas.ns.cloudflare.com points to: 2606:4700:58::a29f:2c54, 2803:f800:50::6ca2:c354, 2a06:98c1:50::ac40:2354, 108.162.195.84, 162.159.44.84 and 172.64.35.84.